• AGM plants

    AGM plants have been through a rigorous trial and assessment programme. They are:

    • Excellent for ordinary use in appropriate conditions
    • Available to buy
    • Of good constitution
    • Essentially stable in form & colour
    • Reasonably resistant to pests & diseases

The Potted Garden Nursery

  • × Cuprocyparis leylandii
  • × Cuprocyparis leylandii 'Castlewellan'
  • × Cuprocyparis leylandii 'Gold Rider'
  • × Didrangea versicolor
  • × Fatshedera lizei
  • × Fatshedera lizei 'Annemieke' (v)
  • × Fatshedera lizei 'Variegata' compact (v)
  • × Halimiocistus sahucii
  • × Halimiocistus wintonensis 'Merrist Wood Cream'
  • × Heucherella 'Brass Lantern' (PBR)
  • × Heucherella 'Burnished Bronze' (PBR)
  • × Heucherella 'Citrus Shock'
  • × Heucherella 'Honey Rose' (PBR)
  • × Heucherella 'Redstone Falls' (PBR) (Falls Series)
  • × Heucherella 'Solar Eclipse'
  • × Heucherella 'Sweet Tea' (PBR)
  • × Heucherella 'Tapestry' (PBR)
  • × Mukgenia 'Flame'
  • Abelia parvifolia
  • Abelia parvifolia 'Bumblebee'
  • Abelia × grandiflora Confetti = 'Conti' (PBR) (v)
  • Abelia × grandiflora 'Brockhill Allgold'
  • Abelia × grandiflora 'Francis Mason' (v)
  • Abelia × grandiflora 'Hopleys' (PBR) (v)
  • Abelia × grandiflora 'Kaleidoscope' (PBR) (v)
  • Abelia × grandiflora 'Lake Maggiore'
  • Abelia × grandiflora 'Prostrate White'
  • Abelia 'Lynn' (PBR)
  • Abeliophyllum distichum Roseum Group
  • Abies lasiocarpa var. arizonica 'Compacta' Hornibr.
  • Abies nordmanniana
  • Abutilon megapotamicum
  • Abutilon megapotamicum 'Variegatum' (v)
  • Abutilon 'Kentish Belle'
  • Acacia baileyana 'Purpurea'
  • Acacia dealbata
  • Acacia dealbata 'Gaulois Astier'
  • Acanthus mollis
  • Acanthus mollis 'Hollard's Gold'
  • Acanthus mollis 'Tasmanian Angel' (v)
  • Acanthus spinosus L.
  • Acanthus 'Whitewater' (v)
  • Acer campestre 'Carnival' (v)
  • Acer davidii Viper = 'Mindavi'
  • Acer davidii 'George Forrest'
  • Acer griseum
  • Acer japonicum 'Aconitifolium'
  • Acer japonicum 'Vitifolium'
  • Acer negundo 'Flamingo' (v)
  • Acer negundo 'Kelly's Gold'
  • Acer palmatum 'Ariadne' (M/v)
  • Acer palmatum 'Aureum' (P)
  • Acer palmatum 'Bloodgood' (A)
  • Acer palmatum 'Burgundy Lace' (M)
  • Acer palmatum 'Corallinum' (P)
  • Acer palmatum 'Emerald Lace' (D)
  • Acer palmatum 'Enkan' (L)
  • Acer palmatum 'Garnet' (D)
  • Acer palmatum 'Inaba-shidare' (D)
  • Acer palmatum 'Jerre Schwartz' (Dw)
  • Acer palmatum 'Kaba' (Dw)
  • Acer palmatum 'Katsura' (P)
  • Acer palmatum 'Kotohime' (Dw)
  • Acer palmatum 'Koto-no-ito' (L)
  • Acer palmatum 'Orange Dream' (P)
  • Acer palmatum 'Orangeola' (D)
  • Acer palmatum 'Oridono-nishiki' (P/v)
  • Acer palmatum 'Osakazuki' (A)
  • Acer palmatum 'Red Pygmy' (L)
  • Acer palmatum 'Ryusen'
  • Acer palmatum 'Sango-kaku' (P)
  • Acer palmatum 'Seiryu' (D)
  • Acer palmatum 'Shaina' (P)
  • Acer palmatum 'Shin-deshojo' (P)
  • Acer palmatum 'Skeeter's Broom' (Dw)
  • Acer palmatum 'Taylor' (PBR) (P/v)
  • Acer palmatum 'Trompenburg' (M)
  • Acer palmatum 'Uki-gumo' (P/v)
  • Acer palmatum 'Wilson's Pink Dwarf' (Dw)
  • Acer platanoides Princeton Gold = 'Prigo' (PBR)
  • Acer platanoides 'Crimson King'
  • Acer platanoides 'Drummondii' (v)
  • Acer platanoides 'Ulmers Sensation' (PBR) (v)
  • Acer pseudoplatanus 'Brilliantissimum'
  • Acer pseudoplatanus f. variegatum 'Esk Sunset' (v)
  • Acer rubrum Red Sunset = 'Franksred'
  • Acer rubrum 'Brandywine'
  • Acer rubrum 'October Glory'
  • Acer shirasawanum 'Aureum'
  • Acer shirasawanum 'Autumn Moon'
  • Acer shirasawanum 'Jordan'
  • Acer tataricum subsp. ginnala 'Flame'
  • Acer × conspicuum 'Phoenix'
  • Acer × freemanii Autumn Blaze = 'Jeffersred'
  • Acer 'Red Flamingo' (v)
  • Achillea filipendulina 'Gold Plate'
  • Achillea millefolium 'Red Velvet'
  • Achillea millefolium 'Rose Madder'
  • Achillea millefolium 'Summer Fruits Salmon' (Summer Fruits Series)
  • Achillea millefolium 'Wonderful Wampee' (Tutti Frutti Series)
  • Achillea ptarmica 'Nana Compacta'
  • Achillea 'Feuerland'
  • Achillea 'Moonshine'
  • Achillea 'Pretty Belinda'
  • Achillea 'Summerwine'
  • Achillea 'Taygetea'
  • Achillea 'Terracotta'
  • Aconitum carmichaelii (Wilsonii Group) 'Spätlese'
  • Aconitum carmichaelii 'Royal Flush' (PBR)
  • Aconitum napellus
  • Aconitum napellus subsp. vulgare 'Albidum'
  • Aconitum × cammarum 'Bicolor'
  • Aconitum 'Spark's Variety'
  • Aconitum 'Stainless Steel'
  • Acorus gramineus 'Ogon' (v)
  • Acorus gramineus 'Variegatus' (v)
  • Actaea matsumurae 'White Pearl'
  • Actaea pachypoda Misty Blue = 'Lk05' (PBR)
  • Actaea rubra
  • Actaea simplex (Atropurpurea Group) 'Black Negligee'
  • Actaea simplex (Atropurpurea Group) 'Brunette'
  • Actaea simplex 'Pink Spike'
  • Actinidia deliciosa 'Jenny' (s-p/F)
  • Actinidia kolomikta
  • Actinidia pilosula (Finet & Gagnep.) Stapf ex Hand.-Mazz.
  • Adenophora 'Gaudi Violet'
  • Adiantum aleuticum 'Imbricatum'
  • Adiantum venustum
  • Aesculus pavia var. discolor 'Koehnei'
  • Agapanthus inapertus 'Icicle'
  • Agapanthus Double Diamond = 'Rfdd' (PBR)
  • Agapanthus Silver Moon = 'Notfred' (PBR) (v)
  • Agapanthus Twister = 'Ambic001' (PBR)
  • Agapanthus 'Arctic Star'
  • Agapanthus 'Black Magic'
  • Agapanthus 'Black Pantha' (PBR)
  • Agapanthus 'Charlotte' (PBR)
  • Agapanthus 'Flower of Love'
  • Agapanthus 'Gold Strike' (PBR) (v)
  • Agapanthus 'Inkspots'
  • Agapanthus 'Midnight Star'
  • Agapanthus 'Northern Star' (PBR)
  • Agapanthus 'Peter Pan' ambig.
  • Agapanthus 'Sea Coral'
  • Agapanthus 'Silver Baby'
  • Agapanthus 'Snow Cloud'
  • Agapanthus 'Snow Crystal'
  • Agapanthus 'Tinkerbell' (v)
  • Agastache mexicana 'Red Fortune' (PBR)
  • Agastache rugosa f. albiflora 'Liquorice White'
  • Agastache rugosa 'Liquorice Blue'
  • Agastache 'Blackadder'
  • Agastache 'Blue Boa' (PBR)
  • Agastache 'Kudos Ambrosia' (PBR) (Kudos Series)
  • Agastache 'Kudos Gold' (PBR) (Kudos Series)
  • Agastache 'Kudos Mandarin' (PBR) (Kudos Series)
  • Agastache 'Summer Glow'
  • Ageratina altissima 'Chocolate'
  • Ageratina ligustrina
  • Ajuga incisa 'Bikun' (v)
  • Ajuga reptans Black Scallop = 'Binblasca' (PBR)
  • Ajuga reptans 'Burgundy Glow' (v)
  • Ajuga reptans 'Catlin's Giant'
  • Ajuga reptans 'Multicolor' (v)
  • Ajuga reptans 'Variegata' (v)
  • Akebia quinata
  • Akebia quinata 'Amethyst Glow'
  • Albizia julibrissin f. rosea
  • Albizia julibrissin 'Rouge Selection'
  • Albizia julibrissin 'Summer Chocolate' (PBR)
  • Albuca shawii
  • Alcea rosea Chater's Double Group (d)
  • Alcea rosea Chater's Double Group maroon-flowered (d)
  • Alcea rosea Chater's Double Group red-flowered (d)
  • Alcea rosea Chater's Double Group scarlet-flowered (d)
  • Alcea rosea Chater's Double Group white-flowered (d)
  • Alcea rosea Chater's Double Group yellow-flowered (d)
  • Alcea rosea 'Halo Apricot' (Halo Series)
  • Alcea rosea 'Halo Blush' (Halo Series)
  • Alcea rosea 'Halo Cerise' (Halo Series)
  • Alcea rosea 'Halo Cream' (Halo Series)
  • Alcea rosea 'Halo Red' (Halo Series)
  • Alcea rosea 'Halo White' (Halo Series)
  • Alchemilla erythropoda
  • Alchemilla mollis
  • Allium cristophii
  • Allium giganteum
  • Allium hollandicum 'Purple Sensation'
  • Allium sativum
  • Allium schoenoprasum
  • Allium siculum
  • Allium tuberosum
  • Alnus incana 'Aurea'
  • Aloe ferox
  • Aloe striatula
  • Aloysia citrodora
  • Alstroemeria psittacina 'Royal Star' (v)
  • Alstroemeria Inca Fire (Inca Series)
  • Alstroemeria Inca Vito = 'Koncavito' (PBR) (Inca Series)
  • Alstroemeria Indian Summer = 'Tesronto' (PBR) (Summer Paradise Series)
  • Alstroemeria Inticancha Cabana = 'Tescaban' (Inticancha Series)
  • Alstroemeria Princess Amina = 'Zapriamin' (PBR) (Princess Series)
  • Alstroemeria Princess Camilla = 'Stapricamil' (Princess Series)
  • Alstroemeria Princess Diana = 'Zapridapal' (PBR) (Princess Series)
  • Alstroemeria Princess Fabiana = 'Zaprifabi' (PBR) (Princess Series)
  • Alstroemeria Princess Ivana = 'Staprivane' (PBR) (Princess Series)
  • Alstroemeria Princess Letizia = 'Zaprilet' (Princess Series)
  • Alstroemeria Princess Paola = 'Stapripal' (PBR) (Princess Series)
  • Alstroemeria Princess Sara = 'Staprisara' (PBR) (Princess Series)
  • Alstroemeria Princess Tamara = 'Zapritama' (PBR) (Princess Series)
  • Alstroemeria Princess Zavina = 'Staprivina' (PBR) (Princess Series)
  • Alstroemeria Rock 'n' Roll = 'Alsdun01' (PBR) (v)
  • Alstroemeria Summer Breeze = 'Teshunte' (PBR) (Summer Paradise Series)
  • Alstroemeria 'Freedom'
  • Alstroemeria 'Mauve Majesty'
  • Alstroemeria 'Sweet Laura' (PBR)
  • Alyogyne Magic Moments = 'Hutwow'
  • Amelanchier alnifolia 'Obelisk' (PBR)
  • Amelanchier alnifolia 'Smokey' (F)
  • Amelanchier canadensis ambig.
  • Amelanchier canadensis 'Glenn Form'
  • Amelanchier laevis 'Snowflakes'
  • Amelanchier lamarckii
  • Amelanchier × grandiflora 'Ballerina'
  • Amelanchier × grandiflora 'Robin Hill'
  • Amicia zygomeris
  • Amomyrtus luma
  • Ampelopsis brevipedunculata 'Elegans' (v)
  • Amsonia tabernaemontana
  • Amsonia 'Blue Ice'
  • Anchusa azurea 'Loddon Royalist'
  • Andromeda polifolia 'Blue Ice'
  • Anemanthele lessoniana
  • Anemone blanda blue-flowered
  • Anemone blanda var. rosea
  • Anemone blanda 'White Splendour'
  • Anemone coronaria De Caen Group
  • Anemone hupehensis var. japonica 'Pamina'
  • Anemone hupehensis var. japonica 'Prinz Heinrich'
  • Anemone hupehensis var. japonica 'Splendens'
  • Anemone leveillei
  • Anemone multifida 'Rubra'
  • Anemone nemorosa
  • Anemone pavonina
  • Anemone sylvestris
  • Anemone × hybrida 'Andrea Atkinson'
  • Anemone × hybrida 'Honorine Jobert'
  • Anemone × hybrida 'Königin Charlotte'
  • Anemone × hybrida 'September Charm'
  • Anemone × hybrida 'Serenade'
  • Anemone × hybrida 'Whirlwind'
  • Anemone Dreaming Swan = 'Macane004' (PBR)
  • Anemone Elfin Swan = 'Macane017' (PBR)
  • Anemone Ruffled Swan = 'Macane007' (PBR)
  • Anemone Wild Swan = 'Macane001' (PBR)
  • Angelica archangelica
  • Angelica sylvestris 'Ebony'
  • Anisodontea 'El Rayo'
  • Anthemis punctata subsp. cupaniana
  • Anthemis tinctoria 'Charme' (PBR)
  • Anthemis tinctoria 'E.C. Buxton'
  • Anthemis tinctoria 'Sauce Hollandaise'
  • Anthriscus sylvestris 'Ravenswing'
  • Aquilegia vulgaris 'Clementine Blue' (Clementine Series) (d)
  • Aquilegia vulgaris 'Clementine Dark Purple' (Clementine Series) (d)
  • Aquilegia vulgaris 'Clementine Rose' (Clementine Series) (d)
  • Aquilegia vulgaris 'Clementine Salmon Rose' (Clementine Series) (d)
  • Aquilegia vulgaris 'Clementine White' (Clementine Series) (d)
  • Aquilegia vulgaris 'Nivea'
  • Aquilegia vulgaris var. stellata 'Nora Barlow' (Barlow Series) (d)
  • Aquilegia vulgaris 'William Guiness'
  • Aquilegia 'Crimson Star'
  • Aquilegia 'Dragonfly'
  • Aquilegia McKana Group
  • Aquilegia 'Red Star' (Star Series)
  • Aquilegia 'White Star' (Star Series)
  • Aquilegia 'Winky Blue-White' (Winky Series)
  • Arabis alpina subsp. caucasica 'Douler Angevine' (v)
  • Arabis alpina subsp. caucasica 'Schneehaube'
  • Arabis alpina subsp. caucasica 'Variegata' (v)
  • Arabis blepharophylla 'Frühlingszauber'
  • Arabis ferdinandi-coburgi 'Old Gold' (v)
  • Aralia cordata 'Sun King'
  • Aralia elata
  • Araucaria araucana
  • Arbutus unedo
  • Arbutus unedo 'Elfin King'
  • Arbutus unedo f. rubra
  • Arbutus × andrachnoides
  • Arbutus × reyorum 'Marina'
  • Arctostaphylos uva-ursi 'Vancouver Jade'
  • Argyranthemum LaRita Banana Split = 'Kleaf10067' (LaRita Series)
  • Argyranthemum Madeira Crested Ivory = 'Bonmadcivy' (Madeira Series) (d)
  • Argyranthemum Madeira Crested Pink = 'Bonmadcink' (PBR) (Madeira Series)
  • Argyranthemum Madeira Crested Yellow = 'Bonmadcrel' (PBR) (Madeira Series)
  • Argyranthemum Madeira Red = 'Bonmadre' (PBR) (Madeira Series)
  • Argyranthemum Madeira White Improved = 'Bonmadwitim' (PBR) (Madeira Series)
  • Argyranthemum Molimba XL Pastel Yellow = 'Argyrayesi' (PBR) (Molimba Series)
  • Argyranthemum 'Everest'
  • Argyrocytisus battandieri
  • Argyrocytisus battandieri 'Yellow Tail'
  • Armeria juniperifolia 'Bevan's Variety'
  • Armeria maritima 'Alba'
  • Armeria maritima 'Düsseldorfer Stolz'
  • Armeria maritima 'Nifty Thrifty' (v)
  • Armeria maritima 'Splendens'
  • Armeria 'Joystick Lilac Shades' (Joystick Series)
  • Armeria 'Joystick Red' (Joystick Series)
  • Armeria 'Joystick White' (Joystick Series)
  • Armoracia rusticana
  • Aronia arbutifolia 'Erecta'
  • Artemisia ludoviciana 'Silver Queen'
  • Artemisia schmidtiana 'Nana'
  • Artemisia 'Powis Castle'
  • Arum italicum subsp. italicum 'Marmoratum'
  • Aruncus aethusifolius
  • Aruncus dioicus
  • Aruncus dioicus 'Kneiffii'
  • Aruncus 'Horatio'
  • Arundo donax
  • Arundo donax var. versicolor (v)
  • Asarum splendens
  • Asclepias tuberosa
  • Asparagus officinalis 'Pacific 2000'
  • Asparagus officinalis 'Pacific Purple'
  • Asphodeline lutea
  • Asplenium scolopendrium
  • Asplenium scolopendrium 'Angustatum'
  • Astelia chathamica
  • Astelia 'Red Devil'
  • Aster ageratoides 'Ashvi'
  • Aster ageratoides 'Ezo Murasaki'
  • Aster ageratoides 'Harry Smith'
  • Aster amellus 'Rosa Erfüllung'
  • Aster amellus 'Veilchenkönigin'
  • Aster thomsonii 'Nanus'
  • Aster × frikartii 'Flora's Delight'
  • Aster × frikartii 'Mönch'
  • Astilbe chinensis var. taquetii 'Purpurlanze'
  • Astilbe chinensis 'Vision in Red' (PBR)
  • Astilbe chinensis 'Vision in White'
  • Astilbe chinensis 'Visions'
  • Astilbe × rosea 'Peach Blossom'
  • Astilbe 'Chocolate Shogun'
  • Astilbe 'Deutschland' (japonica hybrid)
  • Astilbe 'Ellie' (× arendsii)
  • Astilbe 'Europa' (japonica hybrid)
  • Astilbe 'Fanal' (× arendsii)
  • Astilbe 'Look at Me' (PBR)arendsii)
  • Astilbe 'Montgomery' (japonica hybrid)
  • Astilbe 'Straussenfeder' (thunbergii hybrid)
  • Astrantia major 'Florence' (PBR)
  • Astrantia major Gill Richardson Group
  • Astrantia major 'Lars'
  • Astrantia major 'Star of Beauty' (PBR) (Sparkling Stars Series)
  • Astrantia major 'Star of Billion' (PBR)
  • Astrantia major 'Star of Love'
  • Astrantia major 'Star of Magic' (PBR) (v)
  • Astrantia major 'Star of Royals' (PBR)
  • Astrantia major 'Sunningdale Variegated' (v)
  • Astrantia major 'Venice' (PBR)
  • Astrantia 'Hadspen Blood'
  • Astrantia 'Moulin Rouge' (PBR)
  • Astrantia 'Roma' (PBR)
  • Athyrium filix-femina 'Dre's Dagger'
  • Athyrium filix-femina 'Frizelliae'
  • Athyrium filix-femina subsp. angustum f. rubellum 'Lady in Red'
  • Athyrium niponicum var. pictum
  • Athyrium niponicum var. pictum 'Silver Falls'
  • Athyrium niponicum var. pictum 'Ursula's Red'
  • Athyrium 'Ghost'
  • Athyrium 'Ocean's Fury'
  • Aubrieta gracilis 'Kitte'
  • Aubrieta gracilis 'Kitte Blue'
  • Aubrieta gracilis 'Kitte Purple'
  • Aubrieta gracilis 'Kitte Rose'
  • Aubrieta Axcent Lilac = 'Audelip' (PBR) (Axcent Series)
  • Aubrieta 'Blue Cascade' (Cascade Series)
  • Aubrieta Cascade Series
  • Aubrieta 'Doctor Mules Variegata' (v)
  • Aubrieta 'Lilac Cascade' (Cascade Series)
  • Aubrieta 'Purple Cascade' (Cascade Series)
  • Aubrieta 'Red Cascade' (Cascade Series)
  • Aubrieta 'Snow Maiden' (PBR)
  • Aucuba japonica 'Crotonifolia' (f/v)
  • Aucuba japonica 'Rozannie' (f)
  • Aurinia saxatilis 'Goldkugel'
  • Aurinia saxatilis 'Variegata' (v)
  • Azara microphylla 'Variegata' (v)
  • Azara serrata
  • Baloskion tetraphyllum
  • Baptisia australis
  • Baptisia 'Dutch Chocolate' (Decadence Series)
  • Baptisia 'Lemon Meringue'
  • Begonia Bonfire = 'Nzcone' (PBR)
  • Begonia Summerwings Dark Elegance = 'Insumdaele' (PBR) (Summerwings Series)
  • Begonia 'Benitochiba' (R)
  • Begonia Fragrant Falls Improved Series (T)
  • Begonia 'Glowing Embers'
  • Berberidopsis corallina
  • Berberis darwinii
  • Berberis darwinii 'Compacta'
  • Berberis thunbergii 'Diabolic'
  • Berberis thunbergii f. atropurpurea 'Admiration' (PBR)
  • Berberis thunbergii f. atropurpurea 'Atropurpurea Nana'
  • Berberis thunbergii f. atropurpurea 'Golden Ring' (v)
  • Berberis thunbergii f. atropurpurea 'Harlequin' (v)
  • Berberis thunbergii f. atropurpurea 'Helmond Pillar'
  • Berberis thunbergii f. atropurpurea 'Red Chief'
  • Berberis thunbergii f. atropurpurea 'Rose Glow' (v)
  • Berberis thunbergii f. atropurpurea 'Rosy Rocket' (PBR) (v)
  • Berberis thunbergii 'Golden Rocket' (PBR)
  • Berberis thunbergii 'Green Carpet'
  • Berberis thunbergii 'Maria' (PBR)
  • Berberis thunbergii 'Orange Rocket' (PBR)
  • Berberis thunbergii 'Pow-wow'
  • Berberis trigona 'Orange King'
  • Berberis × carminea 'Pirate King'
  • Berberis × lologensis 'Apricot Queen'
  • Berberis × lologensis 'Stapehill'
  • Berberis × media 'Red Jewel'
  • Berberis × stenophylla 'Claret Cascade'
  • Berberis × stenophylla 'Corallina Compacta'
  • Berberis × stenophylla 'Etna'
  • Berberis 'Goldilocks'
  • Bergenia 'Abendglut'
  • Bergenia 'Bressingham White'
  • Bergenia 'Harzkristall'
  • Bergenia 'Overture'
  • Bergenia 'Silberlicht'
  • Bergenia 'Wintermärchen'
  • Bergeranthus
  • Beschorneria yuccoides 'Quicksilver'
  • Betula nigra 'Wakehurst'
  • Betula pendula
  • Betula pendula subsp. pendula Fastigiata Joes = 'Jolep 1' (PBR)
  • Betula pendula subsp. pendula 'Youngii'
  • Betula utilis subsp. jacquemontii
  • Betula utilis subsp. jacquemontii 'Doorenbos'
  • Betula utilis subsp. jacquemontii 'Moonbeam'
  • Betula utilis subsp. jacquemontii 'Silver Shadow'
  • Bidens aurea 'Hannay's Lemon Drop'
  • Bidens ferulifolia Beedance Painted Red = 'Sunbidevb 2' (PBR)
  • Bidens ferulifolia Beedance Painted Yellow = 'Sunbidevb4' (PBR)
  • Bidens ferulifolia 'Golden Eye'
  • Billardiera longiflora
  • Billardiera longiflora 'Cherry Berry'
  • Billardiera longiflora 'Fructu-albo'
  • Blechnum brasiliense 'Volcano'
  • Blechnum spicant
  • Brachyglottis Walberton's Silver Dormouse = 'Walbrach' (PBR)
  • Briza media 'Limouzi'
  • Briza media 'Russells' (PBR)
  • Brunnera macrophylla 'Alexanders Great' (PBR)
  • Brunnera macrophylla 'Betty Bowring'
  • Brunnera macrophylla 'Hadspen Cream' (v)
  • Brunnera macrophylla 'Jack Frost' (PBR)
  • Brunnera macrophylla 'Little Jack' (v)
  • Brunnera macrophylla 'Looking Glass' (PBR)
  • Brunnera macrophylla 'Silver Spear'
  • Buddleja alternifolia
  • Buddleja alternifolia 'Argentea'
  • Buddleja crispa var. farreri
  • Buddleja davidii Adonis Blue = 'Adokeep' (PBR)
  • Buddleja davidii Buzz Candy Pink = 'Tobudsopin' (Buzz Series)
  • Buddleja davidii Buzz Ivory = 'Tobudivory' (PBR) (Buzz Series)
  • Buddleja davidii Buzz Magenta = 'Tobudpipur' (PBR) (Buzz Series)
  • Buddleja davidii Buzz Sky Blue = 'Tobudskybl' (PBR) (Buzz Series)
  • Buddleja davidii Buzz Violet = 'Tobudviole' (Buzz Series)
  • Buddleja davidii 'Black Knight'
  • Buddleja davidii 'Dartmoor'
  • Buddleja davidii 'Empire Blue'
  • Buddleja davidii 'Harlequin' (v)
  • Buddleja davidii 'Peace'
  • Buddleja davidii 'Royal Red'
  • Buddleja davidii 'Santana' (v)
  • Buddleja davidii 'White Profusion'
  • Buddleja globosa
  • Buddleja lindleyana
  • Buddleja × pikei Unique = 'Pmoore12' (PBR)
  • Buddleja × weyeriana 'Pink Pagoda' (PBR)
  • Buddleja × weyeriana 'Sungold'
  • Buddleja Sugar Plum = 'Lonplum' (PBR)
  • Buddleja 'Blue Chip Junior' (Lo and Behold Series)
  • Buddleja 'Pink Delight'
  • Buddleja 'Pink Micro Chip' (Lo and Behold Series)
  • Buddleja 'Pride of Longstock'
  • Bupleurum fruticosum
  • Buxus sempervirens
  • Buxus sempervirens 'Elegantissima' (v)
  • Buxus sempervirens 'Latifolia Maculata' (v)
  • Calamagrostis brachytricha
  • Calamagrostis × acutiflora 'Avalanche'
  • Calamagrostis × acutiflora 'Karl Foerster'
  • Calamagrostis × acutiflora 'Overdam' (v)
  • Calamintha nepeta
  • Calamintha nepeta subsp. nepeta 'Blue Cloud'
  • Calceolaria integrifolia
  • Callicarpa bodinieri var. giraldii 'Profusion'
  • Callicarpa japonica 'Leucocarpa'
  • Callistemon citrinus 'Splendens'
  • Callistemon citrinus 'White Anzac'
  • Callistemon 'Masotti' (PBR)
  • Callistemon 'Mauve Mist'
  • Calluna vulgaris 'Alexandra' (PBR) (Garden Girls Series)
  • Calluna vulgaris 'Alicia' (PBR) (Garden Girls Series)
  • Calluna vulgaris 'Amethyst' (PBR) (Garden Girls Series)
  • Calluna vulgaris 'Sandy' (PBR) (Garden Girls Series)
  • Calycanthus floridus
  • Calycanthus × raulstonii 'Hartlage Wine'
  • Camellia japonica 'Adolphe Audusson'
  • Camellia japonica 'Bob's Tinsie'
  • Camellia japonica 'Desire'
  • Camellia japonica 'Doctor King'
  • Camellia japonica 'Elegans'
  • Camellia japonica 'Lady Vansittart'
  • Camellia japonica 'Lavinia Maggi'
  • Camellia japonica 'Nobilissima'
  • Camellia japonica 'Roger Hall'
  • Camellia japonica 'Silver Anniversary'
  • Camellia japonica 'Spring Fling'
  • Camellia reticulata 'Mary Williams'
  • Camellia rosthorniana 'Elina' (PBR)
  • Camellia sasanqua 'Narumigata'
  • Camellia sasanqua 'Paradise Audrey'
  • Camellia sasanqua 'Paradise Belinda'
  • Camellia × williamsii 'Anticipation'
  • Camellia × williamsii 'Donation'
  • Camellia × williamsii 'Golden Spangles' (v)
  • Camellia × williamsii 'Jury's Yellow'
  • Camellia × williamsii 'Ruby Wedding' (d)
  • Camellia 'Nicky Crisp' (japonica × pitardii)
  • Campanula carpatica 'Blaue Clips'
  • Campanula carpatica f. alba 'Weisse Clips'
  • Campanula cochlearifolia
  • Campanula cochlearifolia 'Blue Baby' (Baby Series)
  • Campanula cochlearifolia var. alba 'White Baby' (Baby Series)
  • Campanula garganica 'Dickson's Gold'
  • Campanula garganica 'Major'
  • Campanula glomerata 'Superba'
  • Campanula glomerata var. alba
  • Campanula lactiflora 'Loddon Anna'
  • Campanula lactiflora 'Prichard's Variety'
  • Campanula lactiflora 'White Pouffe'
  • Campanula latiloba 'Highcliffe Variety'
  • Campanula persicifolia
  • Campanula persicifolia 'La Bonne Amie' (d)
  • Campanula persicifolia 'Takion Blue' (Takion Series)
  • Campanula persicifolia 'Takion White' (Takion Series)
  • Campanula persicifolia var. alba
  • Campanula portenschlagiana
  • Campanula portenschlagiana 'Catharina'
  • Campanula poscharskyana
  • Campanula poscharskyana Blue Waterfall = 'Camgood'
  • Campanula pulla
  • Campanula 'Kent Belle'
  • Campanula 'Pink Octopus' (PBR)
  • Campanula 'Ringsabell Indigo Blue' (Ringsabell Series)
  • Campanula 'Sarastro'
  • Campsis radicans f. flava
  • Campsis radicans 'Flamenco'
  • Campsis × tagliabuana 'Madame Galen'
  • Canna Tropicanna Black = 'Lon01' (PBR)
  • Canna 'Phasion' (v)
  • Carex buchananii
  • Carex comans 'Frosted Curls'
  • Carex elata 'Aurea'
  • Carex flagellifera
  • Carex oshimensis Evercream = 'Ficre' (PBR) (v)
  • Carex oshimensis Everest = 'Fiwhite' (PBR) (v)
  • Carex oshimensis 'Evergold' (v)
  • Carex oshimensis 'Everillo' (PBR) (EverColor Series)
  • Carex phyllocephala 'Sparkler' (v)
  • Carex testacea
  • Carex trifida 'Rekohu Sunrise' (PBR) (v)
  • Carpenteria californica 'Elizabeth'
  • Carpinus betulus 'Frans Fontaine'
  • Caryopteris incana 'Jason' (PBR)
  • Caryopteris × clandonensis Pink Perfection = 'Lisspin' (PBR)
  • Caryopteris × clandonensis Stephi = 'Lissteph' (PBR)
  • Caryopteris × clandonensis Sterling Silver = 'Lissilv' (PBR)
  • Caryopteris × clandonensis 'Dark Knight'
  • Caryopteris × clandonensis 'White Surprise' (PBR) (v)
  • Castanea sativa 'Albomarginata' (v)
  • Catalpa bignonioides 'Aurea'
  • Catalpa × erubescens 'Purpurea'
  • Catananche caerulea
  • Catananche caerulea 'Alba'
  • Catananche caerulea 'Amor Blue'
  • Ceanothus arboreus 'Trewithen Blue'
  • Ceanothus griseus var. horizontalis 'Yankee Point'
  • Ceanothus thyrsiflorus var. repens
  • Ceanothus × delileanus 'Gloire de Versailles'
  • Ceanothus × delileanus 'Henri Desfossé'
  • Ceanothus × pallidus 'Marie Simon'
  • Ceanothus 'Blue Mound'
  • Ceanothus 'Blue Sapphire' (PBR)
  • Ceanothus 'Concha'
  • Ceanothus 'Dark Star'
  • Ceanothus 'Italian Skies'
  • Ceanothus 'Madagascar'
  • Ceanothus 'Pershore Zanzibar' (PBR) (v)
  • Ceanothus 'Puget Blue'
  • Cedrus atlantica Glauca Group
  • Cedrus deodara
  • Cedrus deodara 'Golden Horizon'
  • Cedrus deodara 'Mr Blue'
  • Celosia argentea var. cristata (Plumosa Group) Kimono Series
  • Centaurea dealbata 'Steenbergii'
  • Centaurea macrocephala
  • Centaurea montana
  • Centaurea montana 'Alba'
  • Centaurea montana 'Amethyst Dream' (PBR)
  • Centaurea montana 'Amethyst in Snow'
  • Centaurea montana 'Black Sprite'
  • Centaurea 'John Coutts'
  • Centaurea 'Silver Feather'
  • Centranthus ruber
  • Centranthus ruber 'Albus'
  • Cephalanthus occidentalis
  • Cephalaria gigantea
  • Cephalotaxus harringtonia 'Fastigiata'
  • Cerastium tomentosum
  • Ceratostigma griffithii
  • Ceratostigma plumbaginoides
  • Ceratostigma willmottianum Forest Blue = 'Lice' (PBR)
  • Ceratostigma willmottianum Sapphire Ring = 'Lissbrill' (PBR)
  • Cercidiphyllum japonicum
  • Cercidiphyllum japonicum 'Boyd's Dwarf'
  • Cercidiphyllum japonicum f. pendulum
  • Cercidiphyllum japonicum 'Rotfuchs'
  • Cercis canadensis Lavender Twist = 'Covey'
  • Cercis canadensis 'Forest Pansy'
  • Cercis canadensis 'Hearts of Gold' (PBR)
  • Cercis canadensis 'Ruby Falls' (PBR)
  • Cercis canadensis 'Vanilla Twist' (PBR)
  • Cercis chinensis 'Avondale'
  • Cercis siliquastrum
  • Cerinthe major 'Purpurascens'
  • Chaenomeles speciosa 'Geisha Girl' (d)
  • Chaenomeles speciosa 'Moerloosei'
  • Chaenomeles speciosa 'Nivalis'
  • Chaenomeles × superba 'Crimson and Gold'
  • Chaenomeles × superba 'Knap Hill Scarlet'
  • Chaenomeles × superba 'Pink Lady'
  • Chaenomeles Madame Butterfly = 'Whitice'
  • Chaenorhinum origanifolium 'Blue Dream'
  • Chaenostoma cordatum 'Snowflake'
  • Chamaecyparis lawsoniana Pearly Swirls = 'Spicwirl' (v)
  • Chamaecyparis lawsoniana 'Bleu Nantais'
  • Chamaecyparis lawsoniana 'Broomhill Gold'
  • Chamaecyparis lawsoniana 'Columnaris'
  • Chamaecyparis lawsoniana 'Ellwood's Gold'
  • Chamaecyparis lawsoniana 'Ellwood's White' (v)
  • Chamaecyparis lawsoniana 'Gnome'
  • Chamaecyparis lawsoniana 'Ivonne'
  • Chamaecyparis lawsoniana 'Minima Aurea'
  • Chamaecyparis lawsoniana 'Moonsprite'
  • Chamaecyparis lawsoniana 'Nana Argentea'
  • Chamaecyparis lawsoniana 'Pembury Blue'
  • Chamaecyparis lawsoniana 'Pygmaea Argentea' (v)
  • Chamaecyparis lawsoniana 'Silver Threads' (v)
  • Chamaecyparis lawsoniana 'Snow White' (v)
  • Chamaecyparis obtusa 'Aurora'
  • Chamaecyparis obtusa 'Brigitt'
  • Chamaecyparis obtusa 'Fernspray Gold'
  • Chamaecyparis obtusa 'Kamarachiba'
  • Chamaecyparis obtusa 'Nana Gracilis'
  • Chamaecyparis obtusa 'Tsatsumi Gold'
  • Chamaecyparis pisifera 'Baby Blue'
  • Chamaecyparis pisifera 'Curly Top'
  • Chamaecyparis pisifera 'Sungold'
  • Chamaecyparis thyoides 'Rubicon'
  • Chamaecyparis thyoides 'Top Point'
  • Chamaenerion angustifolium 'Album'
  • Chamaerops humilis
  • Chasmanthium latifolium
  • Chasmanthium latifolium 'River Mist' (v)
  • Cheilanthes lanosa
  • Chimonanthus praecox 'Grandiflorus'
  • Chimonanthus praecox 'Luteus'
  • Choisya ternata
  • Choisya ternata Sundance = 'Lich'
  • Choisya × dewitteana Apple Blossom = 'Pmoore09' (PBR)
  • Choisya × dewitteana Goldfingers = 'Limo' (PBR)
  • Choisya × dewitteana Snow Flurries = 'Lisflurry' (PBR)
  • Choisya × dewitteana White Dazzler = 'Londaz' (PBR)
  • Choisya × dewitteana 'Aztec Pearl'
  • Chrysanthemum 'Clara Curtis' (21d)
  • Cichorium intybus
  • Cichorium intybus 'Roseum'
  • Cirsium rivulare Frosted Magic = 'Lowcir' (PBR)
  • Cirsium rivulare 'Atropurpureum'
  • Cistus creticus
  • Cistus ladanifer 'Pat'
  • Cistus monspeliensis
  • Cistus × aguilarii 'Maculatus'
  • Cistus × argenteus 'Silver Pink' ambig.
  • Cistus × dansereaui 'Decumbens'
  • Cistus × dansereaui 'Jenkyn Place'
  • Cistus × heterocalyx 'Chelsea Bonnet'
  • Cistus × hybridus
  • Cistus × lenis 'Grayswood Pink'
  • Cistus × pulverulentus 'Sunset'
  • Cistus × purpureus
  • Cistus × purpureus 'Alan Fradd'
  • Cistus 'Gordon Cooper'
  • Clematis alpina 'Pamela Jackman' (A)
  • Clematis armandi 'Snowdrift' (Ar)
  • Clematis cirrhosa var. balearica
  • Clematis cirrhosa var. purpurascens 'Freckles' (C)
  • Clematis cirrhosa var. purpurascens 'Lansdowne Gem' (C)
  • Clematis cirrhosa 'Wisley Cream' (C)
  • Clematis flammula
  • Clematis florida var. flore-pleno 'Plena' (d)
  • Clematis florida var. florida 'Sieboldiana' (d)
  • Clematis florida var. normalis Pistachio = 'Evirida' (PBR) (LL)
  • Clematis koreana var. carunculosa 'Lemon Bells' (A)
  • Clematis macropetala 'Wesselton' (A/d)
  • Clematis montana 'Alexander' (M)
  • Clematis montana var. grandiflora (M)
  • Clematis montana var. montana
  • Clematis montana var. rubens 'Pink Perfection' (M)
  • Clematis montana var. rubens 'Tetrarose' (M)
  • Clematis montana var. wilsonii
  • Clematis tangutica
  • Clematis urophylla 'Winter Beauty'
  • Clematis viticella 'Flore Pleno' (Vt/d)
  • Clematis 'Étoile Violette' (Vt)
  • Clematis × cartmanii Michiko = 'Evipo044' (PBR) (Fo)
  • Clematis × cartmanii 'Avalanche' (PBR) (Fo/m)
  • Clematis × cartmanii 'Joe' (Fo/m)
  • Clematis × durandii
  • Clematis × triternata 'Rubromarginata'
  • Clematis Abilene = 'Evipo027' (PBR) (EL)
  • Clematis Alaina = 'Evipo056' (PBR) (EL)
  • Clematis Amethyst Beauty = 'Evipo043' (PBR) (LL)
  • Clematis Arctic Queen = 'Evitwo' (PBR) (EL)
  • Clematis Bonanza = 'Evipo031' (PBR) (Vt)
  • Clematis Charmaine = 'Evipo022' (PBR) (EL)
  • Clematis Chevalier = 'Evipo040' (PBR) (EL)
  • Clematis Corinne = 'Evipo063' (PBR) (EL)
  • Clematis Crystal Fountain = 'Evipo038' (PBR) (EL)
  • Clematis Diana's Delight = 'Evipo026' (PBR) (EL)
  • Clematis Fleuri = 'Evipo042' (PBR) (Boulevard Series) (EL)
  • Clematis Giant Star = 'Gistar' (PBR) (M)
  • Clematis Giselle = 'Evipo051' (PBR)
  • Clematis Josephine = 'Evijohill' (PBR) (EL)
  • Clematis Kimiko = 'Evipo066' (PBR) (Boulevard Series) (Fo)
  • Clematis Kingfisher = 'Evipo037' (PBR) (EL)
  • Clematis Kitty = 'Evipo097' (EL)
  • Clematis Ooh La La = 'Evipo041' (PBR) (Boulevard Series) (EL)
  • Clematis Parisienne = 'Evipo019' (PBR) (Boulevard Series) (EL)
  • Clematis Picardy = 'Evipo024' (PBR) (EL)
  • Clematis Princess Kate = 'Zoprika' (PBR) (T)
  • Clematis Rebecca = 'Evipo016' (PBR) (EL)
  • Clematis Sacha = 'Evipo060' (EL)
  • Clematis Sally = 'Evipo077' (PBR) (EL)
  • Clematis Samaritan Jo = 'Evipo075'
  • Clematis Spring Joy = 'Zo12053' (PBR) (M)
  • Clematis Tekla = 'Evipo069' (PBR) (LL)
  • Clematis The Countess of Wessex = 'Evipo073' (EL)
  • Clematis Thumbelina = 'Evipo030' (PBR) (EL)
  • Clematis 'Alba Luxurians' (Vt)
  • Clematis 'Apple Blossom' (Ar)
  • Clematis 'Asao' (EL)
  • Clematis 'Bees' Jubilee' (EL)
  • Clematis 'Betty Corning' (Vt)
  • Clematis 'Bill MacKenzie' (Ta)
  • Clematis 'Black Prince' (Vt)
  • Clematis 'Blekitny Aniol' (LL)
  • Clematis 'Blue Eclipse' (A)
  • Clematis 'Broughton Star' (M/d)
  • Clematis 'Candy Stripe'
  • Clematis 'Comtesse de Bouchaud' (LL)
  • Clematis 'Congratulations' (EL)
  • Clematis 'Daniel Deronda' (EL)
  • Clematis 'Duchess of Edinburgh' (EL)
  • Clematis 'Early Sensation' (Fo/f)
  • Clematis 'Elizabeth' (M)
  • Clematis 'Elsa Späth' (EL)
  • Clematis 'Ernest Markham' (LL)
  • Clematis 'Fireworks' (EL)
  • Clematis 'Frances Rivis' (A)
  • Clematis 'Freda' (M)
  • Clematis 'Fujimusume' (EL)
  • Clematis 'Gillian Blades' (EL)
  • Clematis 'Gipsy Queen' (LL)
  • Clematis 'Gravetye Beauty' (T)
  • Clematis 'Hagley Hybrid' (LL)
  • Clematis 'Helsingborg' (A)
  • Clematis 'Henryi' (EL)
  • Clematis 'Jackmanii' (LL)
  • Clematis 'Jackmanii Alba' (EL)
  • Clematis 'Jackmanii Superba' ambig. (LL)
  • Clematis 'Jan Lindmark' (A/d)
  • Clematis 'Jenny' (M/d)
  • Clematis 'Kermesina' (Vt)
  • Clematis 'Lasurstern' (EL)
  • Clematis 'Madame Julia Correvon' (Vt)
  • Clematis 'Marie Boisselot' (EL)
  • Clematis 'Marjorie' (M/d)
  • Clematis 'Markham's Pink' (A/d)
  • Clematis 'Mayleen' (M)
  • Clematis 'Minuet' (Vt)
  • Clematis 'Miss Bateman' (EL)
  • Clematis 'Miss Christine' (M)
  • Clematis 'Mrs Cholmondeley' (EL)
  • Clematis 'Multi Blue' (EL)
  • Clematis 'Nelly Moser' (EL)
  • Clematis 'New Love' (PBR) (H)
  • Clematis 'Niobe' (EL)
  • Clematis 'Perle d'Azur' (LL)
  • Clematis 'Pink Flamingo' (A)
  • Clematis 'Pixie' (Fo/m)
  • Clematis 'Polish Spirit' (LL)
  • Clematis 'Princess Diana' (T)
  • Clematis 'Propertius' (A)
  • Clematis 'Purple Princess' (H)
  • Clematis 'Purpurea Plena Elegans' (Vt/d)
  • Clematis 'Rouge Cardinal' (LL)
  • Clematis 'Royal Velours' (Vt)
  • Clematis 'Snowbird' (A/d)
  • Clematis 'The President' (EL)
  • Clematis 'Tie Dye' (LL)
  • Clematis 'Venosa Violacea' (Vt)
  • Clematis 'Ville de Lyon' (LL)
  • Clematis 'Vyvyan Pennell' (EL)
  • Clematis 'Warszawska Nike' (EL)
  • Clematis 'Warwickshire Rose' (M)
  • Clematis 'Westerplatte' (EL)
  • Clerodendrum bungei
  • Clerodendrum bungei 'Pink Diamond' (v)
  • Clerodendrum trichotomum var. fargesii
  • Clerodendrum trichotomum var. fargesii 'Carnival' (v)
  • Clethra alnifolia 'Hummingbird'
  • Clethra alnifolia 'Ruby Spice'
  • Clianthus puniceus
  • Clianthus puniceus 'Albus'
  • Clianthus puniceus 'Roseus'
  • Coleonema pulchellum 'Pink Fountain'
  • Coleonema 'Sunset Gold'
  • Colletia paradoxa
  • Colquhounia coccinea
  • Convallaria majalis
  • Convolvulus cneorum
  • Convolvulus sabatius
  • Coprosma repens 'Pina Colada' (PBR) (v)
  • Coprosma 'Lemon and Lime' (PBR) (v)
  • Coprosma 'Scarlet O'Hara'
  • Cordyline australis
  • Cordyline australis 'Torbay Dazzler' (v)
  • Cordyline Pink Passion = 'Seipin' (PBR)
  • Cordyline 'Red Star'
  • Cordyline 'Southern Splendour' (v)
  • Cordyline 'Sundance'
  • Cordyline 'Torbay Red'
  • Coreopsis grandiflora Flying Saucers = 'Walcoreop' (PBR)
  • Coreopsis grandiflora 'Early Sunrise'
  • Coreopsis grandiflora 'Sunray'
  • Coreopsis lanceolata 'Walter'
  • Coreopsis verticillata 'Moonbeam'
  • Coreopsis verticillata 'Zagreb'
  • Coreopsis Solanna Golden Sphere = 'Dcoreo16' (PBR)
  • Coreopsis 'Calypso' (v)
  • Coreopsis 'Cosmic Evolution' (Big Bang Series)
  • Coreopsis 'Cosmic Eye' (Big Bang Series)
  • Coreopsis 'Full Moon' (PBR) (Big Bang Series)
  • Coreopsis 'Limerock Ruby' (PBR)
  • Coreopsis 'Redshift'
  • Coreopsis 'Ruby Frost' (Hardy Jewel Series)
  • Coreopsis 'Star Cluster' (Big Bang Series)
  • Coriandrum sativum
  • Cornus alba Baton Rouge = 'Minbat' (PBR)
  • Cornus alba 'Aurea'
  • Cornus alba 'Elegantissima' (v)
  • Cornus alba 'Kesselringii'
  • Cornus alba 'Siberian Pearls'
  • Cornus alba 'Sibirica'
  • Cornus alternifolia 'Argentea' (v)
  • Cornus canadensis
  • Cornus capitata
  • Cornus controversa 'Variegata' (v)
  • Cornus florida Cherokee Brave = 'Comco No 1'
  • Cornus florida 'Daybreak' (v)
  • Cornus florida f. rubra
  • Cornus florida 'Rainbow' (v)
  • Cornus kousa 'Gold Star' (v)
  • Cornus kousa 'Madame Butterfly'
  • Cornus kousa 'Miss Satomi'
  • Cornus kousa 'Summer Fun'
  • Cornus kousa 'Sunsplash' (v)
  • Cornus kousa var. chinensis
  • Cornus kousa var. chinensis 'China Girl'
  • Cornus kousa var. chinensis 'Wisley Queen'
  • Cornus kousa 'Wolf Eyes' (v)
  • Cornus mas
  • Cornus sanguinea 'Anny's Winter Orange'
  • Cornus sanguinea 'Magic Flame'
  • Cornus sanguinea 'Midwinter Fire'
  • Cornus sericea Kelsey's Gold = 'Rosco'
  • Cornus sericea 'Flaviramea'
  • Cornus sericea 'Hedgerows Gold' (v)
  • Cornus sericea 'Kelseyi'
  • Cornus sericea 'White Gold' (v)
  • Cornus 'Eddie's White Wonder'
  • Cornus 'Norman Hadden'
  • Corokia cotoneaster
  • Corokia × virgata 'Frosted Chocolate'
  • Corokia × virgata 'Red Wonder'
  • Corokia × virgata 'Sunsplash' (v)
  • Coronilla valentina 'Cotswold Cream' (v)
  • Coronilla valentina subsp. glauca 'Citrina'
  • Coronilla valentina subsp. glauca 'Variegata' (v)
  • Correa 'Dusky Bells'
  • Cortaderia selloana 'Aureolineata' (v)
  • Cortaderia selloana 'Evita' (PBR)
  • Cortaderia selloana 'Pumila'
  • Cortaderia selloana 'Silver Fountain' (v)
  • Cortaderia selloana 'Splendid Star' (PBR) (v)
  • Cortaderia selloana 'Sunningdale Silver'
  • Corydalis elata
  • Corydalis flexuosa 'China Blue'
  • Corydalis flexuosa 'Père David'
  • Corydalis flexuosa 'Purple Leaf'
  • Corydalis shimienensis 'Berry Exciting' (PBR)
  • Corydalis temulifolia 'Chocolate Stars'
  • Corydalis Blue Line = 'Couriblue'
  • Corydalis 'Blackberry Wine'
  • Corylopsis pauciflora
  • Corylopsis sinensis var. sinensis 'Spring Purple'
  • Corylus avellana 'Aurea'
  • Corylus avellana 'Contorta'
  • Corylus avellana 'Red Majestic' (PBR)
  • Corylus avellana 'Rotblättrige Zellernuss' (F)
  • Corylus maxima 'Gunslebert' (F)
  • Corylus maxima 'Kentish Cob' (F)
  • Corylus maxima 'Purpurea' (F)
  • Corynabutilon vitifolium
  • Corynabutilon × suntense 'Jermyns'
  • Cosmos atrosanguineus
  • Cosmos atrosanguineus Chocamocha = 'Thomocha' (PBR)
  • Cosmos bipinnatus 'Casanova Pink' (Casanova Series)
  • Cosmos bipinnatus 'Casanova Red' (Casanova Series)
  • Cosmos bipinnatus 'Casanova Violet' (Casanova Series)
  • Cosmos bipinnatus 'Casanova White' (Casanova Series)
  • Cotinus coggygria Golden Spirit = 'Ancot' (PBR)
  • Cotinus coggygria Smokey Joe = 'Lisjo' (PBR)
  • Cotinus coggygria 'Royal Purple'
  • Cotinus 'Flame'
  • Cotinus 'Grace'
  • Cotoneaster atropurpureus 'Variegatus' (v)
  • Cotoneaster conspicuus 'Decorus'
  • Cotoneaster dammeri
  • Cotoneaster franchetii
  • Cotoneaster horizontalis
  • Cotoneaster lacteus
  • Cotoneaster procumbens 'Queen of Carpets'
  • Cotoneaster salicifolius 'Gnom'
  • Cotoneaster salicifolius 'Repens'
  • Cotoneaster × suecicus 'Coral Beauty'
  • Cotoneaster × suecicus 'Erlinda' (v)
  • Cotoneaster × suecicus 'Juliette' (v)
  • Cotoneaster × watereri 'John Waterer'
  • Cotoneaster 'Cornubia'
  • Cotoneaster 'Hybridus Pendulus'
  • Cotula hispida (DC.) Harv.
  • Crambe cordifolia
  • Crassula atropurpurea 'Tresco Seaspray'
  • Crassula pellucida subsp. marginalis
  • Crassula sarcocaulis
  • Crataegus arnoldiana
  • Crataegus laevigata 'Paul's Scarlet' (d)
  • Crataegus laevigata 'Punicea'
  • Crataegus laevigata 'Rosea Flore Pleno' (d)
  • Crataegus monogyna
  • Crataegus persimilis 'Prunifolia'
  • Crataegus × lavalleei 'Carrierei'
  • Crinodendron hookerianum
  • Crocosmia aurea 'Golden Ballerina' (PBR)
  • Crocosmia × crocosmiiflora (Lemoine) N.E. Br. 'George Davison' Davison
  • Crocosmia × crocosmiiflora 'Carmin Brillant'
  • Crocosmia × crocosmiiflora 'Emily McKenzie'
  • Crocosmia × crocosmiiflora 'Harlequin'
  • Crocosmia × crocosmiiflora 'James Coey' J.E. Fitt
  • Crocosmia × crocosmiiflora 'Saracen'
  • Crocosmia × crocosmiiflora 'Zeal Tan'
  • Crocosmia 'Emberglow'
  • Crocosmia 'Lucifer'
  • Cryptomeria japonica 'Elegans Aurea'
  • Cryptomeria japonica Elegans Group
  • Cryptomeria japonica 'Globosa Nana'
  • Cryptomeria japonica 'Sekkan-sugi'
  • Cryptomeria japonica 'Spiralis'
  • Cryptomeria japonica 'Vilmoriniana'
  • Cupressus macrocarpa 'Wilma'
  • Cupressus sempervirens 'Totem Pole'
  • Cyclamen coum
  • Cyclamen hederifolium
  • Cydonia oblonga 'Vranja' ambig. (F)
  • Cynara cardunculus
  • Cynara cardunculus Scolymus Group
  • Cyrtomium falcatum
  • Cyrtomium fortunei
  • Cytisus nigricans 'Cyni'
  • Cytisus × praecox
  • Cytisus × praecox 'Allgold'
  • Cytisus 'Burkwoodii'
  • Cytisus 'Lena'
  • Dahlia 'Amazone' (Sin/DwB)
  • Dahlia 'Bishop of Canterbury' (PBR) (P)
  • Dahlia 'Bishop of Llandaff' (P)
  • Dahlia 'Bishop of Oxford' (Misc)
  • Dahlia 'Bishop of York' (Misc)
  • Dahlia 'Dark Side of the Sun' (PBR) (Sin)
  • Dahlia 'Knockout' (PBR) (Sin)
  • Dahlia 'Mystic Enchantment' (PBR) (Sin)
  • Dahlia 'Zone Ten' (PBR) (Sin/DwB)
  • Daphne odora Rebecca = 'Hewreb' (v)
  • Daphne odora 'Aureomarginata' (v)
  • Daphne pontica
  • Daphne × transatlantica Eternal Fragrance = 'Blafra' (PBR)
  • Daphne × transatlantica Pink Fragrance = 'Blapink' (PBR)
  • Darmera peltata
  • Davidia involucrata
  • Decaisnea fargesii
  • Decumaria sinensis
  • Delosperma cooperi Golden Wonder = 'Wowd20111' (PBR) (Wheels of Wonder Series)
  • Delosperma cooperi Jewel of Desert Rosequartz = '12Rosk1' (PBR) (Jewel of Desert Series)
  • Delosperma cooperi Orange Wonder = 'Wowdoy3' (PBR) (Wheels of Wonder Series)
  • Delosperma cooperi Violet Wonder = 'Wowdrw5' (PBR) (Wheels of Wonder Series)
  • Delosperma cooperi White Wonder = 'Wowdw7' (PBR) (Wheels of Wonder Series)
  • Delosperma cooperi 'Jewel of Desert Garnet' (PBR) (Jewel of Desert Series)
  • Delosperma cooperi 'Jewel of Desert Peridott' (PBR) (Jewel of Desert Series)
  • Delosperma cooperi 'Jewel of Desert Topaz' (PBR) (Jewel of Desert Series)
  • Delphinium elatum 'Blushing Brides' (New Millennium Series)
  • Delphinium elatum 'Morning Lights' (New Millennium Series)
  • Delphinium grandiflorum 'Blue Butterfly'
  • Delphinium grandiflorum 'Summer Nights' (Summer Series)
  • Delphinium (Belladonna Group) 'Cliveden Beauty'
  • Delphinium (Belladonna Group) 'Piccolo'
  • Delphinium Astolat Group
  • Delphinium Black Knight Group
  • Delphinium Blue Bird Group
  • Delphinium Blue Fountains Group
  • Delphinium 'Blue Nile'
  • Delphinium 'Blueberry Pie' (Highlander Series) (d)
  • Delphinium 'Bolero'
  • Delphinium Cameliard Group
  • Delphinium 'Crystal Delight' (Highlander Series) (d)
  • Delphinium 'Dark Blue Black Bee' (Excalibur Series)
  • Delphinium 'Dark Blue White Bee' (Excalibur Series)
  • Delphinium Dusky Maidens Group
  • Delphinium 'Faust'
  • Delphinium 'Flamenco'
  • Delphinium Galahad Group
  • Delphinium 'Guardian Blue' (Guardian Series)
  • Delphinium 'Guardian Lavender' (Guardian Series)
  • Delphinium 'Guardian White' (Guardian Series)
  • Delphinium Guinevere Group
  • Delphinium King Arthur Group
  • Delphinium 'Light Blue White Bee' (Excalibur Series)
  • Delphinium 'Magic Fountains Cherry Blossom' (Magic Fountains Series)
  • Delphinium 'Magic Fountains Dark Blue' (Magic Fountains Series)
  • Delphinium 'Magic Fountains Lilac Pink' (Magic Fountains Series)
  • Delphinium 'Magic Fountains Lilac Rose' (Magic Fountains Series)
  • Delphinium Magic Fountains Series
  • Delphinium 'Magic Fountains Sky Blue' (Magic Fountains Series)
  • Delphinium 'Moon Light' (PBR) (Highlander Series) (d)
  • Delphinium 'Moonbeam'
  • Delphinium 'Morning Sunrise' (PBR) (Highlander Series) (d)
  • Delphinium 'Pink' (Excalibur Series)
  • Delphinium 'Pure White' (Excalibur Series)
  • Delphinium 'Purple Passion' (New Millennium Series)
  • Delphinium 'Royal Aspirations' (New Millennium Series)
  • Delphinium 'Strawberry Fair'
  • Delphinium Summer Skies Group
  • Delphinium 'Sweet Sensation' (PBR) (Highlander Series) (d)
  • Deschampsia cespitosa 'Goldtau'
  • Deschampsia cespitosa 'Northern Lights' (v)
  • Deschampsia flexuosa 'Tatra Gold'
  • Desfontainia spinosa
  • Deutzia crenata 'Pride of Rochester' (d)
  • Deutzia pulchra
  • Deutzia scabra 'Plena' (d)
  • Deutzia setchuenensis var. corymbiflora
  • Deutzia × hybrida 'Mont Rose'
  • Deutzia × hybrida 'Strawberry Fields'
  • Deutzia 'Rosea Plena' (d)
  • Dianthus deltoides 'Leuchtfunk' (p)
  • Dianthus (Allwoodii Group) 'Doris' pre-1954 (p)
  • Dianthus Iced Gem = 'Wp06 Fatima' (PBR) (Scent First Series) (p)
  • Dianthus Lady in Red = 'Wp04 Xanthe' (PBR) (p)
  • Dianthus Memories = 'WP11 Gwe04' (PBR) (Scent First Series) (p)
  • Dianthus Passion = 'Wp Passion' (PBR) (Scent First Series) (p)
  • Dianthus Pinball Wizard = 'Wp15mow08' (p)
  • Dianthus Pink Kisses = 'Kledg12163' (PBR) (pt)
  • Dianthus Slap 'n' Tickle = 'Wp 05 Pp 22' (PBR) (Scent First Series) (p)
  • Dianthus Tickled Pink = 'Devon Pp 11' (PBR) (Scent First Series) (p)
  • Dianthus 'Alan Titchmarsh' (p)
  • Dianthus 'Calypso Star' (p)
  • Dianthus 'Carmine Letitia Wyatt' (PBR) (p)
  • Dianthus 'Coral Reef' (PBR) (Scent First Series) (p)
  • Dianthus 'Cranmere Pool' (p)
  • Dianthus 'Dainty Dame' (p)
  • Dianthus 'Devon Arctic Star' (Early Bird Series) (p)
  • Dianthus 'Devon Cream' (p)
  • Dianthus 'Devon Flavia' (PBR) (Scent First Series) (p)
  • Dianthus 'Devon Yolande' (PBR) (Scent First Series) (p)
  • Dianthus 'Diane' (p)
  • Dianthus 'Evening Star' (p)
  • Dianthus 'Fusilier' (p)
  • Dianthus 'Gran's Favourite' (p)
  • Dianthus 'Gypsy Star' (p)
  • Dianthus 'Hot Spice' (p)
  • Dianthus 'Houndspool Cheryl' (p)
  • Dianthus 'Joy' (p)
  • Dianthus 'Kahori' (p)
  • Dianthus 'Laced Monarch' (p)
  • Dianthus 'Letitia Wyatt' (p)
  • Dianthus 'Monica Wyatt' (p)
  • Dianthus 'Moulin Rouge' (p)
  • Dianthus 'Mrs Sinkins' (p)
  • Dianthus 'Neon Star' (PBR) (p)
  • Dianthus 'Pike's Pink' (p)
  • Dianthus 'Pixie Star' (PBR) (p)
  • Dianthus 'Strawberries and Cream' (p)
  • Dianthus 'Valda Wyatt' (p)
  • Dianthus 'Warden Hybrid' (p)
  • Dianthus 'Whatfield Cancan' (p)
  • Dianthus 'Whatfield Magenta' (p)
  • Dianthus 'Widecombe Fair' (p)
  • Diascia barberae 'Blackthorn Apricot'
  • Diascia barberae 'Ruby Field'
  • Diascia rigescens
  • Diascia Flying Colours Antique Rose = 'Diastu' (PBR) (Flying Colours Series)
  • Diascia Flying Colours Appleblossom = 'Diastara' (Flying Colours Series)
  • Diascia Flying Colours Apricot = 'Diastina' (Flying Colours Series)
  • Diascia Flying Colours Deep Salmon Improved = 'Dala Depsam' (PBR) (Flying Colours Series)
  • Diascia Flying Colours Red = 'Diastonia' (Flying Colours Series)
  • Diascia 'Lilac Belle'
  • Diascia 'Salmon Supreme'
  • Dicentra formosa 'Bacchanal'
  • Dicentra 'Aurora'
  • Dicentra 'Burning Hearts' (PBR)
  • Dicentra 'King of Hearts'
  • Dicentra 'Luxuriant'
  • Dicentra 'Stuart Boothman'
  • Dichondra argentea 'Silver Falls'
  • Dicksonia antarctica
  • Dictamnus albus
  • Dictamnus albus var. purpureus
  • Dierama argyreum
  • Dierama igneum
  • Dierama mossii
  • Dierama pulcherrimum 'Blackbird'
  • Dierama reynoldsii
  • Dierama 'Blackberry Bells'
  • Dierama 'Guinevere'
  • Diervilla rivularis Honeybee = 'Diwibru01' (PBR)
  • Diervilla sessilifolia Cool Splash = 'Lpdc Podaras' (PBR) (v)
  • Diervilla × splendens
  • Dietes bicolor
  • Digitalis purpurea
  • Digitalis purpurea 'Camelot Cream' (Camelot Series)
  • Digitalis purpurea Excelsior Group
  • Digitalis purpurea f. albiflora
  • Digitalis purpurea Foxy Group
  • Digitalis purpurea Giant Spotted Group
  • Digitalis purpurea 'Sutton's Apricot'
  • Digitalis × mertonensis
  • Digitalis × valinii Illumination Pink = 'Tmdgfp001' (PBR) (Illumination Series)
  • Digitalis × valinii 'Berry Canary'
  • Digitalis × valinii 'Harkstead Flame' (PBR) (Illumination Series)
  • Digitalis Goldcrest = 'Waldigone' (PBR)
  • Dipelta ventricosa
  • Dipelta yunnanensis
  • Disanthus cercidifolius
  • Disporopsis pernyi
  • Dodonaea viscosa 'Purpurea'
  • Doronicum orientale
  • Doronicum orientale 'Magnificum'
  • Doronicum 'Little Leo'
  • Dracocephalum argunense 'Fuji Blue'
  • Dregea sinensis
  • Dregea sinensis 'Brockhill Silver'
  • Drimys winteri
  • Drosanthemum hispidum
  • Dryas octopetala
  • Dryopteris affinis
  • Dryopteris affinis 'Cristata'
  • Dryopteris atrata (Wall. ex Kunze) Ching
  • Dryopteris crassirhizoma
  • Dryopteris dilatata 'Crispa Whiteside'
  • Dryopteris erythrosora
  • Dryopteris erythrosora var. prolifica
  • Dryopteris filix-mas 'Crispa Cristata'
  • Dryopteris filix-mas 'Linearis Polydactyla'
  • Dryopteris lepidopoda
  • Dryopteris wallichiana
  • Eccremocarpus scaber
  • Echeveria 'Dondo'
  • Echinacea purpurea
  • Echinacea purpurea PowWow White = 'Pas709018' (PowWow Series)
  • Echinacea purpurea PowWow Wild Berry = 'Pas702917' (PBR) (PowWow Series)
  • Echinacea purpurea 'Fatal Attraction' (PBR)
  • Echinacea purpurea 'Firebird' (PBR)
  • Echinacea purpurea 'Happy Star'
  • Echinacea purpurea 'Kim's Knee High' (PBR)
  • Echinacea purpurea 'Little Magnus' (PBR)
  • Echinacea purpurea 'Magnus'
  • Echinacea purpurea 'Purity' (PBR)
  • Echinacea purpurea 'Razzmatazz' (PBR) (d)
  • Echinacea purpurea 'Rubinstern'
  • Echinacea purpurea 'Vanilla Cupcake' (PBR) (d)
  • Echinacea purpurea 'Vintage Wine' (PBR)
  • Echinacea purpurea 'White Swan'
  • Echinacea Postman = 'Post301' (PBR) (Butterfly Series)
  • Echinacea 'Aloha' (PBR)
  • Echinacea 'Chiquita' (PBR) (Prairie Pixie Series)
  • Echinacea 'Cinnamon Cupcake'
  • Echinacea 'Cleopatra' (PBR) (Butterfly Series)
  • Echinacea 'Hot Papaya' (PBR) (Cone-fections Series) (d)
  • Echinacea 'Marmalade' (PBR) (Cone-fections Series) (d)
  • Echinacea 'Summer Cocktail' (PBR)
  • Echinacea 'Summer Sun' (PBR)
  • Echinacea 'Sunrise' (PBR) (Big Sky Series)
  • Echinacea 'Tiki Torch' (PBR)
  • Echinacea 'Tomato Soup' (PBR)
  • Echinacea 'White Meditation' (PBR)
  • Echinops bannaticus 'Blue Globe'
  • Echinops bannaticus 'Taplow Blue'
  • Echinops ritro L.
  • Echinops ritro 'Veitch's Blue'
  • Echinops sphaerocephalus 'Arctic Glow'
  • Edgeworthia chrysantha
  • Elaeagnus pungens 'Maculata' (v)
  • Elaeagnus × submacrophylla
  • Elaeagnus × submacrophylla 'Gilt Edge' (v)
  • Elaeagnus × submacrophylla 'Limelight' (v)
  • Elaeagnus 'Quicksilver'
  • Elegia tectorum
  • Eleutherococcus sieboldianus 'Variegatus' (v)
  • Elymus magellanicus
  • Enkianthus campanulatus
  • Enkianthus campanulatus 'Tokyo Masquerade' (v)
  • Enkianthus chinensis
  • Ensete ventricosum 'Maurelii'
  • Epilobium canum 'Dublin' (Z)
  • Epimedium grandiflorum 'Lilafee'
  • Epimedium × perralchicum 'Fröhnleiten'
  • Epimedium × rubrum
  • Epimedium × versicolor 'Sulphureum'
  • Epimedium × warleyense
  • Epimedium × youngianum 'Niveum'
  • Epimedium 'Akebono'
  • Epimedium 'Amber Queen' (PBR)
  • Epimedium 'Fire Dragon' (PBR)
  • Epimedium 'Spine Tingler'
  • Eremurus stenophyllus
  • Eremurus × isabellinus 'Cleopatra'
  • Erica arborea 'Estrella Gold'
  • Erica arborea var. alpina f. aureifolia 'Albert's Gold'
  • Erica australis 'Riverslea'
  • Erica lusitanica 'Sheffield Park'
  • Erica × darleyensis 'Darley Dale'
  • Erica × darleyensis f. albiflora 'White Perfection'
  • Erica × darleyensis 'Ghost Hills'
  • Erica × darleyensis 'Kramer's Rote'
  • Erica × veitchii 'Exeter'
  • Erigeron glaucus 'Sea Breeze'
  • Erigeron karvinskianus
  • Erigeron karvinskianus 'Sea of Blossom'
  • Erigeron 'Azurfee'
  • Erigeron 'Dunkelste Aller'
  • Erigeron 'Rosa Juwel'
  • Erigeron 'Violetta'
  • Eriolarynx australis
  • Erodium manescavii
  • Erodium reichardii
  • Erodium reichardii 'Album'
  • Erodium × variabile 'Flore Pleno' (d)
  • Erodium × variabile 'William Bishop'
  • Eryngium agavifolium
  • Eryngium pandanifolium
  • Eryngium planum
  • Eryngium planum 'Jade Frost' (PBR) (v)
  • Eryngium planum 'White Glitter'
  • Eryngium variifolium
  • Eryngium × oliverianum
  • Eryngium × zabelii 'Big Blue'
  • Eryngium × zabelii 'Jos Eijking'
  • Eryngium × zabelii 'Neptune's Gold' (PBR)
  • Eryngium 'Pen Blue'
  • Erysimum linifolium 'Variegatum' (v)
  • Erysimum Rysi Copper
  • Erysimum Walberton's Fragrant Star = 'Walfrastar' (PBR) (v)
  • Erysimum Walberton's Fragrant Sunshine = 'Walfrasun'
  • Erysimum 'Apricot Twist'
  • Erysimum 'Bowles's Mauve'
  • Erysimum 'Constant Cheer'
  • Erysimum 'Monet's Moment' (Artist Series)
  • Erysimum 'Winter Passion'
  • Erythronium californicum 'White Beauty'
  • Erythronium 'Pagoda'
  • Escallonia laevis Pink Elle = 'Lades' (PBR)
  • Escallonia laevis 'Gold Ellen' (v)
  • Escallonia rubra var. macrantha
  • Escallonia Golden Carpet = 'Alcaura' (PBR)
  • Escallonia 'Apple Blossom'
  • Escallonia 'Donard Radiance'
  • Escallonia 'Donard White'
  • Escallonia 'Iveyi'
  • Escallonia 'Red Dream'
  • Eucalyptus gunnii
  • Eucalyptus nicholii
  • Eucalyptus pauciflora subsp. niphophila
  • Eucalyptus perriniana
  • Eucomis bicolor
  • Eucomis comosa 'Sparkling Burgundy'
  • Eucomis comosa 'Sparkling Rosy'
  • Eucomis 'Freckles'
  • Eucryphia lucida 'Ballerina'
  • Eucryphia lucida 'Gilt Edge' (v)
  • Eucryphia × nymansensis 'Nymans Silver' (v)
  • Eucryphia × nymansensis 'Nymansay'
  • Euonymus alatus
  • Euonymus alatus 'Compactus'
  • Euonymus cornutus var. quinquecornutus
  • Euonymus europaeus f. albus
  • Euonymus europaeus 'Red Cascade'
  • Euonymus fortunei Blondy = 'Interbolwi' (v)
  • Euonymus fortunei Dan's Delight = 'Dandel' (PBR) (v)
  • Euonymus fortunei Golden Harlequin = 'Hoogi' (PBR) (v)
  • Euonymus fortunei Goldy = 'Waldbolwi' (PBR)
  • Euonymus fortunei 'Emerald Gaiety' (v)
  • Euonymus fortunei 'Emerald 'n' Gold' (v)
  • Euonymus fortunei 'Harlequin' (v)
  • Euonymus fortunei 'Kewensis'
  • Euonymus fortunei 'Silver Queen' (v)
  • Euonymus fortunei 'Silverstone' (PBR) (v)
  • Euonymus fortunei 'Sunshine' (v)
  • Euonymus hamiltonianus 'Indian Summer'
  • Euonymus hamiltonianus 'Koi Boy'
  • Euonymus japonicus Paloma Blanca = 'Lankveld03' (PBR)
  • Euonymus japonicus 'Bravo' (v)
  • Euonymus japonicus 'Charles' (PBR)
  • Euonymus japonicus 'Chollipo' (v)
  • Euonymus japonicus 'Duc d'Anjou' Carrière (v)
  • Euonymus japonicus 'Golden Maiden' (v)
  • Euonymus japonicus 'Green Rocket'
  • Euonymus japonicus 'Green Spider'
  • Euonymus japonicus 'Kathy' (PBR)
  • Euonymus japonicus 'Microphyllus Pulchellus' (v)
  • Euonymus japonicus 'Ovatus Aureus' (v)
  • Euonymus japonicus 'White Spire' (PBR) (v)
  • Euonymus phellomanus
  • Euonymus planipes
  • Eupatorium fortunei 'Pink Elegance' (v)
  • Eupatorium maculatum (Atropurpureum Group) 'Phantom' (PBR)
  • Eupatorium maculatum (Atropurpureum Group) 'Red Dwarf'
  • Eupatorium maculatum (Atropurpureum Group) 'Riesenschirm'
  • Eupatorium 'Snowball'
  • Euphorbia amygdaloides 'Purpurea'
  • Euphorbia amygdaloides var. robbiae
  • Euphorbia characias Silver Swan = 'Wilcott' (PBR) (v)
  • Euphorbia characias 'Ascot Moonbeam'
  • Euphorbia characias 'Black Pearl'
  • Euphorbia characias 'Glacier Blue' (PBR) (v)
  • Euphorbia characias subsp. wulfenii
  • Euphorbia characias subsp. wulfenii 'Shorty'
  • Euphorbia characias 'Tasmanian Tiger' (PBR) (v)
  • Euphorbia cyparissias 'Orange Man'
  • Euphorbia epithymoides 'Bonfire' (PBR)
  • Euphorbia griffithii 'Dixter'
  • Euphorbia griffithii 'Fireglow'
  • Euphorbia griffithii 'King's Caple'
  • Euphorbia mellifera
  • Euphorbia myrsinites
  • Euphorbia palustris
  • Euphorbia schillingii
  • Euphorbia × martini
  • Euphorbia × martini 'Aperitif'
  • Euphorbia × martini 'Ascot Rainbow' (PBR) (v)
  • Euphorbia × martini 'Rudolph' (PBR)
  • Euphorbia Redwing = 'Charam' (PBR)
  • Eurybia divaricata
  • Exochorda serratifolia
  • Exochorda × macrantha 'Niagara' (PBR)
  • Exochorda × macrantha 'The Bride'
  • Fagus sylvatica
  • Fagus sylvatica (Atropurpurea Group) 'Purpurea Pendula'
  • Fagus sylvatica 'Black Swan'
  • Fagus sylvatica 'Dawyck Purple'
  • Fagus sylvatica var. heterophylla 'Aspleniifolia'
  • Fallopia baldschuanica
  • Fargesia murielae 'Novecento'
  • Fargesia murielae 'Simba'
  • Fargesia murielae 'Vampire'
  • Fargesia nitida
  • Fargesia nitida 'Black Pearl'
  • Fargesia nitida 'Great Wall'
  • Fargesia Red Panda = 'Jiu'
  • Fatsia japonica
  • Fatsia japonica 'Tsumugi-shibori' (v)
  • Fatsia japonica 'Variegata' (v)
  • Felicia Felicitara Blue = 'Wigetablue' (PBR)
  • Ferula communis
  • Festuca glauca Intense Blue = 'Casblue' (PBR)
  • Festuca glauca 'Azurit'
  • Festuca glauca 'Elijah Blue'
  • Ficinia truncata 'Ice Crystal' (v)
  • Ficus carica 'Brown Turkey' (F)
  • Ficus carica 'Brunswick' (F)
  • Ficus carica 'Ice Crystal' (F)
  • Ficus carica 'Jordan' (F)
  • Ficus carica 'Panachée' (F)
  • Ficus carica 'White Marseilles' (F)
  • Filipendula rubra 'Venusta'
  • Foeniculum vulgare
  • Foeniculum vulgare 'Purpureum'
  • Forsythia × intermedia 'Lynwood Variety'
  • Forsythia Marée d'Or = 'Courtasol'
  • Forsythia 'Golden Nugget'
  • Forsythia 'Golden Times' (v)
  • Fothergilla gardenii 'Blue Mist'
  • Fragaria × ananassa Pink Panda = 'Frel' (F)
  • Fragaria × ananassa 'Variegata' (v)
  • Francoa sonchifolia
  • Frangula alnus 'Ron Williams'
  • Freesia 'Delta River'
  • Freesia 'Fragrant Sunburst'
  • Freesia 'Gold River'
  • Freesia 'Red River'
  • Freesia 'White River'
  • Fremontodendron 'California Glory'
  • Fritillaria imperialis 'Lutea'
  • Fritillaria imperialis 'Maxima Lutea'
  • Fritillaria imperialis 'William Rex'
  • Fritillaria meleagris
  • Fuchsia magellanica 'Lady Bacon'
  • Fuchsia magellanica var. gracilis 'Versicolor' (v)
  • Fuchsia magellanica var. molinae 'Sharpitor' (v)
  • Fuchsia × bacillaris (E)
  • Fuchsia 'Alice Hoffman' (d)
  • Fuchsia 'Autumnale'
  • Fuchsia 'Beacon'
  • Fuchsia 'Beacon Rosa'
  • Fuchsia 'Cloverdale Pearl'
  • Fuchsia 'David'
  • Fuchsia 'Delta's Sara'
  • Fuchsia 'Display'
  • Fuchsia 'Flash'
  • Fuchsia 'Genii'
  • Fuchsia 'Hawkshead'
  • Fuchsia 'John Ridding' (PBR) (T/v)
  • Fuchsia 'Lady Boothby'
  • Fuchsia 'Lady in Black' (d)
  • Fuchsia 'Lady Thumb' (d)
  • Fuchsia 'Little Cracker'
  • Fuchsia 'Mrs Popple'
  • Fuchsia 'Prosperity' (d)
  • Fuchsia 'Riccartonii'
  • Fuchsia 'Saturnus'
  • Fuchsia 'Snowcap' (d)
  • Fuchsia 'Sunray' (v)
  • Fuchsia 'Thalia' (T)
  • Fuchsia 'Tom Thumb'
  • Gaillardia × grandiflora 'Burgunder'
  • Gaillardia × grandiflora 'Dazzler'
  • Gaillardia × grandiflora 'Kobold'
  • Gaillardia × grandiflora 'Sunset Cutie' (Sunset Dwarf Series)
  • Gaillardia × grandiflora 'Sunset Flash' (Sunset Dwarf Series)
  • Gaillardia × grandiflora 'Sunset Snappy' (Sunset Dwarf Series)
  • Gaillardia × grandiflora 'Sunset Sunrise' (Sunset Dwarf Series)
  • Galanthus nivalis
  • Galanthus nivalis f. pleniflorus (d)
  • Galatella sedifolia
  • Galega officinalis Coconut Ice = 'Kelgal' (v)
  • Galium odoratum
  • Gardenia jasminoides 'Crown Jewel' (PBR) (d)
  • Gardenia jasminoides 'Kleim's Hardy'
  • Garrya elliptica 'James Roof' (m)
  • Garrya × issaquahensis 'Glasnevin Wine' (m)
  • Gaultheria mucronata 'Bell's Seedling' (f/m)
  • Gaultheria procumbens
  • Gelsemium sempervirens
  • Genista lydia
  • Genista × spachiana
  • Gentiana makinoi 'Marsha' (PBR)
  • Gentiana sino-ornata
  • Gentiana verna
  • Gentiana 'Blue Silk'
  • Gentiana 'Shot Silk'
  • Geranium clarkei 'Kashmir White'
  • Geranium himalayense 'Gravetye'
  • Geranium himalayense 'Plenum' (d)
  • Geranium macrorrhizum 'Bevan's Variety'
  • Geranium macrorrhizum 'Ingwersen's Variety'
  • Geranium macrorrhizum 'Pastis'
  • Geranium macrorrhizum 'Spessart'
  • Geranium macrorrhizum 'White-Ness'
  • Geranium maculatum 'Espresso'
  • Geranium nodosum
  • Geranium nodosum 'Silverwood'
  • Geranium nodosum 'Svelte Lilac'
  • Geranium phaeum
  • Geranium phaeum 'Album'
  • Geranium phaeum var. phaeum 'Samobor'
  • Geranium pratense
  • Geranium pratense (Victor Reiter Group) Black Beauty = 'Nodbeauty' (PBR)
  • Geranium pratense (Victor Reiter Group) 'Midnight Reiter'
  • Geranium pratense 'Marshmallow'
  • Geranium pratense 'Mrs Kendall Clark'
  • Geranium pratense 'Purple Ghost'
  • Geranium pratense 'Striatum'
  • Geranium pratense var. pratense f. albiflorum 'Galactic'
  • Geranium pratense var. pratense f. albiflorum 'Silver Queen'
  • Geranium psilostemon
  • Geranium renardii
  • Geranium richardsonii
  • Geranium sanguineum
  • Geranium sanguineum 'Album'
  • Geranium sanguineum 'Elsbeth'
  • Geranium sanguineum 'Glenluce'
  • Geranium sanguineum 'Max Frei'
  • Geranium sanguineum var. striatum
  • Geranium subcaulescens 'Giuseppii'
  • Geranium sylvaticum 'Album'
  • Geranium sylvaticum 'Mayflower'
  • Geranium wlassovianum
  • Geranium × antipodeum 'Chocolate Candy' (PBR)
  • Geranium × antipodeum 'Pink Spice' (PBR)
  • Geranium × antipodeum 'Purple Passion' (PBR)
  • Geranium × cantabrigiense 'Cambridge'
  • Geranium × johnsonii 'Johnson's Blue'
  • Geranium × magnificum
  • Geranium × oxonianum 'A.T. Johnson'
  • Geranium × oxonianum f. thurstonianum
  • Geranium × oxonianum 'Lace Time'
  • Geranium × oxonianum 'Wargrave Pink'
  • Geranium (Cinereum Group) 'Ballerina'
  • Geranium (Cinereum Group) 'Laurence Flatman'
  • Geranium Blue Sunrise = 'Blogold' (PBR)
  • Geranium Patricia = 'Brempat'
  • Geranium Rozanne = 'Gerwat' (PBR)
  • Geranium 'Ann Folkard'
  • Geranium 'Azure Rush'
  • Geranium 'Blue Cloud'
  • Geranium 'Blushing Turtle' (PBR)
  • Geranium 'Bob's Blunder'
  • Geranium 'Brookside'
  • Geranium 'Coombland White'
  • Geranium 'Dusky Crûg'
  • Geranium 'Elke'
  • Geranium 'Eureka Blue'
  • Geranium 'Fay Anna'
  • Geranium 'Jean Armour'
  • Geranium 'JS Matu Vu'
  • Geranium 'Lakwijk Star'
  • Geranium 'Mavis Simpson'
  • Geranium 'Orion'
  • Geranium 'Pink Penny'
  • Geranium 'Red Admiral'
  • Geranium 'Sandrine' (PBR)
  • Geranium 'Tiny Monster'
  • Geum coccineum 'Eos'
  • Geum Scarlet Tempest = 'Macgeu001' (PBR) (Tempest Series)
  • Geum 'Blazing Sunset' (d)
  • Geum 'Blood Orange'
  • Geum 'Borisii'
  • Geum 'Fire Storm' (PBR)
  • Geum 'Flames of Passion' (PBR)
  • Geum 'Lady Stratheden' (d)
  • Geum 'Lipstick Sunset'
  • Geum 'Mai Tai' (PBR) (Cocktails Series)
  • Geum 'Mrs J. Bradshaw' (d)
  • Geum 'Nordek'
  • Geum 'Prinses Juliana'
  • Geum 'Stacey's Sunrise'
  • Geum 'Totally Tangerine' (PBR)
  • Gillenia trifoliata
  • Ginkgo biloba
  • Ginkgo biloba 'Troll'
  • Glandora prostrata 'Heavenly Blue'
  • Glandora prostrata 'Star' (PBR)
  • Glandora 'Alba'
  • Glandularia 'Claret'
  • Glandularia 'Edith Eddleman'
  • Glandularia 'La France'
  • Glandularia 'Strawberry Kiss'
  • Gleditsia triacanthos f. inermis 'Sunburst'
  • Grevillea lanigera 'Mount Tamboritha'
  • Grevillea 'Olympic Flame'
  • Griselinia littoralis
  • Griselinia littoralis Green Horizon = 'Whenuapai' (PBR)
  • Griselinia littoralis 'Bantry Bay' (v)
  • Griselinia littoralis 'Variegata' (v)
  • Gunnera manicata
  • Gypsophila paniculata 'Bristol Fairy' (d)
  • Gypsophila paniculata 'Flamingo' (d)
  • Gypsophila repens 'Rosea'
  • Gypsophila 'Pink Festival' (Festival Series) (d)
  • Gypsophila 'White Festival' (PBR) (Festival Series) (d)
  • Hakonechloa macra
  • Hakonechloa macra 'All Gold'
  • Hakonechloa macra 'Aureola'
  • Hakonechloa macra 'Nicolas'
  • Halimium calycinum
  • Halimium lasianthum subsp. formosum 'Sandling'
  • Hamamelis mollis
  • Hamamelis × intermedia 'Arnold Promise'
  • Hamamelis × intermedia 'Barmstedt Gold'
  • Hamamelis × intermedia 'Diane'
  • Hamamelis × intermedia 'Jelena'
  • Hamamelis × intermedia 'Pallida'
  • Hamamelis × intermedia 'Ruby Glow'
  • Hebe ochracea 'James Stirling'
  • Hebe pinguifolia 'Pagei'
  • Hebe rakaiensis
  • Hebe topiaria
  • Hebe vernicosa
  • Hebe × franciscana 'Blue Gem' ambig.
  • Hebe Blue Star = 'Vergeer 1' (PBR)
  • Hebe Midnight Sky = 'Lowten' (PBR) (Garden Beauty Series)
  • Hebe Purple Shamrock = 'Neprock' (PBR) (v)
  • Hebe Rhubarb and Custard = 'Tull 302' (PBR)
  • Hebe 'Autumn Glory'
  • Hebe 'Baby Marie'
  • Hebe 'Bronzy Baby' (PBR) (v)
  • Hebe 'Burgundy Blush'
  • Hebe 'Caledonia'
  • Hebe 'Claret Crush' (PBR)
  • Hebe 'Emerald Gem'
  • Hebe 'Frozen Flame' (v)
  • Hebe 'Goldrush' (PBR) (v)
  • Hebe 'Great Orme'
  • Hebe 'Heartbreaker' (PBR) (v)
  • Hebe 'Jewel of the Nile' (PBR) (v)
  • Hebe 'Lady Ann' (PBR) (v)
  • Hebe 'Liz'
  • Hebe 'Magic Summer' (PBR)
  • Hebe 'Margret'
  • Hebe 'Marjorie'
  • Hebe 'Midsummer Beauty'
  • Hebe 'Mohawk' (PBR)
  • Hebe 'Mrs Winder'
  • Hebe 'Nicola's Blush'
  • Hebe 'Pacific Paradise' (PBR)
  • Hebe 'Pascal'
  • Hebe 'Pearl of Paradise' (PBR)
  • Hebe 'Pink Elephant' (v)
  • Hebe 'Pink Lady' (PBR)
  • Hebe 'Pink Paradise' (PBR)
  • Hebe 'Pink Pixie'
  • Hebe 'Purple Paradise' (PBR)
  • Hebe 'Red Edge'
  • Hebe 'Silver Dollar' (v)
  • Hebe 'Silver Queen' (v)
  • Hebe 'Sparkling Sapphires'
  • Hebe 'Spender's Seedling' Hort.
  • Hebe 'Sweet Kim' (v)
  • Hebe 'White Paradise' (PBR)
  • Hebe 'Wild Romance'
  • Hebe 'Youngii'
  • Hedera algeriensis 'Gloire de Marengo' (v)
  • Hedera algeriensis 'Marginomaculata' (v)
  • Hedera colchica 'Dentata Variegata' (v)
  • Hedera colchica 'Sulphur Heart' (v)
  • Hedera helix (Elegantissima Group) 'Tricolor' (v)
  • Hedera helix 'Buttercup'
  • Hedera helix 'Glacier' (v)
  • Hedera helix 'Goldchild' (v)
  • Hedera helix 'Sagittifolia' ambig.
  • Hedera helix 'White Wonder'
  • Hedysarum coronarium
  • Helenium autumnale 'Short and Sassy' (PBR)
  • Helenium autumnale 'Sombrero' (PBR) (Mariachi Series)
  • Helenium Mardi Gras = 'Helbro'
  • Helenium 'Chelsey'
  • Helenium 'Hot Lava'
  • Helenium 'Moerheim Beauty'
  • Helenium 'Ruby Thuesday'
  • Helenium 'Sahin's Early Flowerer'
  • Helenium 'Tie Dye'
  • Helenium 'Wesergold'
  • Helianthemum 'Ben Fhada'
  • Helianthemum 'Ben Ledi'
  • Helianthemum 'Ben More'
  • Helianthemum 'Bunbury'
  • Helianthemum 'Henfield Brilliant'
  • Helianthemum 'Highdown Apricot'
  • Helianthemum 'Jubilee' (d)
  • Helianthemum 'Raspberry Ripple'
  • Helianthemum 'Rhodanthe Carneum'
  • Helianthemum 'Rose of Leeswood' (d)
  • Helianthemum 'The Bride'
  • Helianthemum 'Wisley Primrose'
  • Helianthus salicifolius
  • Helianthus 'Lemon Queen'
  • Helichrysum italicum
  • Helichrysum petiolare
  • Helichrysum petiolare 'Goring Silver'
  • Helichrysum petiolare 'Limelight'
  • Helichrysum petiolare 'Variegatum' (v)
  • Helictotrichon sempervirens
  • Heliopsis helianthoides Loraine Sunshine = 'Helhan' (PBR) (v)
  • Heliopsis helianthoides 'Summer Pink' (v)
  • Heliotropium 'Butterfly Kisses'
  • Helleborus argutifolius
  • Helleborus argutifolius 'Silver Lace'
  • Helleborus foetidus
  • Helleborus foetidus 'Gold Bullion'
  • Helleborus foetidus Wester Flisk Group
  • Helleborus niger
  • Helleborus niger Harvington hybrids double-flowered (d)
  • Helleborus × ballardiae HGC Merlin = 'Coseh 810' (PBR)
  • Helleborus × ballardiae HGC Snow Dance = 'Coseh 800' (PBR)
  • Helleborus × ericsmithii HGC Joker = 'Coseh 740' (PBR)
  • Helleborus × ericsmithii 'Ivory Prince' (PBR)
  • Helleborus × ericsmithii 'Pink Beauty' (PBR)
  • Helleborus × ericsmithii 'Winter Moonbeam' (PBR)
  • Helleborus × ericsmithii 'Winter Sunshine' (PBR)
  • Helleborus × hybridus 'Cinderella' (PBR) (d)
  • Helleborus × hybridus Harvington double cream speckled (d)
  • Helleborus × hybridus Harvington double pink (d)
  • Helleborus × hybridus Harvington double purple (d)
  • Helleborus × hybridus Harvington double speckled (d)
  • Helleborus × hybridus Harvington double white (d)
  • Helleborus × hybridus Harvington picotee
  • Helleborus × hybridus Harvington pink speckled
  • Helleborus × hybridus Harvington red
  • Helleborus × hybridus 'Harvington Shades of the Night'
  • Helleborus × hybridus Harvington white
  • Helleborus × hybridus Harvington yellow
  • Helleborus × hybridus Harvington yellow speckled
  • Helleborus × hybridus 'Tutu' (PBR)
  • Helleborus × nigercors 'Emma' (PBR)
  • Helleborus × sahinii 'Winterbells' (PBR)
  • Helleborus × sternii
  • Helleborus × sternii 'Silver Dollar'
  • Helleborus (Rodney Davey Marbled Group) Anna's Red = 'Abcrd02' (PBR) (Frostkiss Series)
  • Helleborus (Rodney Davey Marbled Group) Cheryl's Shine = 'Epb 31'
  • Helleborus (Rodney Davey Marbled Group) Dana's Dulcet = 'Epb 30'
  • Helleborus (Rodney Davey Marbled Group) Penny's Pink = 'Abcrd01'
  • Helleborus (Rodney Davey Marbled Group) Sally's Shell = 'Epb 12' (Frostkiss Series)
  • Helleborus (Rodney Davey Marbled Group) 'Dorothy's Dawn' (Frostkiss Series)
  • Helleborus HGC Pink Frost = 'Coseh 710' (PBR)
  • Helleborus Walberton's Rosemary = 'Walhero' (PBR)
  • Helleborus 'White Beauty' (PBR)
  • Helwingia chinensis
  • Hemerocallis lilioasphodelus
  • Hemerocallis 'American Revolution'
  • Hemerocallis 'Big Time Happy'
  • Hemerocallis 'Fragrant Returns'
  • Hemerocallis 'Frans Hals'
  • Hemerocallis 'Gentle Shepherd'
  • Hemerocallis 'Golden Chimes'
  • Hemerocallis 'Light the Way'
  • Hemerocallis 'Primal Scream'
  • Hemerocallis 'Sammy Russell'
  • Hemerocallis 'Voodoo Dancer'
  • Heptacodium miconioides
  • Hesperantha coccinea 'Cindy Towe'
  • Hesperantha coccinea 'Fenland Daybreak'
  • Hesperantha coccinea 'Ice Maiden'
  • Hesperantha coccinea 'Major'
  • Hesperantha coccinea 'Mrs Hegarty'
  • Hesperis matronalis
  • Heuchera Crème Brûlée = 'Tnheu041' (Dolce Series)
  • Heuchera Licorice = 'Tnheu044' (PBR) (Dolce Series)
  • Heuchera 'Autumn Leaves' (PBR)
  • Heuchera 'Berry Marmalade' (PBR)
  • Heuchera 'Berry Smoothie' (PBR)
  • Heuchera 'Blondie' (PBR) (Little Cutie Series)
  • Heuchera 'Caramel' (PBR)
  • Heuchera 'Cherry Cola' (PBR)
  • Heuchera 'Chocolate Ruffles' (PBR)
  • Heuchera 'Delta Dawn' (PBR)
  • Heuchera 'Electric Lime'
  • Heuchera 'Fire Chief' (PBR)
  • Heuchera 'Forever Purple' (Forever Series)
  • Heuchera 'Ginger Ale' (PBR)
  • Heuchera 'Glitter' (PBR)
  • Heuchera 'Green Spice'
  • Heuchera 'Hollywood' (PBR)
  • Heuchera 'Lime Marmalade'
  • Heuchera 'Marmalade' (PBR)
  • Heuchera 'Midnight Rose'
  • Heuchera 'Obsidian' (PBR)
  • Heuchera 'Paris' (PBR)
  • Heuchera 'Peach Flambé' (PBR)
  • Heuchera 'Purple Petticoats'
  • Heuchera 'Silver Scrolls' (PBR)
  • Heuchera 'Snow Angel'
  • Heuchera 'Southern Comfort' (PBR)
  • Heuchera 'Spellbound' (PBR)
  • Heuchera 'Sweet Tart' (PBR) (Little Cutie Series)
  • Heuchera 'Tokyo' (PBR) (City Series)
  • Hibiscus moscheutos 'Old Yella' (PBR)
  • Hibiscus syriacus Blue Chiffon = 'Notwood3' (PBR) (Chiffon Series) (d)
  • Hibiscus syriacus China Chiffon = 'Bricutts' (Chiffon Series) (d)
  • Hibiscus syriacus Lavender Chiffon = 'Notwoodone' (PBR) (Chiffon Series) (d)
  • Hibiscus syriacus Magenta Chiffon = 'Rwoods5' (PBR) (Chiffon Series)
  • Hibiscus syriacus Purple Ruffles = 'Sanchoyo' (d)
  • Hibiscus syriacus White Chiffon = 'Notwoodtwo' (PBR) (Chiffon Series) (d)
  • Hibiscus syriacus 'America Irene Scott' (PBR)
  • Hibiscus syriacus 'Ardens' (d)
  • Hibiscus syriacus 'Hamabo'
  • Hibiscus syriacus 'Meehanii' (v)
  • Hibiscus syriacus 'Oiseau Bleu'
  • Hibiscus syriacus 'Red Heart'
  • Hibiscus syriacus 'Speciosus' (d)
  • Hibiscus syriacus 'Woodbridge'
  • Hibiscus Rose Moon = 'Walhirosmo' (PBR)
  • Hibiscus 'Fireball' (PBR)
  • Hibiscus 'Jazzberry Jam' (PBR)
  • Hibiscus 'Kopper King' (PBR)
  • Hoheria populnea 'Sunshine' (v)
  • Hoheria sexstylosa 'Stardust'
  • Hoheria 'Glory of Amlwch'
  • Hoheria 'Snow White'
  • Holboellia latifolia
  • Hosta sieboldiana var. elegans
  • Hosta (Tardiana Group) 'El Niño' (PBR) (v)
  • Hosta (Tardiana Group) 'Hadspen Blue'
  • Hosta (Tardiana Group) 'Halcyon'
  • Hosta (Tardiana Group) 'June' (PBR) (v)
  • Hosta (Tardiana Group) 'June Fever' (PBR)
  • Hosta 'August Moon'
  • Hosta 'Big Daddy' (sieboldiana hybrid) (v)
  • Hosta 'Blue Mouse Ears'
  • Hosta 'Carnival' (v)
  • Hosta 'Cherry Berry' (v)
  • Hosta 'Country Mouse' (v)
  • Hosta 'Devon Green'
  • Hosta 'Dream Weaver' (v)
  • Hosta 'Empress Wu' (PBR)
  • Hosta 'Fire and Ice' (v)
  • Hosta 'First Frost' (v)
  • Hosta 'Fragrant Blue'
  • Hosta 'Francee' (fortunei) (v)
  • Hosta 'Frances Williams' (sieboldiana) (v)
  • Hosta 'Ginko Craig' (v)
  • Hosta 'Gold Standard' (fortunei) (v)
  • Hosta 'Great Expectations' (sieboldiana) (v)
  • Hosta 'Guacamole' (v)
  • Hosta 'Independence' (v)
  • Hosta 'Loyalist' (PBR) (v)
  • Hosta 'Northern Exposure' (sieboldiana) (v)
  • Hosta 'Orange Marmalade' (v)
  • Hosta 'Patriot' (v)
  • Hosta 'Paul's Glory' (v)
  • Hosta 'Prince of Wales'
  • Hosta 'Raspberry Sundae' (v)
  • Hosta 'Regal Splendor' (v)
  • Hosta 'Snow Cap' (v)
  • Hosta 'Stiletto' (v)
  • Hosta 'Sum and Substance'
  • Hosta 'Whirlwind' (fortunei) (v)
  • Hosta 'White Feather' (undulata)
  • Hosta 'Wide Brim' (v)
  • Houttuynia cordata 'Chameleon' (v)
  • Humulus lupulus 'Aureus'
  • Humulus lupulus 'Aureus' (f)
  • Humulus lupulus 'Golden Tassels' (f)
  • Humulus lupulus 'Prima Donna'
  • Hydrangea anomala subsp. glabra 'Crûg Coral'
  • Hydrangea anomala subsp. petiolaris
  • Hydrangea anomala subsp. petiolaris 'Mirranda' (v)
  • Hydrangea anomala subsp. petiolaris 'Silver Lining' (PBR)
  • Hydrangea anomala subsp. petiolaris 'Summer Snow' (v)
  • Hydrangea arborescens Pink Annabelle = 'Ncha1' (PBR)
  • Hydrangea arborescens Strong Annabelle = 'Abetwo' (PBR)
  • Hydrangea arborescens 'Annabelle'
  • Hydrangea arborescens 'Hayes Starburst' (PBR)
  • Hydrangea arborescens subsp. radiata 'Samantha'
  • Hydrangea aspera Hot Chocolate = 'Haopr012' (PBR)
  • Hydrangea aspera Villosa Group
  • Hydrangea macrophylla Blackberry Pie = 'Makz' (Flair & Flavours Series) (L)
  • Hydrangea macrophylla Early Blue/Early Pink = 'Hba 202911' (PBR) (H)
  • Hydrangea macrophylla Forever & Ever Together = 'Rie 05' (Forever and Ever Series) (H/d)
  • Hydrangea macrophylla Hot Red = 'Agrihydradrie' (PBR) (H)
  • Hydrangea macrophylla Love = 'Youme H1917' (PBR) (H/d)
  • Hydrangea macrophylla Romance = 'Youmenine' (PBR) (H/d)
  • Hydrangea macrophylla Strawberries 'n' Cream = 'Mak2' (PBR) (L)
  • Hydrangea macrophylla 'Ami Pasquier' (H)
  • Hydrangea macrophylla 'Blaumeise' (Teller Series) (L)
  • Hydrangea macrophylla 'Générale Vicomtesse de Vibraye' (H)
  • Hydrangea macrophylla 'Izu-no-hana' (L/d)
  • Hydrangea macrophylla 'Kardinal' (Teller Series) (L)
  • Hydrangea macrophylla 'King George' (H)
  • Hydrangea macrophylla 'Koria' (PBR) (L)
  • Hydrangea macrophylla 'La France' (H)
  • Hydrangea macrophylla 'Lady in Red' (L)
  • Hydrangea macrophylla 'Libelle' (Teller Series) (L)
  • Hydrangea macrophylla 'Love You Kiss' (PBR) (Hovaria Series) (L)
  • Hydrangea macrophylla 'Madame Emile Mouillère' (H)
  • Hydrangea macrophylla 'Merveille Sanguine' (H)
  • Hydrangea macrophylla 'Nanping' (PBR) (Sturdy Series) (L)
  • Hydrangea macrophylla 'Zorro' (PBR) (L)
  • Hydrangea paniculata Pinky-Winky = 'Dvppinky' (PBR)
  • Hydrangea paniculata Vanille Fraise = 'Renhy' (PBR)
  • Hydrangea paniculata 'Dolly'
  • Hydrangea paniculata 'Everest'
  • Hydrangea paniculata 'Jane' (PBR)
  • Hydrangea paniculata 'Limelight' (PBR)
  • Hydrangea paniculata 'Phantom'
  • Hydrangea quercifolia Snow Queen = 'Flemygea'
  • Hydrangea quercifolia Snowflake = 'Brido' (d)
  • Hydrangea quercifolia 'Pee Wee'
  • Hydrangea seemannii
  • Hydrangea serrata Tuff Stuff = 'Mak 20' (PBR) (L)
  • Hydrangea serrata 'Bluebird' (L)
  • Hydrangea serrata 'Tiara' (L)
  • Hydrangea Early Sensation = 'Bulk' (PBR)
  • Hydrangea Miss Saori = 'H2002' (PBR) (d)
  • Hydrangea 'Preziosa'
  • Hylotelephium cauticola 'Coca-Cola'
  • Hylotelephium erythrostictum 'Frosty Morn' (v)
  • Hylotelephium ewersii var. homophyllum 'Rosenteppich'
  • Hylotelephium spectabile (Brilliant Group) 'Brilliant'
  • Hylotelephium spectabile (Brilliant Group) 'Hot Stuff'
  • Hylotelephium spectabile Walberton's Pizazz
  • Hylotelephium telephium (Atropurpureum Group) 'Bon Bon'
  • Hylotelephium telephium (Atropurpureum Group) 'Picolette'
  • Hylotelephium telephium (Atropurpureum Group) 'Purple Emperor'
  • Hylotelephium telephium (Atropurpureum Group) 'Xenox' (PBR)
  • Hylotelephium (Herbstfreude Group) 'Herbstfreude'
  • Hylotelephium Walberton's Pink Whisper
  • Hylotelephium 'Birthday Party' (Birthday Party Series)
  • Hylotelephium 'Blue Pearl' (PBR) (SunSparkler Series)
  • Hylotelephium 'Class Act' (PBR)
  • Hylotelephium 'Cloud Walker' (PBR)
  • Hylotelephium 'Ice Ruffles' (v)
  • Hylotelephium 'José Aubergine' (PBR)
  • Hylotelephium 'Matrona'
  • Hylotelephium 'Mr Goodbud' (PBR)
  • Hylotelephium 'Red Cauli'
  • Hypericum kouytchense
  • Hypericum lancasteri
  • Hypericum × hidcoteense 'Hidcote'
  • Hypericum × inodorum Magical Beauty = 'Kolmbeau' (PBR) (Magical Series)
  • Hypericum × inodorum Magical Red = 'Kolmred' (Magical Series)
  • Hypericum × inodorum Magical White = 'Kolmawhi' (PBR) (Magical Series)
  • Hypericum × moserianum Little Misstery = 'Dunnehyp' (PBR) (v)
  • Hypericum × moserianum 'Tricolor' (v)
  • Hypericum 'Daybreak'
  • Hypericum 'Rowallane'
  • Hyssopus officinalis
  • Hyssopus officinalis 'Roseus'
  • Hyssopus officinalis subsp. aristatus
  • Iberis sempervirens 'Golden Candy'
  • Iberis sempervirens 'Snowflake'
  • Iberis Absolutely Amethyst = 'Ib2401'
  • Iberis 'Masterpiece' (PBR)
  • Ilex aquifolium 'Angustifolia' (m or f)
  • Ilex aquifolium 'Argentea Marginata' (f/v)
  • Ilex aquifolium 'Handsworth New Silver' (f/v)
  • Ilex aquifolium 'J.C. van Tol' (f)
  • Ilex aquifolium 'Madame Briot' (f/v)
  • Ilex aquifolium 'Myrtifolia Aurea Maculata' (m/v)
  • Ilex aquifolium 'Silver Queen' (m/v)
  • Ilex crenata (Fastigata Group) 'Fastigiata' (f)
  • Ilex crenata 'Convexed Gold' (f/v)
  • Ilex crenata 'Golden Gem' (f/v)
  • Ilex crenata 'Shiro-fukurin' (f/v)
  • Ilex × altaclerensis 'Golden King' (f/v)
  • Ilex × altaclerensis 'Lawsoniana' (f/v)
  • Ilex × meserveae Blue Angel = 'Conang' (f)
  • Ilex × meserveae 'Little Sensation'
  • Imperata cylindrica 'Rubra'
  • Indigofera heterantha
  • Indigofera himalayensis 'Silk Road'
  • Indigofera pendula
  • Ipheion uniflorum 'Wisley Blue'
  • Iris chrysographes
  • Iris ensata 'Variegata' (v)
  • Iris foetidissima
  • Iris pallida 'Argentea Variegata' (TB/v)
  • Iris pallida Lam. 'Variegata' Hort. (v)
  • Iris unguicularis
  • Iris 'Black Swan' (TB)
  • Iris 'Blue Bird' (Sib)
  • Iris 'Bold Print' (IB)
  • Iris 'Deep Black' (TB)
  • Iris 'Frost and Flame' (TB)
  • Iris 'Gull's Wing' (Sib)
  • Iris 'Harvest of Memories' (TB)
  • Iris 'Hubbard' (Sib)
  • Iris 'Jane Phillips' (TB)
  • Iris 'Kent Pride' (TB)
  • Iris 'Knick Knack' (MDB)
  • Iris 'Lemon Ice' (TB)
  • Iris 'Lilli-white' (SDB)
  • Iris 'Loop the Loop' (TB)
  • Iris 'Party Dress' (TB)
  • Iris 'Pink Charm' (TB)
  • Iris 'Rajah' (TB)
  • Iris 'Saint Crispin' (TB)
  • Iris 'Silver Edge' (Sib)
  • Iris 'Sparkling Rose' (Sib)
  • Itea ilicifolia
  • Itea virginica 'Henry's Garnet'
  • Jasminum beesianum
  • Jasminum humile 'Revolutum'
  • Jasminum nudiflorum
  • Jasminum nudiflorum 'Aureum'
  • Jasminum officinale
  • Jasminum officinale Fiona Sunrise = 'Frojas' (PBR)
  • Jasminum officinale 'Argenteovariegatum' (v)
  • Jasminum officinale 'Devon Cream' (PBR)
  • Jasminum officinale 'Inverleith'
  • Jasminum × stephanense
  • Juglans regia 'Broadview' (F)
  • Juniperus chinensis 'Expansa Aureospicata' (v)
  • Juniperus communis 'Compressa'
  • Juniperus communis 'Depressed Star'
  • Juniperus communis 'Gold Cone'
  • Juniperus communis 'Goldschatz'
  • Juniperus communis 'Green Carpet'
  • Juniperus communis 'Hibernica'
  • Juniperus communis 'Repanda'
  • Juniperus horizontalis Icee Blue = 'Monber'
  • Juniperus horizontalis 'Blue Chip'
  • Juniperus horizontalis 'Limeglow'
  • Juniperus horizontalis 'Villa Marie'
  • Juniperus pingii 'Hulsdonk Yellow' (PBR)
  • Juniperus procumbens 'Nana'
  • Juniperus rigida subsp. conferta 'All Gold'
  • Juniperus rigida subsp. conferta 'Blue Pacific'
  • Juniperus sabina 'Tamariscifolia'
  • Juniperus scopulorum 'Blue Arrow'
  • Juniperus squamata 'Blue Carpet'
  • Juniperus squamata 'Blue Star'
  • Juniperus squamata 'Floreant'
  • Juniperus squamata 'Holger'
  • Juniperus squamata 'Tropical Blue'
  • Juniperus × pfitzeriana 'Blue and Gold' (v)
  • Juniperus × pfitzeriana 'Carbery Gold'
  • Kalimeris incisa 'Charlotte'
  • Kalimeris incisa 'Nana Blue'
  • Kalimeris yomena 'Shogun' (v)
  • Kalmia latifolia 'Bullseye'
  • Kalmia latifolia 'Freckles'
  • Kalmia latifolia 'Minuet'
  • Kalmia latifolia 'Olympic Wedding'
  • Kalmia latifolia 'Ostbo Red'
  • Kalmia latifolia 'Pinwheel'
  • Kerria japonica 'Golden Guinea'
  • Kerria japonica 'Pleniflora' (d)
  • Kirengeshoma palmata
  • Knautia macedonica 'Mars Midget'
  • Knautia macedonica Melton pastels
  • Knautia macedonica 'Thunder and Lightning' (PBR) (v)
  • Kniphofia rooperi
  • Kniphofia 'Bees' Lemon'
  • Kniphofia 'Bees' Sunset'
  • Kniphofia 'Elvira' (PBR)
  • Kniphofia 'Incandesce'
  • Kniphofia 'Mango Popsicle' (PBR) (Popsicle Series)
  • Kniphofia 'Moonstone'
  • Kniphofia 'Nancy's Red'
  • Kniphofia 'Orange Vanilla Popsicle' (PBR) (Popsicle Series)
  • Kniphofia 'Papaya Popsicle' (PBR) (Popsicle Series)
  • Kniphofia 'Redhot Popsicle' (PBR) (Popsicle Series)
  • Kniphofia 'Royal Standard'
  • Kniphofia 'Tawny King'
  • Kniphofia 'Timothy'
  • Kolkwitzia amabilis 'Pink Cloud'
  • Laburnum alpinum 'Pendulum'
  • Laburnum anagyroides 'Erect'
  • Laburnum × watereri 'Vossii'
  • Lagerstroemia indica With Love Babe = 'Milaperl' (PBR) (With Love Series)
  • Lagerstroemia indica With Love Cherie = 'Cov' (With Love Series)
  • Lamium galeobdolon 'Hermann's Pride'
  • Lamium maculatum 'Beacon Silver'
  • Lamium maculatum 'Pink Pewter'
  • Lamium maculatum 'Purple Dragon'
  • Lamium maculatum 'White Nancy'
  • Lamium orvala
  • Lamprocapnos spectabilis
  • Lamprocapnos spectabilis Valentine = 'Hordival' (PBR)
  • Lamprocapnos spectabilis 'Alba'
  • Lamprocapnos spectabilis 'Gold Heart' (PBR)
  • Lantana camara Lucky Peach = 'Balucpea' (Lucky Series)
  • Lantana camara Lucky Pure Gold = 'Balucpure' (PBR) (Lucky Series)
  • Lantana camara Lucky Red Flame = 'Balandimfla' (Lucky Series)
  • Lantana camara Lucky Sunrise Rose = 'Balandrise' (PBR) (Lucky Series)
  • Lantana camara Lucky White = 'Balucwite' (PBR) (Lucky Series)
  • Larix decidua 'Puli'
  • Larix kaempferi 'Pendula'
  • Lathyrus latifolius 'Red Pearl'
  • Lathyrus latifolius 'Rosa Perle'
  • Lathyrus latifolius 'White Pearl'
  • Lathyrus vernus 'Alboroseus'
  • Laurus nobilis
  • Laurus nobilis 'Aurea'
  • Laurus nobilis f. angustifolia
  • Lavandula angustifolia
  • Lavandula angustifolia Aromatico Forte Blue = 'Laa20001'
  • Lavandula angustifolia Blue Cushion = 'Schola'
  • Lavandula angustifolia Elizabeth = 'Fair 16' (PBR)
  • Lavandula angustifolia Havana = 'Arbelpaso' (PBR)
  • Lavandula angustifolia Little Lady = 'Batlad'
  • Lavandula angustifolia 'Arctic Snow'
  • Lavandula angustifolia 'Hidcote'
  • Lavandula angustifolia 'Imperial Gem'
  • Lavandula angustifolia 'Miss Katherine' (PBR)
  • Lavandula angustifolia 'Munstead'
  • Lavandula angustifolia 'Rosea'
  • Lavandula pedunculata subsp. lusitanica
  • Lavandula pedunculata subsp. lusitanica Lusi Purple
  • Lavandula stoechas 'Anouk' (PBR) (Anouk Series)
  • Lavandula stoechas subsp. stoechas f. leucantha 'Snowman'
  • Lavandula stoechas 'Victory'
  • Lavandula × chaytoriae Silver Sands = 'Fair 14' (PBR)
  • Lavandula × chaytoriae 'Sawyers'
  • Lavandula × intermedia Olympia = 'Downoly' (PBR)
  • Lavandula × intermedia Phenomenal = 'Niko' (PBR)
  • Lavandula × intermedia Platinum Blonde = 'Momparler' (PBR)
  • Lavandula × intermedia 'Edelweiss'
  • Lavandula × intermedia 'Grosso'
  • Lavandula Tiara = 'Fair 10' (PBR)
  • Lavandula 'Fathead'
  • Lavandula 'Regal Splendour' (PBR)
  • Lavatera × clementii Red Rum = 'Rigrum' (PBR)
  • Lavatera × clementii 'Barnsley'
  • Lavatera × clementii 'Barnsley Baby'
  • Lavatera × clementii 'Burgundy Wine'
  • Lavatera × clementii 'Rosea'
  • Lavatera 'Magenta Magic' (PBR)
  • Leontopodium nivale subsp. alpinum
  • Leptospermum scoparium (Nanum Group) 'Kiwi'
  • Leptospermum scoparium 'Martini'
  • Leptospermum scoparium 'Red Damask' (d)
  • Leptospermum scoparium 'Red Ensign'
  • Leptospermum scoparium 'Ruby Wedding'
  • Leptospermum 'Silver Sheen'
  • Lespedeza thunbergii
  • Lespedeza thunbergii subsp. thunbergii 'White Fountain'
  • Leucanthemum × superbum 'Aglaia' (d)
  • Leucanthemum × superbum 'Banana Cream'
  • Leucanthemum × superbum 'Goldfinch' (PBR)
  • Leucanthemum × superbum 'Real Galaxy' (PBR) (Realflor Series)
  • Leucanthemum × superbum 'Shapcott Gossamer'
  • Leucanthemum × superbum 'Shapcott Summer Clouds'
  • Leucojum aestivum 'Gravetye Giant'
  • Leucothoe axillaris 'Curly Red' (PBR)
  • Leucothoe fontanesiana 'Makijaz' (PBR) (v)
  • Leucothoe fontanesiana 'Rainbow' (v)
  • Leucothoe keiskei 'Royal Ruby'
  • Leucothoe Carinella = 'Zebekot'
  • Leucothoe Scarletta = 'Zeblid'
  • Lewisia cotyledon hybrid
  • Leycesteria crocothyrsos
  • Leycesteria formosa
  • Leycesteria formosa Golden Lanterns = 'Notbruce' (PBR)
  • Liatris spicata 'Floristan Violett'
  • Liatris spicata 'Floristan Weiss'
  • Libertia ixioides 'Goldfinger' (v)
  • Libertia ixioides 'Taupo Blaze'
  • Ligularia dentata 'Desdemona'
  • Ligularia dentata 'Osiris Fantaisie' (v)
  • Ligularia przewalskii
  • Ligularia 'Britt Marie Crawford' (PBR)
  • Ligularia 'Little Rocket' (PBR)
  • Ligularia 'The Rocket'
  • Ligustrum ibota 'Muster' (PBR) (v)
  • Ligustrum japonicum 'Rotundifolium'
  • Ligustrum lucidum 'Excelsum Superbum' (v)
  • Ligustrum ovalifolium
  • Ligustrum ovalifolium 'Argenteum' (v)
  • Ligustrum ovalifolium 'Aureum' (v)
  • Ligustrum quihoui
  • Ligustrum sinense 'Sunshine'
  • Ligustrum undulatum 'Lemon Lime and Clippers'
  • Limonium platyphyllum 'Violetta'
  • Linaria aeruginea 'Neon Lights'
  • Linaria 'Peachy'
  • Linaria 'Pink Kisses'
  • Linum perenne
  • Liquidambar styraciflua 'Gum Ball'
  • Liquidambar styraciflua 'Lane Roberts'
  • Liquidambar styraciflua 'Slender Silhouette'
  • Liquidambar styraciflua 'Worplesdon'
  • Liriodendron tulipifera 'Aureomarginatum' (v)
  • Liriodendron tulipifera 'Snow Bird' (v)
  • Liriope muscari
  • Liriope muscari 'Big Blue'
  • Liriope muscari 'Moneymaker'
  • Liriope muscari 'Okina' (v)
  • Liriope muscari 'Pee Dee Ingot'
  • Liriope muscari 'Variegata' (v)
  • Lobelia cardinalis 'Elmfeuer'
  • Lobelia cardinalis L. 'Russian Princess' misapplied
  • Lobelia cardinalis 'Queen Victoria'
  • Lobelia tupa
  • Lobelia × speciosa Crimson Princess = 'Gencrim' (PBR) (Princess Series)
  • Lobelia × speciosa Rose Princess = 'Genross' (PBR) (Princess Series)
  • Lobelia × speciosa 'Fan Scharlach' (Fan Series)
  • Lobelia × speciosa 'Hadspen Purple' (PBR)
  • Lobelia × speciosa 'Russian Princess' purple-flowered
  • Lobelia × speciosa 'Tania'
  • Lomandra longifolia Platinum Beauty = 'Roma13' (PBR) (v)
  • Lomatia ferruginea
  • Lomatia fraseri
  • Lomatia myricoides
  • Lonicera alseuosmoides
  • Lonicera crassifolia 'Little Honey'
  • Lonicera elisae
  • Lonicera fragrantissima
  • Lonicera henryi 'Copper Beauty' (PBR)
  • Lonicera japonica 'Halliana'
  • Lonicera japonica 'Hall's Prolific'
  • Lonicera japonica 'Mint Crisp' (PBR) (v)
  • Lonicera japonica var. repens
  • Lonicera ligustrina var. yunnanensis 'Baggesen's Gold'
  • Lonicera ligustrina var. yunnanensis 'Silver Beauty' (v)
  • Lonicera periclymenum Chic et Choc = 'Inov205' (PBR)
  • Lonicera periclymenum 'Belgica'
  • Lonicera periclymenum 'Graham Thomas'
  • Lonicera periclymenum 'Scentsation' (PBR)
  • Lonicera periclymenum 'Serotina'
  • Lonicera periclymenum 'Sweet Sue'
  • Lonicera × brownii 'Dropmore Scarlet'
  • Lonicera × heckrottii 'Gold Flame' hort.
  • Lonicera × purpusii 'Winter Beauty'
  • Lonicera × tellmanniana
  • Lophomyrtus × ralphii 'Magic Dragon' (PBR) (v)
  • Lophomyrtus × ralphii 'Pixie'
  • Loropetalum chinense var. rubrum 'Fire Dance'
  • Lotus hirsutus
  • Lotus hirsutus 'Brimstone' (v)
  • Lotus hirsutus 'Lois'
  • Luma apiculata
  • Luma apiculata 'Glanleam Gold' (v)
  • Lupinus arboreus
  • Lupinus arboreus blue-flowered
  • Lupinus arboreus 'Snow Queen'
  • Lupinus 'Beefeater'
  • Lupinus 'Blossom' (PBR)
  • Lupinus 'Chandelier' (Band of Nobles Series)
  • Lupinus 'Desert Sun' (PBR)
  • Lupinus 'Gallery Blue' (Gallery Series)
  • Lupinus 'Gallery Pink' (Gallery Series)
  • Lupinus 'Gallery Red' (Gallery Series)
  • Lupinus 'Gallery Rose' (Gallery Series)
  • Lupinus 'Gallery White' (Gallery Series)
  • Lupinus 'Gallery Yellow' (Gallery Series)
  • Lupinus 'Gladiator' (PBR)
  • Lupinus 'Lulu'
  • Lupinus 'Magic Lantern'
  • Lupinus 'Manhattan Lights' (PBR)
  • Lupinus 'Masterpiece' (PBR)
  • Lupinus 'My Castle' (Band of Nobles Series)
  • Lupinus 'Noble Maiden' (Band of Nobles Series)
  • Lupinus 'Persian Slipper' (PBR)
  • Lupinus 'Polar Princess'
  • Lupinus 'Rachel de Thame'
  • Lupinus 'Red Rum' (PBR)
  • Lupinus 'Tequila Flame' (PBR)
  • Lupinus 'Terracotta'
  • Lupinus 'The Chatelaine' (Band of Nobles Series)
  • Lupinus 'The Governor' (Band of Nobles Series)
  • Lupinus 'The Page' (Band of Nobles Series)
  • Lupinus 'Towering Inferno'
  • Luzula nivea
  • Luzula sylvatica 'Hohe Tatra'
  • Luzula sylvatica 'Thierry's Cream' (v)
  • Lychnis chalcedonica
  • Lychnis coronaria
  • Lychnis coronaria 'Alba'
  • Lychnis flos-cuculi 'Petite Jenny' (d)
  • Lychnis flos-cuculi 'White Robin'
  • Lycianthes rantonnetii
  • Lysimachia atropurpurea 'Beaujolais'
  • Lysimachia clethroides
  • Lysimachia ephemerum
  • Lysimachia nummularia 'Aurea'
  • Lysimachia punctata 'Alexander' (v)
  • Lysimachia Candela = 'Innlyscand'
  • Lythrum salicaria 'Blush'
  • Lythrum salicaria 'Robert'
  • Lythrum virgatum 'Dropmore Purple'
  • Macleaya microcarpa 'Kelway's Coral Plume'
  • Macleaya × kewensis
  • Magnolia campbellii (Raffillii Group) 'Charles Raffill'
  • Magnolia denudata Yellow River = 'Fei Huang'
  • Magnolia grandiflora 'Exmouth'
  • Magnolia grandiflora 'Kay Parris'
  • Magnolia grandiflora 'Little Gem'
  • Magnolia sieboldii
  • Magnolia stellata
  • Magnolia stellata 'Water Lily'
  • Magnolia × brooklynensis 'Yellow Bird'
  • Magnolia × loebneri 'Leonard Messel'
  • Magnolia × loebneri 'Mag's Pirouette'
  • Magnolia × soulangeana
  • Magnolia × soulangeana 'Alba Superba'
  • Magnolia × soulangeana 'Lennei'
  • Magnolia Black Tulip = 'Jurmag1' (PBR)
  • Magnolia Fairy Magnolia White = 'Micjur05' (PBR)
  • Magnolia Shirazz = 'Vulden'
  • Magnolia 'Caerhays Belle'
  • Magnolia 'Daphne'
  • Magnolia 'Elizabeth'
  • Magnolia 'Gold Star'
  • Magnolia 'Star Wars'
  • Magnolia 'Susan'
  • Magnolia 'Yellow Lantern'
  • Mahonia aquifolium 'Apollo'
  • Mahonia eurybracteata subsp. ganpinensis 'Soft Caress'
  • Mahonia japonica
  • Mahonia nitens 'Cabaret' (PBR)
  • Mahonia × media 'Charity'
  • Mahonia × media 'Winter Sun'
  • Mahonia × wagneri 'Pinnacle'
  • Mahonia Sioux = 'Bokrasio' (PBR)
  • Maianthemum racemosum
  • Malus domestica Paradice Gold (D)
  • Malus domestica 'Bramley's Seedling' clone 20 (C)
  • Malus domestica 'Christmas Pippin' (PBR) (D)
  • Malus domestica 'Cobra' (F)
  • Malus domestica 'Core Blimey' (D)
  • Malus domestica 'Cox's Selfing' (D)
  • Malus domestica 'Eden' (D)
  • Malus domestica 'Fiesta' (D)
  • Malus domestica 'Red Falstaff' (PBR) (D)
  • Malus domestica 'Red Windsor' (D)
  • Malus domestica 'Scrumptious' (PBR) (D)
  • Malus sargentii 'Candymint'
  • Malus sargentii 'Tina'
  • Malus toringo 'Scarlett'
  • Malus transitoria 'Thornhayes Tansy'
  • Malus × atrosanguinea 'Gorgeous'
  • Malus × floribunda
  • Malus × robusta 'Dolgo'
  • Malus Coralburst = 'Coralcole'
  • Malus Jelly King = 'Mattfru'
  • Malus Red Obelisk = 'Dvp Obel'
  • Malus 'Adirondack'
  • Malus 'Butterball'
  • Malus 'Evereste'
  • Malus 'Harry Baker'
  • Malus 'Laura'
  • Malus 'Pink Perfection'
  • Malus 'Prairifire'
  • Malus 'Princeton Cardinal'
  • Malus 'Rudolph'
  • Malus 'Sun Rival'
  • Malva moschata f. alba
  • Malva moschata 'Rosea'
  • Mandevilla 'Audrey' (PBR) (Vogue Series)
  • Mandevilla 'Ginger' (Vogue Series)
  • Marsdenia oreophila
  • Mathiasella bupleuroides 'Green Dream'
  • Matteuccia struthiopteris
  • Meconopsis (Fertile Blue Group) 'Lingholm'
  • Melianthus major
  • Melica altissima 'Atropurpurea'
  • Melissa officinalis 'All Gold'
  • Melissa officinalis 'Aurea' (v)
  • Melittis melissophyllum 'Royal Velvet Distinction' (PBR)
  • Mespilus germanica 'Nottingham' (F)
  • Metasequoia glyptostroboides 'Golden Oji'
  • Milium effusum 'Aureum'
  • Mimulus aurantiacus
  • Mimulus 'Highland Orange'
  • Mimulus 'Highland Pink'
  • Mimulus 'Highland Red'
  • Mimulus 'Highland Yellow'
  • Miscanthus sinensis 'Adagio'
  • Miscanthus sinensis 'Ferner Osten'
  • Miscanthus sinensis 'Ghana'
  • Miscanthus sinensis 'Gold Bar' (PBR) (v)
  • Miscanthus sinensis 'Malepartus'
  • Miscanthus sinensis 'Morning Light' (v)
  • Miscanthus sinensis 'Strictus' (v)
  • Miscanthus sinensis var. condensatus 'Cabaret' (v)
  • Miscanthus sinensis 'Variegatus' (v)
  • Miscanthus sinensis 'Zebrinus' (v)
  • Modiolastrum lateritium
  • Molinia caerulea subsp. arundinacea 'Skyracer'
  • Molinia caerulea subsp. arundinacea 'Transparent'
  • Molinia caerulea subsp. arundinacea 'Windspiel'
  • Monarda didyma Balmy Lilac = 'Balbalmac' (PBR) (Balmy Series)
  • Monarda didyma Balmy Pink = 'Balbalmink' (PBR) (Balmy Series)
  • Monarda didyma Balmy Purple = 'Balbalmurp' (PBR) (Balmy Series)
  • Monarda didyma 'Cranberry Lace' (PBR)
  • Monarda didyma 'Pardon My Purple' (Pardon My Series)
  • Monarda didyma 'Pink Lace' (PBR)
  • Monarda 'Cambridge Scarlet'
  • Monarda 'Fireball' (PBR)
  • Monarda 'Gardenview Scarlet'
  • Monarda 'Mahogany'
  • Monarda 'Sagittarius'
  • Monarda 'Schneewittchen'
  • Monarda 'Scorpion'
  • Morina longifolia
  • Morus alba 'Pakistan' (F)
  • Morus alba 'Pendula'
  • Morus nigra 'Chelsea' (F)
  • Muehlenbeckia complexa
  • Mukdenia rossii 'Karasuba'
  • Musa basjoo
  • Myrtus communis
  • Myrtus communis subsp. tarentina
  • Myrtus communis 'Variegata' (v)
  • Nandina domestica
  • Nandina domestica Blush Pink = 'Aka' (PBR)
  • Nandina domestica 'Fire Power'
  • Nandina domestica 'Richmond'
  • Nandina domestica 'Seika' (PBR)
  • Neillia affinis
  • Nemesia Amelie = 'Fleurame' (PBR)
  • Nemesia Berries and Cream = 'Fleurbac' (PBR)
  • Nemesia Myrtille = 'Fleurmyr' (PBR)
  • Nemesia Raspberries and Cream = 'Fleurras' (PBR)
  • Nemesia Sunsatia Banana = 'Intraibana' (Sunsatia Series)
  • Nemesia Sunsatia Plus Cherry on Ice = 'Innemcheoi' (PBR) (Sunsatia Plus Series)
  • Nemesia 'Bordeaux'
  • Nemesia 'Easter Bonnet' (PBR) (French Connection Series)
  • Nemesia 'Fleurie Blue'
  • Nemesia 'Mirabelle'
  • Nemesia 'Wisley Vanilla'
  • Nepeta faassenii 'Purrsian Blue' (PBR)
  • Nepeta govaniana
  • Nepeta grandiflora 'Dawn to Dusk'
  • Nepeta grandiflora 'Summer Magic' (PBR)
  • Nepeta racemosa 'Grog'
  • Nepeta racemosa 'Snowflake'
  • Nepeta racemosa 'Walker's Low'
  • Nepeta sibirica 'Souvenir d'André Chaudron'
  • Nepeta subsessilis
  • Nepeta × faassenii
  • Nepeta 'Blue Dragon'
  • Nepeta 'Leeds Castle'
  • Nepeta 'Six Hills Giant'
  • Nerine bowdenii
  • Nerium oleander L.
  • Nicotiana sylvestris
  • Nipponanthemum nipponicum
  • Nyssa sinensis 'Inferno'
  • Nyssa sylvatica 'Wisley Bonfire' (m)
  • Ocimum basilicum
  • Ocimum basilicum 'Green Ruffles'
  • Ocimum basilicum 'Horapha'
  • Ocimum basilicum 'Magic Mountain'
  • Ocimum basilicum 'Magic White'
  • Ocimum × africanum
  • Ocimum 'African Blue'
  • Oenothera kunthiana 'Glowing Magenta'
  • Oenothera lindheimeri (G)
  • Oenothera lindheimeri Karalee White = 'Nugauwhite' (PBR) (G)
  • Oenothera lindheimeri Papillon = 'Nugaupapil' (PBR) (G)
  • Oenothera lindheimeri Rosyjane = 'Harrosy' (PBR) (G)
  • Oenothera lindheimeri 'Passionate Blush' (PBR) (G)
  • Oenothera lindheimeri 'Pink Gin' (G)
  • Oenothera lindheimeri 'Whirling Butterflies' (G)
  • Oenothera macrocarpa
  • Oenothera speciosa 'Siskiyou'
  • Oenothera Lillipop Pink = 'Redgapi' (PBR) (G)
  • Olea europaea (F)
  • Olearia phlogopappa 'Comber's Pink'
  • Olearia × scilloniensis ambig.
  • Olearia × scilloniensis 'Master Michael'
  • Omphalodes cappadocica 'Alba'
  • Omphalodes cappadocica 'Cherry Ingram'
  • Omphalodes verna
  • Onoclea sensibilis
  • Ophiopogon planiscapus Black Beard = 'Yapard' (PBR)
  • Ophiopogon planiscapus 'Kokuryu'
  • Origanum laevigatum 'Hopleys'
  • Origanum vulgare 'Acorn Bank'
  • Origanum vulgare 'Aureum'
  • Origanum vulgare 'Country Cream' (v)
  • Origanum 'Dingle Fairy'
  • Origanum 'Kent Beauty'
  • Osmanthus delavayi
  • Osmanthus delavayi 'Heaven Scent'
  • Osmanthus heterophyllus all gold
  • Osmanthus heterophyllus 'Goshiki' (v)
  • Osmanthus heterophyllus 'Variegatus' (v)
  • Osmanthus × burkwoodii
  • Osmunda regalis
  • Osteospermum 3D Series
  • Osteospermum 'Lady Leitrim'
  • Osteospermum 'Snow Pixie'
  • Osteospermum 'Sunny Carlos' (PBR) (Sunny Series)
  • Osteospermum 'Sunny Cherry' (Sunny Series)
  • Osteospermum 'Sunny Mary' (PBR) (Sunny Series)
  • Osteospermum 'Sunny Sonja' (PBR) (Sunny Series)
  • Osteospermum 'Sunny Victoria' (PBR) (Sunny Series)
  • Osteospermum 'Sunny Xena' (PBR) (Sunny Series)
  • Osteospermum 'Weetwood'
  • Oxalis adenophylla
  • Oxalis tuberosa
  • Oxydendrum arboreum
  • Pachyphytum bracteosum
  • Pachysandra terminalis 'Green Carpet'
  • Pachysandra terminalis 'Variegata' (v)
  • Paeonia delavayi (S)
  • Paeonia delavayi var. delavayi f. lutea (S)
  • Paeonia lactiflora 'Bowl of Beauty'
  • Paeonia lactiflora 'Duchesse de Nemours'
  • Paeonia lactiflora 'Festiva Maxima'
  • Paeonia lactiflora 'Honey Gold'
  • Paeonia lactiflora 'Immaculée'
  • Paeonia lactiflora 'Kansas'
  • Paeonia lactiflora 'Karl Rosenfield'
  • Paeonia lactiflora 'Krinkled White'
  • Paeonia lactiflora 'Pillow Talk'
  • Paeonia lactiflora 'Raspberry Sundae'
  • Paeonia lactiflora 'Sarah Bernhardt'
  • Paeonia lactiflora 'Shirley Temple'
  • Paeonia ludlowii (S)
  • Paeonia 'Bartzella' (d)
  • Paeonia 'Buckeye Belle' (d)
  • Paeonia 'Garden Treasure'
  • Paeonia 'Julia Rose'
  • Panicum virgatum 'Dallas Blues'
  • Panicum virgatum 'JS Blue Darkness' (PBR)
  • Panicum virgatum 'Northwind'
  • Panicum virgatum 'Sangria' (PBR)
  • Panicum virgatum 'Shenandoah'
  • Papaver commutatum 'Ladybird'
  • Papaver nudicaule Gartenzwerg Group
  • Papaver (Oriental Group) 'Allegro'
  • Papaver (Oriental Group) 'Beauty of Livermere'
  • Papaver (Oriental Group) 'Carneum'
  • Papaver (Oriental Group) 'Forncett Summer'
  • Papaver (Oriental Group) 'Patty's Plum'
  • Papaver (Oriental Group) 'Prinzessin Victoria Louise'
  • Papaver (Oriental Group) 'Snow Goose'
  • Papaver (Oriental Group) 'Türkenlouis'
  • Papaver (Oriental Group) 'Watermelon'
  • Parahebe catarractae 'Avalanche' (PBR)
  • Parrotia persica
  • Parthenocissus henryana
  • Parthenocissus quinquefolia
  • Parthenocissus tricuspidata 'Lowii'
  • Parthenocissus tricuspidata 'Veitchii'
  • Passiflora caerulea
  • Passiflora caerulea White Lightning = 'Yanpas' (PBR)
  • Passiflora 'Amethyst'
  • Passiflora 'Damsel's Delight'
  • Paulownia tomentosa
  • Pelargonium (Fragrans Group) 'Fragrans Variegatum' (Sc/v)
  • Pelargonium Antik Orange = 'Tikorg' (PBR) (Antik Series) (Z)
  • Pelargonium Antik Pink = 'Tikpink' (PBR) (Antik Series) (Z)
  • Pelargonium Antik Scarlet = 'Tikscarl' (PBR) (Antik Series) (Z)
  • Pelargonium Antik Violet = 'Tikvio' (PBR) (Antik Series) (Z)
  • Pelargonium 'Attar of Roses' (Sc)
  • Pelargonium 'Cola Bottles'
  • Pelargonium 'Contrast' (Z/C/v)
  • Pelargonium 'Distinction' (Z)
  • Pelargonium 'Frank Headley' (Z/v)
  • Pelargonium 'Lotusland' (Dw/St/C)
  • Pelargonium 'Petals' (Z/v)
  • Pelargonium 'Royal Oak' (Sc)
  • Pelargonium 'Vancouver Centennial' (Dw/St/C)
  • Pennisetum alopecuroides 'Hameln'
  • Pennisetum alopecuroides 'Red Head'
  • Pennisetum thunbergii 'Red Buttons'
  • Pennisetum 'Fairy Tails'
  • Penstemon digitalis 'Husker Red'
  • Penstemon heterophyllus 'Heavenly Blue'
  • Penstemon 'Andenken an Friedrich Hahn'
  • Penstemon 'Apple Blossom'
  • Penstemon 'Blue Riding Hood' (PBR) (Riding Hood Series)
  • Penstemon 'Dark Towers' (PBR)
  • Penstemon 'Evelyn'
  • Penstemon 'Geoff Hamilton'
  • Penstemon 'King George V'
  • Penstemon 'Pensham Arctic Fox' (Pensham Series)
  • Penstemon 'Pensham Czar' (Pensham Series)
  • Penstemon 'Pensham Just Jayne' (Pensham Series)
  • Penstemon 'Pensham Wedding Day' (Pensham Series)
  • Penstemon 'Port Wine'
  • Penstemon 'Purple Bedder'
  • Penstemon 'Red Riding Hood' (PBR) (Riding Hood Series)
  • Penstemon 'Schoenholzeri'
  • Penstemon 'Sour Grapes' ambig.
  • Penstemon 'Strawberries and Cream' (Ice Cream Series)
  • Penstemon 'White Bedder'
  • Pericallis × hybrida Senetti Blue Bicolor = 'Sunseneribuba' (PBR) (Senetti Series)
  • Pericallis × hybrida Senetti Blue = 'Sunsenebu' (Senetti Series)
  • Pericallis × hybrida Senetti Magenta Bicolor = 'Sunsenereba' (PBR) (Senetti Series)
  • Pericallis × hybrida Senetti Magenta = 'Sunsenere' (PBR) (Senetti Series)
  • Pericallis × hybrida Senetti Series
  • Persicaria affinis 'Donald Lowndes'
  • Persicaria affinis 'Superba'
  • Persicaria alpina
  • Persicaria amplexicaulis 'Alba'
  • Persicaria amplexicaulis 'Blackfield' (PBR)
  • Persicaria amplexicaulis 'Fat Domino' (PBR)
  • Persicaria amplexicaulis 'Firetail'
  • Persicaria amplexicaulis 'Golden Arrow' (v)
  • Persicaria amplexicaulis 'High Society'
  • Persicaria amplexicaulis 'Inverleith'
  • Persicaria bistorta 'Hohe Tatra'
  • Persicaria bistorta 'Superba'
  • Persicaria microcephala 'Red Dragon' (PBR)
  • Persicaria virginiana var. filiformis
  • Persicaria 'Silver Dragon' (PBR)
  • Petroselinum crispum
  • Petroselinum crispum French
  • Petroselinum crispum var. neapolitanum
  • Phalaris arundinacea var. picta 'Arctic Sun' (v)
  • Phalaris arundinacea var. picta 'Feesey' (v)
  • Philadelphus coronarius 'Aureus'
  • Philadelphus coronarius 'Variegatus' (v)
  • Philadelphus maculatus 'Sweet Clare'
  • Philadelphus microphyllus
  • Philadelphus 'Belle Étoile'
  • Philadelphus 'Erectus'
  • Philadelphus 'Frosty Morn' (d)
  • Philadelphus 'Innocence' (v)
  • Philadelphus 'Manteau d'Hermine' (d)
  • Philadelphus 'Silberregen'
  • Philadelphus 'Snowbelle' (d)
  • Philadelphus 'Starbright' (PBR)
  • Philadelphus 'Virginal' (d)
  • Phlomis fruticosa
  • Phlomis italica
  • Phlomis tuberosa 'Bronze Flamingo'
  • Phlox divaricata 'Clouds of Perfume'
  • Phlox divaricata 'May Breeze'
  • Phlox divaricata subsp. laphamii 'Chattahoochee'
  • Phlox divaricata 'White Perfume'
  • Phlox douglasii 'Crackerjack'
  • Phlox douglasii 'Ice Mountain'
  • Phlox maculata 'Alpha'
  • Phlox maculata 'Rosalinde'
  • Phlox paniculata Coral Flame = 'Barsixtytwo' (PBR) (Flame Series)
  • Phlox paniculata Peacock Purple Bicolor (Peacock Series)
  • Phlox paniculata Pink Eye Flame = 'Barthirtyfive' (PBR)
  • Phlox paniculata Pink Red Eye Flame = 'Barthirtyfour'
  • Phlox paniculata 'Becky Towe' (PBR) (v)
  • Phlox paniculata 'David'
  • Phlox paniculata 'Goldmine' (PBR) (v)
  • Phlox paniculata 'Norah Leigh' (v)
  • Phlox paniculata 'Starfire'
  • Phlox subulata 'Amazing Grace'
  • Phlox subulata 'Apple Blossom'
  • Phlox subulata 'Atropurpurea'
  • Phlox subulata 'Emerald Cushion Blue'
  • Phlox subulata 'Marjorie'
  • Phlox subulata 'McDaniel's Cushion'
  • Phlox subulata 'Nettleton Variation' (v)
  • Phlox subulata 'Purple Beauty'
  • Phlox subulata 'Tamaongalei'
  • Phlox subulata 'White Delight'
  • Phlox Light Pink Flame = 'Bareleven' (PBR)
  • Phlox Violet Flame = 'Barsixtyone' (PBR)
  • Phlox White Eye Flame = 'Barsixty' (PBR)
  • Phlox 'Kelly's Eye'
  • Phlox 'Zwergenteppich'
  • Phoenix canariensis
  • Phormium cookianum subsp. hookeri 'Tricolor' (v)
  • Phormium tenax
  • Phormium 'Alison Blackman' (PBR)
  • Phormium 'Apricot Queen' (v)
  • Phormium 'Black Adder' (PBR)
  • Phormium 'Bronze Baby'
  • Phormium 'Evening Glow' (v)
  • Phormium 'Flamingo' (v)
  • Phormium 'Jester' (v)
  • Phormium 'Pink Panther' (v)
  • Phormium 'Pink Stripe' (v)
  • Phormium 'Platt's Black'
  • Phormium 'Sundowner' (v)
  • Phormium 'Yellow Wave' (v)
  • Photinia davidiana 'Palette' (v)
  • Photinia serratifolia Pink Crispy = 'Oploo5' (PBR)
  • Photinia × fraseri Magical Volcano = 'Kolmavoca' (PBR)
  • Photinia × fraseri Pink Marble = 'Cassini' (v)
  • Photinia × fraseri 'Little Red Robin'
  • Photinia × fraseri 'Red Robin'
  • Phygelius × rectus Somerford Funfair Cream = 'Yapcre' (Somerford Funfair Series)
  • Phygelius × rectus Somerford Funfair Wine = 'Yapwin' (Somerford Funfair Series)
  • Phyllostachys aurea
  • Phyllostachys aurea 'Albovariegata' (v)
  • Phyllostachys aureosulcata f. aureocaulis
  • Phyllostachys aureosulcata f. spectabilis
  • Phyllostachys nigra
  • Physalis alkekengi var. franchetii
  • Physocarpus opulifolius Angel Gold = 'Minange' (PBR)
  • Physocarpus opulifolius Lady in Red = 'Tuilad' (PBR)
  • Physocarpus opulifolius Little Angel = 'Hoogi016' (PBR)
  • Physocarpus opulifolius 'Dart's Gold'
  • Physocarpus opulifolius 'Diabolo' (PBR)
  • Physostegia virginiana 'Rosea'
  • Physostegia virginiana var. speciosa 'Variegata' (v)
  • Picea abies
  • Picea glauca var. albertiana 'Alberta Globe'
  • Picea glauca var. albertiana 'Conica'
  • Picea glauca var. albertiana 'J.W. Daisy's White'
  • Picea glauca var. albertiana 'Lilliput'
  • Picea glauca var. albertiana 'Sander's Blue'
  • Picea mariana 'Nana'
  • Picea pungens (Glauca Group) 'Globosa'
  • Picea pungens (Glauca Group) 'Hoopsii'
  • Picea pungens (Glauca Group) 'Iseli Fastigiate'
  • Picea pungens (Glauca Group) 'Koster'
  • Picea pungens 'Blue Diamond'
  • Picea pungens 'Erich Frahm'
  • Picea pungens 'Fat Albert'
  • Picea pungens Glauca Group
  • Picea sitchensis 'Tenas'
  • Pieris japonica 'Bonfire'
  • Pieris japonica 'Carnaval' (v)
  • Pieris japonica 'Katsura' (PBR)
  • Pieris japonica 'Little Heath' (v)
  • Pieris japonica 'Little Heath Green'
  • Pieris japonica 'Mountain Fire'
  • Pieris japonica 'Ralto' (PBR)
  • Pieris japonica 'Valley Valentine'
  • Pieris 'Brouwer's Beauty'
  • Pieris 'Flaming Silver' (v)
  • Pieris 'Forest Flame'
  • Pileostegia viburnoides
  • Pimpinella major 'Rosea'
  • Pinus densiflora 'Low Glow'
  • Pinus heldreichii 'Smidtii'
  • Pinus mugo 'Carsten'
  • Pinus mugo 'Golden Glow'
  • Pinus mugo 'Laarheide'
  • Pinus mugo 'Mops'
  • Pinus mugo 'Ophir'
  • Pinus mugo 'Pal Maleter' (v)
  • Pinus mugo 'Picobello'
  • Pinus mugo 'Zundert'
  • Pinus patula
  • Pinus radiata Aurea Group
  • Pinus strobus 'Minima'
  • Pinus sylvestris 'Chantry Blue'
  • Pinus sylvestris 'Gold Coin'
  • Pinus × densithunbergii 'Jane Kluis'
  • Pittosporum tenuifolium 'Elizabeth' (m/v)
  • Pittosporum tenuifolium 'Gold Star'
  • Pittosporum tenuifolium 'Golf Ball' (PBR)
  • Pittosporum tenuifolium 'Irene Paterson' (m/v)
  • Pittosporum tenuifolium 'Limelight' (v)
  • Pittosporum tenuifolium 'Purpureum' (m)
  • Pittosporum tenuifolium 'Silver Queen' (f/v)
  • Pittosporum tenuifolium 'Tom Thumb'
  • Pittosporum tenuifolium 'Warnham Gold' (m)
  • Pittosporum tenuifolium 'Wrinkled Blue'
  • Pittosporum tobira
  • Pittosporum tobira 'Nanum'
  • Pittosporum tobira 'Variegatum' (v)
  • Pittosporum 'Garnettii' (v)
  • Platycladus orientalis 'Aurea Nana'
  • Platycladus orientalis 'Franky Boy'
  • Platycodon grandiflorus 'Astra Blue' (Astra Series)
  • Platycodon grandiflorus 'Astra Pink' (Astra Series)
  • Platycodon grandiflorus 'Astra White' (Astra Series)
  • Plectranthus caninus
  • Pleioblastus simonii
  • Pleioblastus simonii 'Variegatus' (v)
  • Plumbago auriculata
  • Podophyllum versipelle 'Spotty Dotty' (PBR) (v)
  • Podranea ricasoliana
  • Polemonium caeruleum
  • Polemonium caeruleum Brise d'Anjou = 'Blanjou' (PBR) (v)
  • Polemonium caeruleum subsp. caeruleum f. album
  • Polemonium reptans 'Stairway to Heaven' (PBR) (v)
  • Polemonium reptans 'Touch of Class' (PBR) (v)
  • Polemonium yezoense var. hidakanum Bressingham Purple = 'Polbress'
  • Polemonium 'Northern Lights'
  • Polygaloides chamaebuxus 'Grandiflora'
  • Polygonatum biflorum
  • Polygonatum × hybridum
  • Polypodium vulgare
  • Polystichum aculeatum
  • Polystichum braunii
  • Polystichum polyblepharum
  • Polystichum setiferum
  • Polystichum setiferum (Congestum Group) 'Congestum'
  • Polystichum setiferum (Divisilobum Group) 'Herrenhausen'
  • Polystichum tsussimense
  • Potentilla atrosanguinea
  • Potentilla fruticosa Danny Boy = 'Lissdan' (PBR)
  • Potentilla fruticosa Mango Tango = 'Uman' (PBR)
  • Potentilla fruticosa 'Abbotswood'
  • Potentilla fruticosa 'Chelsea Star'
  • Potentilla fruticosa 'Goldfinger'
  • Potentilla fruticosa 'Groneland'
  • Potentilla fruticosa 'Medicine Wheel Mountain'
  • Potentilla fruticosa 'Orangeade'
  • Potentilla fruticosa 'Pink Beauty' (PBR)
  • Potentilla fruticosa 'Red Lady' (PBR)
  • Potentilla fruticosa 'Vilmoriniana'
  • Potentilla nepalensis 'Miss Willmott'
  • Potentilla thurberi 'Monarch's Velvet'
  • Potentilla 'Gibson's Scarlet'
  • Pratia pedunculata 'County Park'
  • Primula auricula L. (Au)
  • Primula beesiana (Pf)
  • Primula bulleyana (Pf)
  • Primula denticulata (De)
  • Primula denticulata 'Rubin' (De)
  • Primula denticulata var. alba (De)
  • Primula elatior (Pr)
  • Primula florindae (Si)
  • Primula japonica 'Miller's Crimson' (Pf)
  • Primula japonica 'Postford White' (Pf)
  • Primula rosea 'Grandiflora' (Or)
  • Primula sikkimensis (Si)
  • Primula veris (Pr)
  • Primula vialii (So)
  • Primula vulgaris (Pr/Prim)
  • Primula 'Dark Rosaleen' (Pr/Poly)
  • Primula Gold-laced Group (Pr/Poly)
  • Primula Silver-laced Group (Pr/Poly)
  • Prostanthera cuneata
  • Prunus armeniaca 'Goldcot' (F)
  • Prunus armeniaca 'Tomcot' (F)
  • Prunus avium Celeste = 'Sumpaca' (PBR) (D)
  • Prunus avium 'Lapins' (F)
  • Prunus avium 'Merton Glory' (F)
  • Prunus avium 'Stella' (F)
  • Prunus avium 'Summer Sun' (D)
  • Prunus avium 'Sunburst' (D)
  • Prunus avium 'Sweetheart' (F)
  • Prunus cerasifera Crimson Pointe = 'Cripoizam'
  • Prunus cerasifera 'Nigra'
  • Prunus domestica 'Czar' (C)
  • Prunus domestica 'Kulinaria' (D)
  • Prunus domestica 'Laxton's Jubilee' (C/D)
  • Prunus domestica 'Oullins Gage' (C/D)
  • Prunus domestica 'Pershore' (C)
  • Prunus domestica 'Victoria' (D)
  • Prunus incisa 'Kojo-no-mai'
  • Prunus insititia 'Merryweather Damson' (C)
  • Prunus insititia 'Mirabelle Ruby' (C)
  • Prunus laurocerasus 'Castlewellan' (v)
  • Prunus laurocerasus 'Rotundifolia'
  • Prunus lusitanica
  • Prunus lusitanica 'Myrtifolia'
  • Prunus lusitanica 'Variegata' (v)
  • Prunus mume 'Beni-chidori'
  • Prunus nipponica var. kurilensis 'Brillant'
  • Prunus pendula 'Pendula Rubra'
  • Prunus persica 'Avalon Pride' (F)
  • Prunus sargentii 'Rancho'
  • Prunus serrula
  • Prunus spinosa
  • Prunus × blireana (d)
  • Prunus × cistena
  • Prunus × incam 'Okamé'
  • Prunus × subhirtella 'Autumnalis Rosea'
  • Prunus Frilly Frock = 'Fpmspl' (v)
  • Prunus 'Amanogawa'
  • Prunus 'Hally Jolivette'
  • Prunus 'Kanzan' (d)
  • Prunus 'Kiku-shidare-zakura'
  • Prunus 'Little Pink Perfection'
  • Prunus 'Pandora'
  • Prunus 'Royal Burgundy' (d)
  • Prunus 'Snow Goose'
  • Prunus 'Snow Showers'
  • Pseudosasa japonica
  • Pulmonaria rubra 'David Ward' (v)
  • Pulmonaria Opal = 'Ocupol'
  • Pulmonaria 'Blue Ensign'
  • Pulmonaria 'Dark Vader'
  • Pulmonaria 'Diana Clare'
  • Pulmonaria 'Majesté'
  • Pulmonaria 'Milky Way'
  • Pulmonaria 'Sissinghurst White'
  • Pulmonaria 'Trevi Fountain'
  • Pulmonaria 'Victorian Brooch' (PBR)
  • Pulsatilla rubra
  • Pulsatilla vulgaris
  • Pulsatilla vulgaris 'Alba'
  • Pyracantha coccinea 'Red Column'
  • Pyracantha rogersiana 'Flava'
  • Pyracantha 'Fiery Cascade'
  • Pyracantha 'Golden Charmer'
  • Pyracantha 'Sparkler' (v)
  • Pyracantha 'Teton'
  • Pyrus calleryana 'Chanticleer'
  • Pyrus communis Invincible = 'Delwinor' (D/C)
  • Pyrus communis 'Concorde' (D)
  • Pyrus communis 'Conference' (D)
  • Pyrus communis 'Obelisk' (D)
  • Pyrus salicifolia 'Pendula'
  • Quercus coccinea 'Splendens'
  • Quercus ilex
  • Quercus robur
  • Ranunculus acris 'Flore Pleno' (d)
  • Rehmannia Walberton's Magic Dragon = 'Walremadra' (PBR)
  • Reynoutria multiflora var. hypoleuca
  • Rhamnus alaternus 'Argenteovariegata' (v)
  • Rhaphithamnus spinosus
  • Rheum palmatum 'Atrosanguineum'
  • Rheum palmatum var. tanguticum
  • Rheum × hybridum 'Champagne'
  • Rheum × hybridum 'Holsteiner Blut'
  • Rheum × hybridum 'Raspberry Red'
  • Rheum × hybridum 'Timperley Early'
  • Rheum × hybridum 'Victoria'
  • Rheum 'Ace of Hearts'
  • Rhodanthemum gayanum 'Pretty in Pink'
  • Rhodanthemum 'Casablanca' (PBR) (Atlas Daisy Series)
  • Rhodanthemum 'Marrakech' (Atlas Daisy Series)
  • Rhodiola rosea
  • Rhodochiton atrosanguineus
  • Rhododendron luteum (A)
  • Rhododendron ponticum 'Variegatum' (v)
  • Rhododendron (Satsuki Group) 'Gumpo White' (EA)
  • Rhododendron 'Anah Kruschke'
  • Rhododendron 'Anna Baldsiefen'
  • Rhododendron 'Anneke' (A)
  • Rhododendron 'Anouk' (EA)
  • Rhododendron 'Arneson Gem' (A)
  • Rhododendron 'Blaauw's Pink' (Kurume) (EA)
  • Rhododendron 'Blue Danube' (EA)
  • Rhododendron 'Cannon's Double' (K/d)
  • Rhododendron 'Cherry Drops' (EA)
  • Rhododendron 'Cosmopolitan'
  • Rhododendron 'Cunningham's White'
  • Rhododendron 'Daviesii' (G)
  • Rhododendron 'Dreamland'
  • Rhododendron 'Fantastica'
  • Rhododendron 'Fireball' (K)
  • Rhododendron 'Georg Arends' (A)
  • Rhododendron 'Germania'
  • Rhododendron 'Gilbert Mullie' (EA)
  • Rhododendron 'Girard's Variegated Hot Shot' (EA/v)
  • Rhododendron 'Golden Eagle' (K)
  • Rhododendron 'Golden Torch'
  • Rhododendron 'Goldflimmer' (v)
  • Rhododendron 'Goldkrone'
  • Rhododendron 'Gomer Waterer'
  • Rhododendron 'Graziella'
  • Rhododendron 'Halfdan Lem'
  • Rhododendron 'Hino-crimson' (Kurume) (EA)
  • Rhododendron 'Homebush' (K/d)
  • Rhododendron 'Kalinka'
  • Rhododendron 'Klondyke' (K)
  • Rhododendron 'Mother's Day' (Kurume) (EA)
  • Rhododendron 'Orange King' (EA)
  • Rhododendron 'Praecox'
  • Rhododendron 'President Roosevelt' (v)
  • Rhododendron 'Princess Anne'
  • Rhododendron 'Red Jack'
  • Rhododendron 'Rocket'
  • Rhododendron 'Santa Maria' (EA)
  • Rhododendron 'Shamrock'
  • Rhododendron 'Shiko Lavender' (A)
  • Rhododendron 'Silver Queen' (EA)
  • Rhododendron 'Silver Sword' (EA/v)
  • Rhododendron 'Squirrel' (EA)
  • Rhododendron 'Titian Beauty'
  • Rhododendron 'Torchlight' (EA)
  • Rhododendron 'Vuyk's Rosyred' (Vuykiana) (EA)
  • Rhododendron 'Wombat' (EA)
  • Rhodohypoxis baurii
  • Rhodotypos scandens
  • Rhus typhina Radiance = 'Sinrus'
  • Ribes laurifolium 'Mrs Amy Doncaster'
  • Ribes laurifolium Rosemoor form
  • Ribes nigrum 'Ben Connan' (B)
  • Ribes nigrum 'Ben Lomond' (PBR) (B)
  • Ribes nigrum 'Big Ben' (PBR) (B)
  • Ribes odoratum
  • Ribes rubrum 'Laxton's Number One' (R)
  • Ribes rubrum 'Red Lake' (R)
  • Ribes rubrum 'Rovada' (R)
  • Ribes sanguineum White Icicle = 'Ubric'
  • Ribes sanguineum 'Koja'
  • Ribes sanguineum 'Poky's Pink'
  • Ribes sanguineum 'Pulborough Scarlet'
  • Ribes speciosum
  • Ribes uva-crispa 'Captivator' (C)
  • Ribes uva-crispa 'Hinnonmäki Röd' (C/D)
  • Ribes uva-crispa 'Invicta' (C/D)
  • Ribes uva-crispa 'Xenia' (D)
  • Ribes × beatonii
  • Robinia pseudoacacia 'Lace Lady' (PBR)
  • Rodgersia pinnata 'Chocolate Wing'
  • Rodgersia pinnata 'Elegans'
  • Rodgersia 'Bronze Peacock'
  • Romneya coulteri
  • Rosa banksiae 'Lutea' (Ra/d)
  • Rosa glauca Pourr. (S)
  • Rosa rugosa 'Rubra' (Ru)
  • Rosa xanthina 'Canary Bird' (S)
  • Rosa 'Étendard' (ClHT)
  • Rosa × odorata (Sanguinea Group) 'Bengal Crimson' (Ch)
  • Rosa × odorata 'Mutabilis' (Ch)
  • Rosa A Shropshire Lad = 'Ausled' (PBR) (S)
  • Rosa Absolutely Fabulous = 'Wekvossutono' (PBR) (F)
  • Rosa Alec's Red = 'Cored' (HT)
  • Rosa Birthday Boy = 'Tan97607' (PBR) (HT)
  • Rosa Birthday Girl = 'Meilasso' (F)
  • Rosa Blue for You = 'Pejamblu' (PBR) (F)
  • Rosa Blue Moon = 'Tannacht' (HT)
  • Rosa Bonica = 'Meidomonac' (GC)
  • Rosa Bridge of Sighs = 'Harglowing' (PBR) (Cl)
  • Rosa Burgundy Ice = 'Prose' (PBR) (F)
  • Rosa Carefree Days = 'Meirivoui' (PBR) (Patio)
  • Rosa Champagne Moment = 'Korvanaber' (PBR) (F)
  • Rosa Chandos Beauty = 'Harmisty' (PBR) (HT)
  • Rosa Charisma = 'Noa16071' (PBR) (HT)
  • Rosa Claire Austin = 'Ausprior' (PBR) (Cl)
  • Rosa Crème de la Crème = 'Gancre' (PBR) (ClHT)
  • Rosa Crimson Cascade = 'Fryclimbdown' (ClHT)
  • Rosa Crown Princess Margareta = 'Auswinter' (PBR) (Cl)
  • Rosa Darcey Bussell = 'Ausdecorum' (PBR) (S)
  • Rosa Dawn Chorus = 'Dicquasar' (HT)
  • Rosa Diamond Days = 'Hartribe' (PBR) (HT)
  • Rosa Dublin Bay = 'Macdub' (ClF)
  • Rosa Ebb Tide = 'Weksmopur' (PBR) (F)
  • Rosa Eye of the Tiger = 'Chewbullseye' (PBR) (persica hybrid) (S)
  • Rosa Eyes for You = 'Pejbigeye' (F)
  • Rosa Flower Carpet Amber = 'Noa97400a' (PBR) (GC)
  • Rosa Flower Carpet Gold = 'Noalesa' (PBR) (GC)
  • Rosa Flower Carpet Ruby (GC)
  • Rosa Flower Carpet White = 'Noaschnee' (GC)
  • Rosa Flower Power Gold = 'Fryneon' (Patio)
  • Rosa Flower Power = 'Frycassia' (PBR) (Patio)
  • Rosa For Your Eyes Only = 'Cheweyesup' (PBR) (S)
  • Rosa Fragrant Cloud = 'Tanellis' (HT)
  • Rosa Gentle Hermione = 'Ausrumba' (PBR) (S)
  • Rosa Gertrude Jekyll = 'Ausbord' (PBR) (S)
  • Rosa Ginger Syllabub = 'Harjolina' (PBR) (ClHT)
  • Rosa Gloriana = 'Chewpope' (PBR) (ClMin)
  • Rosa Golden Celebration = 'Ausgold' (PBR) (S)
  • Rosa Golden Wedding = 'Arokris' (F)
  • Rosa Graham Thomas = 'Ausmas' (S)
  • Rosa Guy's Gold = 'Harmatch' (PBR) (HT)
  • Rosa Happy Anniversary = 'Delpre' (F)
  • Rosa Happy Retirement = 'Tantoras' (PBR) (F)
  • Rosa Henri Matisse = 'Delstrobla' (F)
  • Rosa Hot Chocolate = 'Wekpaltlez' (F)
  • Rosa Ice Cream = 'Korzuri' (HT)
  • Rosa Iceberg = 'Korbin' (F)
  • Rosa Joie de Vivre = 'Korfloci 01' (PBR) (Patio/S)
  • Rosa Jubilee Celebration = 'Aushunter' (PBR) (S)
  • Rosa Keep Smiling = 'Fryflorida' (HT)
  • Rosa Kent = 'Poulcov' (Towne & Country Series) (S/GC)
  • Rosa Lady Marmalade = 'Hartiger' (PBR) (F)
  • Rosa Laura Ford = 'Chewarvel' (ClMin)
  • Rosa Lavender Ice = 'Tan04249' (PBR) (F)
  • Rosa Let's Celebrate = 'Fryraffles' (PBR) (F)
  • Rosa Lovely Bride = 'Meiratcan' (PBR) (Patio)
  • Rosa Loving Memory = 'Korgund81' (HT)
  • Rosa Lucky! = 'Frylucy' (F)
  • Rosa Mamma Mia! = 'Fryjolly' (PBR) (HT)
  • Rosa Margaret Merril = 'Harkuly' (F)
  • Rosa Mary Rose = 'Ausmary' (S)
  • Rosa Medley Ruby = 'Noa140715' (PBR) (Min)
  • Rosa Millie = 'Poulren013' (PBR) (Renaissance Series) (S)
  • Rosa Moment in Time = 'Korcastrav' (PBR) (F)
  • Rosa Mountbatten = 'Harmantelle' (F)
  • Rosa Munstead Wood = 'Ausbernard' (PBR) (S)
  • Rosa Nice Day = 'Chewsea' (PBR) (ClMin)
  • Rosa Night Owl = 'Wekpurosot' (Cl)
  • Rosa Nostalgia = 'Taneiglat' (PBR) (HT)
  • Rosa Olivia Rose Austin = 'Ausmixture' (PBR) (S)
  • Rosa Peace = 'Madame A. Meilland' (HT)
  • Rosa Peachy = 'Macrelea' (HT)
  • Rosa Penny Lane = 'Hardwell' (PBR) (ClHT)
  • Rosa Pink Flower Carpet = 'Noatraum' (GC)
  • Rosa Pretty Polly = 'Meitonje' (Min)
  • Rosa Purple Skyliner = 'Franwekpurp' (PBR) (ClS)
  • Rosa Rachel = 'Tangust' (PBR) (HT)
  • Rosa Remember Me = 'Cocdestin' (HT)
  • Rosa Remember = 'Poulht001' (PBR) (HT)
  • Rosa Remembrance = 'Harxampton' (F)
  • Rosa Rhapsody in Blue = 'Frantasia' (PBR) (S)
  • Rosa Ruby Anniversary = 'Harbonny' (PBR) (Patio)
  • Rosa Ruby Slippers = 'Weksactrumi' (Min)
  • Rosa Scarlet Patio = 'Kortingle' (Patio)
  • Rosa Scent from Heaven = 'Chewbabaluv' (ClHT)
  • Rosa Scent-sation = 'Fryromeo' (PBR) (HT)
  • Rosa Sexy Rexy = 'Macrexy' (F)
  • Rosa Sheila's Perfume = 'Harsherry' (F)
  • Rosa Showtime = 'Baitime' (ClS)
  • Rosa Shrimp Hit = 'Poulshrimp' (PBR) (Patio)
  • Rosa Silver Anniversary = 'Poulari' (HT)
  • Rosa Simply the Best = 'Macamster' (PBR) (HT)
  • Rosa Special Anniversary = 'Whastiluc' (PBR) (HT)
  • Rosa Strawberry Fayre = 'Arowillip' (Min/Patio)
  • Rosa Sugar and Spice = 'Peaallure' (PBR) (Patio)
  • Rosa Summer Wine = 'Korizont' (PBR) (ClHT)
  • Rosa Summertime = 'Chewlarmoll' (PBR) (ClPatio)
  • Rosa Sun Hit = 'Poulsun' (PBR) (PatioHit Series) (Min/Patio)
  • Rosa Sunny Sky = 'Koraruli' (PBR) (HT)
  • Rosa Sunrise = 'Kormarter' (S)
  • Rosa Sunseeker = 'Dicracer' (F/Patio)
  • Rosa Susan Williams-Ellis = 'Ausquirk' (PBR) (S)
  • Rosa Sweet Dream = 'Fryminicot' (Patio)
  • Rosa Sweet Magic = 'Dicmagic' (PBR) (Min/Patio)
  • Rosa Sweet Memories = 'Whamemo' (Patio)
  • Rosa The Pilgrim = 'Auswalker' (S)
  • Rosa The Poet's Wife = 'Auswhirl' (PBR) (S)
  • Rosa Tickled Pink = 'Fryhunky' (PBR) (F)
  • Rosa Times Past = 'Harhilt' (PBR) (ClHT)
  • Rosa Trumpeter = 'Mactru' (F)
  • Rosa Twice in a Blue Moon = 'Tan96138' (PBR) (HT)
  • Rosa Valentine Heart = 'Dicogle' (F)
  • Rosa Velvet Fragrance = 'Fryperdee' (HT)
  • Rosa Warm Welcome = 'Chewizz' (ClMin)
  • Rosa Wildfire = 'Fryessex' (PBR) (Patio)
  • Rosa Winchester Cathedral = 'Auscat' (S)
  • Rosa You're Beautiful = 'Fryracy' (PBR) (F)
  • Rosa 'Albertine' (Ra)
  • Rosa 'Alibaba' (PBR) (ClHT)
  • Rosa 'Aloha' (ClHT)
  • Rosa 'Alpine Sunset' (HT)
  • Rosa 'American Pillar' (Ra)
  • Rosa 'Arthur Bell' (F)
  • Rosa 'Ballerina' (HM/Poly)
  • Rosa 'Cardinal de Richelieu' (G)
  • Rosa 'Climbing Étoile de Hollande' (ClHT)
  • Rosa 'Climbing Arthur Bell' (ClF)
  • Rosa 'Climbing Ena Harkness' (ClHT)
  • Rosa 'Climbing Iceberg' (ClF)
  • Rosa 'Compassion' (ClHT)
  • Rosa 'English Miss' (F)
  • Rosa 'Excelsa' (Ra)
  • Rosa 'Gardeners' Glory' (PBR) (ClHT)
  • Rosa 'Golden Showers' (Cl)
  • Rosa 'Just Joey' (HT)
  • Rosa 'Korresia' (F)
  • Rosa 'Madame Alfred Carrière' (N)
  • Rosa 'New Dawn' (Cl)
  • Rosa 'Paul's Himalayan Musk' (Ra)
  • Rosa 'Pink Perpétué' (Cl)
  • Rosa 'Rambling Rector' (Ra)
  • Rosa 'Raspberry Royale' (F/Patio)
  • Rosa 'Roseraie de l'Hay' (Ru)
  • Rosa 'Souvenir du Docteur Jamain' (ClHP)
  • Rosa 'Star Performer' (PBR) (ClPatio)
  • Rosa 'Veilchenblau' (Ra)
  • Rosa 'Wedding Day' (Ra)
  • Rosa 'White Patio' (Min/Patio)
  • Rosa 'Yellow Patio' (Min/Patio)
  • Rosa 'Zéphirine Drouhin' (Bb)
  • Roscoea purpurea
  • Roscoea purpurea f. rubra 'Gurkha Redstem'
  • Roscoea purpurea 'Spice Island'
  • Roscoea 'Kew Beauty'
  • Rubus cockburnianus 'Goldenvale'
  • Rubus fruticosus agg. 'Apache' (B)
  • Rubus fruticosus agg. 'Karaka Black' (PBR) (B)
  • Rubus fruticosus agg. 'Loch Tay' (PBR) (B) AGM
  • Rubus fruticosus agg. 'Navaho' (B)
  • Rubus fruticosus agg. 'Oregon Thornless' (B)
  • Rubus fruticosus agg. 'Ouachita' (PBR) (B)
  • Rubus fruticosus agg. 'Reuben' (PBR) (B)
  • Rubus henryi
  • Rubus idaeus Ruby Beauty = 'Nr7' (PBR) (F)
  • Rubus idaeus 'Alpengold' (PBR) (F)
  • Rubus idaeus 'Autumn Bliss' (F)
  • Rubus idaeus 'Glen Ample' (PBR) (F)
  • Rubus idaeus 'Glen Clova' (F)
  • Rubus idaeus 'Glen Prosen' (PBR) (F)
  • Rubus idaeus 'Tulameen' (F)
  • Rubus phoenicolasius
  • Rubus thibetanus
  • Rubus × loganobaccus thornless (F)
  • Rubus (Tayberry Group) 'Medana Tayberry' (F)
  • Rubus 'Betty Ashburner'
  • Rudbeckia fulgida 'Little Goldstar' (PBR)
  • Rudbeckia fulgida var. deamii
  • Rudbeckia fulgida var. fulgida
  • Rudbeckia fulgida var. sullivantii 'Goldsturm'
  • Rudbeckia laciniata 'Goldquelle' (d)
  • Rudbeckia laciniata 'Herbstsonne'
  • Rudbeckia laciniata 'Juligold'
  • Rudbeckia subtomentosa 'Little Henry' (PBR)
  • Rudbeckia Summerina Brown = 'Et Rdb 03' (PBR) (Summerina Series)
  • Rudbeckia Summerina Orange = 'Et Rdb 01' (PBR) (Summerina Series)
  • Rudbeckia Summerina Yellow = 'Et Rdb 02' (PBR) (Summerina Series)
  • Rudbeckia Tiger Eye Gold = 'Syntigeygol'
  • Sagina subulata var. glabrata 'Aurea'
  • Salix alba var. vitellina 'Yelverton'
  • Salix babylonica 'Crispa'
  • Salix caprea 'Kilmarnock' (m)
  • Salix integra 'Flamingo' (PBR)
  • Salix integra 'Hakuro-nishiki' (v)
  • Salix × sepulcralis 'Erythroflexuosa' (m)
  • Salix × sepulcralis var. chrysocoma
  • Salvia elegans 'Scarlet Pineapple'
  • Salvia farinacea 'Rhea'
  • Salvia farinacea 'Strata'
  • Salvia greggii 'Desert Blaze' (v)
  • Salvia guaranitica 'Black and Blue'
  • Salvia nemorosa Marcus = 'Haeumanarc' (PBR)
  • Salvia nemorosa Sensation Deep Rose Improved (Sensation Series)
  • Salvia nemorosa 'Caradonna'
  • Salvia nemorosa 'Ostfriesland'
  • Salvia officinalis
  • Salvia officinalis 'Icterina' (v)
  • Salvia officinalis 'Purpurascens'
  • Salvia officinalis 'Tricolor' (v)
  • Salvia patens 'Patio Deep Blue' (Patio Series)
  • Salvia pratensis 'Indigo'
  • Salvia rosmarinus (Albiflora Group) 'Lady in White' (Ro)
  • Salvia rosmarinus (Angustifolia Group) 'Benenden Blue' (Ro)
  • Salvia rosmarinus (Ro)
  • Salvia rosmarinus Albiflora Group (Ro)
  • Salvia rosmarinus 'Green Ginger' (Ro)
  • Salvia rosmarinus 'Miss Jessopp's Upright' (Ro)
  • Salvia rosmarinus Prostrata Group (Ro)
  • Salvia rosmarinus 'Rosea' (Ro)
  • Salvia uliginosa
  • Salvia uliginosa 'Ballon Azul'
  • Salvia × superba 'Adrian'
  • Salvia × sylvestris Blue Marvel = 'Balsalarv' (PBR)
  • Salvia × sylvestris Lyrical Rose = 'Balyricose' (PBR) (Lyrical Series)
  • Salvia × sylvestris 'Blaukönigin'
  • Salvia × sylvestris 'Mainacht'
  • Salvia × sylvestris 'Rose Queen'
  • Salvia Ember's Wish = 'Sal 0101' (PBR)
  • Salvia Love and Wishes = 'Serendip6' (PBR)
  • Salvia Mystic Spires Blue = 'Balsalmisp' (PBR)
  • Salvia 'Amistad' (PBR)
  • Salvia 'Blue Note' (PBR)
  • Salvia 'Blue Spire' (Pe)
  • Salvia 'Filigran' (Pe)
  • Salvia 'Hot Lips'
  • Salvia 'Little Spire' (PBR) (Pe)
  • Salvia 'Nachtvlinder'
  • Salvia 'Nuchi'
  • Salvia 'Royal Bumble'
  • Salvia 'Silas Dyson'
  • Salvia 'Wendy's Wish' (PBR)
  • Sambucus nigra Golden Tower = 'Jdeboer001' (PBR)
  • Sambucus nigra f. laciniata
  • Sambucus nigra f. porphyrophylla Black Tower = 'Eiffel 1' (PBR)
  • Sambucus nigra f. porphyrophylla 'Eva' (PBR)
  • Sambucus nigra f. porphyrophylla 'Gerda' (PBR)
  • Sambucus nigra 'Madonna' (v)
  • Sambucus racemosa 'Sutherland Gold'
  • Sambucus Welsh Gold = 'Walfinb' (PBR)
  • Sanguisorba menziesii
  • Sanguisorba obtusa
  • Sanguisorba 'Little Angel'
  • Sanguisorba 'Pink Tanna'
  • Santolina chamaecyparissus
  • Santolina chamaecyparissus 'Pretty Carroll'
  • Santolina pinnata subsp. neapolitana 'Edward Bowles'
  • Santolina rosmarinifolia 'Lemon Fizz'
  • Saponaria ocymoides
  • Sarcococca confusa
  • Sarcococca hookeriana Winter Gem = 'Pmoore03' (PBR)
  • Sarcococca hookeriana var. digyna
  • Sarcococca hookeriana var. digyna 'Purple Stem'
  • Sarcococca hookeriana var. humilis
  • Sarcococca orientalis
  • Sarcococca ruscifolia var. chinensis 'Dragon Gate'
  • Sarcococca wallichii
  • Sassafras albidum
  • Saxifraga umbrosa (11)
  • Saxifraga (Mossy Group) 'Findling' (15)
  • Saxifraga (Mossy Group) 'Four Winds' (15)
  • Saxifraga (Mossy Group) 'Gleborg' (15)
  • Saxifraga (Mossy Group) 'Golden Falls' (15/v)
  • Saxifraga (Mossy Group) 'Knapton Pink' (15)
  • Saxifraga (Mossy Group) 'Peter Pan' (15)
  • Saxifraga Black Ruby (fortunei) (5)
  • Saxifraga Cheap Confections (fortunei) (5)
  • Saxifraga Touran Red = 'Saxz0006' (× arendsii) (15)
  • Saxifraga Touran White Improved = 'Saxz0004' (PBR)arendsii) (15)
  • Saxifraga 'Aureopunctata' (× urbium) (11/v)
  • Saxifraga 'Cloth of Gold' (exarata subsp. moschata) (15)
  • Saxifraga 'Elf Rose' (15)
  • Saxifraga 'Gaiety' (15)
  • Saxifraga Mossy Group pink-flowered (15)
  • Saxifraga Mossy Group red-flowered (15)
  • Saxifraga 'Pixie' (15)
  • Saxifraga 'Rockrose' (PBR)arendsii) (15)
  • Saxifraga 'Schelleri' (× petraschii) (7)
  • Saxifraga 'Silver Cushion' (15/v)
  • Saxifraga Southside Seedling Group (8)
  • Saxifraga 'Sprite' (15)
  • Saxifraga 'Stansfieldii' (rosacea) (15)
  • Saxifraga 'Triumph' (× arendsii) (15)
  • Saxifraga 'Variegata' (cuneifolia) (11/v)
  • Saxifraga 'White Pixie' (15)
  • Scabiosa atropurpurea 'Chile Black'
  • Scabiosa caucasica 'Perfecta Alba' (Perfecta Series)
  • Scabiosa caucasica Perfecta Series
  • Scabiosa columbaria subsp. ochroleuca
  • Scabiosa columbaria subsp. ochroleuca 'Moon Dance'
  • Scabiosa 'Butterfly Blue'
  • Scabiosa Kudo Series
  • Scabiosa 'Pink Mist'
  • Schizachyrium scoparium 'Prairie Blues'
  • Schizophragma hydrangeoides
  • Schizophragma hydrangeoides 'Rose Sensation'
  • Schizophragma hydrangeoides var. concolor 'Moonlight'
  • Sciadopitys verticillata
  • Sedum acre 'Aureum'
  • Sedum acre 'Golden Queen'
  • Sedum album 'Coral Carpet'
  • Sedum kamtschaticum var. floriferum 'Weihenstephaner Gold'
  • Sedum kamtschaticum var. kamtschaticum 'Variegatum' (v)
  • Sedum rupestre 'Angelina'
  • Sedum sedoides var. album
  • Sedum spathulifolium 'Cape Blanco'
  • Sedum spathulifolium 'Purpureum'
  • Sedum spurium 'Ruby Mantle'
  • Sedum spurium 'Tricolor' (v)
  • Sedum 'Gold Mound'
  • Semiaquilegia 'Sugar Plum Fairy'
  • Semiarundinaria yashadake f. kimmei
  • Sempervivum arachnoideum
  • Sempervivum calcareum
  • Sempervivum 'Blood Tip'
  • Sempervivum 'Blue Boy'
  • Sempervivum 'Rubin'
  • Sesleria argentea
  • Sesleria caerulea
  • Sidalcea 'Elsie Heugh'
  • Sidalcea 'Little Princess' (PBR)
  • Sidalcea 'Loveliness'
  • Sidalcea 'Party Girl'
  • Sidalcea 'Sussex Beauty'
  • Sidalcea 'Wine Red'
  • Silene acaulis 'Mount Snowdon'
  • Silene dioica
  • Silene dioica 'Rollie's Favorite' (PBR)
  • Silene uniflora 'Druett's Variegated' (v)
  • Sisyrinchium idahoense var. bellum 'Rocky Point'
  • Sisyrinchium striatum 'Aunt May' (v)
  • Sisyrinchium 'E.K. Balls'
  • Sisyrinchium 'Sapphire'
  • Skimmia japonica 'Fragrans' (m)
  • Skimmia japonica 'Magic Marlot' (PBR) (m/v)
  • Skimmia japonica 'Marlot' (m)
  • Skimmia japonica 'Nymans' (f)
  • Skimmia japonica 'Olympic Flame' (f)
  • Skimmia japonica 'Pabella' (PBR) (f)
  • Skimmia japonica 'Rubella' (m)
  • Skimmia japonica subsp. reevesiana
  • Skimmia japonica 'Tansley Gem' (f)
  • Skimmia japonica 'Veitchii' (f)
  • Skimmia japonica 'Wakehurst White' (f)
  • Skimmia × confusa 'Kew Green' (m)
  • Solanum crispum 'Glasnevin'
  • Solanum laxum 'Album'
  • Soldanella 'Spring Symphony'
  • Solidago × luteus 'Lemore'
  • Solidago 'Cloth of Gold'
  • Solidago 'Golden Dwarf'
  • Solidago 'Ledsham'
  • Sollya heterophylla
  • Sollya heterophylla 'Alba'
  • Sollya heterophylla 'Pink Charmer'
  • Sophora davidii
  • Sophora molloyi 'Dragon's Gold'
  • Sophora Sun King = 'Hilsop' (PBR)
  • Sophora 'Little Baby'
  • Sorbaria sorbifolia 'Sem' (PBR)
  • Sorbus aria 'Lutescens'
  • Sorbus aucuparia
  • Sorbus cashmiriana Hedl.
  • Sorbus pseudohupehensis
  • Sorbus sargentiana
  • Sorbus scalaris ambig.
  • Sorbus torminalis
  • Sorbus ulleungensis 'Olympic Flame'
  • Sorbus Autumn Spire = 'Flanrock'
  • Sorbus 'John Mitchell'
  • Sorbus 'Joseph Rock'
  • Sphaeralcea 'Childerley'
  • Sphaeralcea 'Newleaze Coral'
  • Spiraea betulifolia 'Tor Gold' (PBR)
  • Spiraea japonica Double Play Artisan = 'Galen' (Double Play Series)
  • Spiraea japonica Double Play Gold = 'Yan' (Double Play Series)
  • Spiraea japonica Magic Carpet = 'Walbuma' (PBR) (v)
  • Spiraea japonica 'Anthony Waterer' (v)
  • Spiraea japonica 'Candlelight'
  • Spiraea japonica 'Genpei'
  • Spiraea japonica 'Goldflame'
  • Spiraea japonica 'White Gold' (PBR)
  • Spiraea nipponica 'Snowmound'
  • Spiraea thunbergii 'Golden Times'
  • Spiraea × vanhouttei 'Pink Ice' (v)
  • Spiraea 'Arguta'
  • Spiranthes odorata 'Chadd's Ford'
  • Stachys byzantina
  • Stachys byzantina 'Big Ears'
  • Stachys byzantina 'Silver Carpet'
  • Stachyurus chinensis 'Celina'
  • Stachyurus chinensis 'Joy Forever' (v)
  • Stachyurus praecox
  • Stachyurus salicifolius
  • Stapelia
  • Stauntonia hexaphylla
  • Stewartia pseudocamellia
  • Stipa gigantea
  • Stipa tenuissima
  • Stokesia laevis 'Blue Star'
  • Stokesia laevis 'Klaus Jelitto'
  • Stokesia laevis 'Purple Parasols'
  • Strobilanthes attenuata
  • Styphnolobium japonicum 'China Gold'
  • Styrax japonicus
  • Symphoricarpos Magical Candy = 'Kolmcan' (PBR)
  • Symphoricarpos Magical Galaxy = 'Kolmgala' (PBR)
  • Symphoricarpos Magical Sweet = 'Kolmaswet' (PBR)
  • Symphyotrichum lateriflorum 'Prince'
  • Symphyotrichum novae-angliae 'Andenken an Alma Pötschke'
  • Symphyotrichum novae-angliae 'Harrington's Pink'
  • Symphyotrichum novae-angliae 'Herbstschnee'
  • Symphyotrichum novi-belgii Bahamas = 'Dasone' (Island Series)
  • Symphyotrichum novi-belgii Barbados = 'Dastwo' (Island Series)
  • Symphyotrichum novi-belgii Samoa = 'Dasthree' (Island Series)
  • Symphyotrichum novi-belgii Tonga = 'Dasfour' (Island Series)
  • Symphyotrichum novi-belgii 'Crimson Brocade'
  • Symphyotrichum novi-belgii 'Lady in Blue'
  • Symphyotrichum novi-belgii 'Winston S. Churchill'
  • Symphyotrichum 'Little Carlow' (cordifolium hybrid)
  • Symphytum officinale
  • Symphytum 'Goldsmith' (v)
  • Symphytum 'Hidcote Blue'
  • Syringa emodi 'Elegantissima' (v)
  • Syringa meyeri 'Palibin'
  • Syringa pubescens subsp. microphylla 'Superba'
  • Syringa pubescens subsp. patula 'Miss Kim'
  • Syringa vulgaris 'Andenken an Ludwig Späth'
  • Syringa vulgaris 'Charles Joly' (d)
  • Syringa vulgaris 'Katherine Havemeyer' (d)
  • Syringa vulgaris 'Lila Wonder' (PBR)
  • Syringa vulgaris 'Madame Lemoine' (d)
  • Syringa vulgaris 'Président Grévy' (d)
  • Syringa vulgaris 'Primrose'
  • Syringa vulgaris 'Sensation'
  • Syringa × josiflexa 'Bellicent'
  • Syringa Bloomerang Dark Purple = 'Smsjbp7' (PBR)
  • Syringa 'Pink Perfume' (PBR)
  • Tamarix ramosissima 'Pink Cascade'
  • Tasmannia lanceolata
  • Taxodium distichum
  • Taxus baccata
  • Taxus baccata 'David'
  • Taxus baccata 'Elegantissima' (f/v)
  • Taxus baccata 'Fastigiata' (f)
  • Taxus baccata 'Fastigiata Aureomarginata' (m/v)
  • Taxus baccata 'Fastigiata Robusta' (f)
  • Taxus baccata 'Semperaurea' (m)
  • Taxus baccata 'Standishii' (f)
  • Tetrapanax papyrifer 'Rex'
  • Teucrium fruticans
  • Teucrium fruticans 'Azureum'
  • Teucrium fruticans 'Compactum'
  • Teucrium × lucidrys
  • Teucrium × lucidrys 'Lucky Gold' (PBR)
  • Thalictrum delavayi 'Hewitt's Double' (d)
  • Thalictrum flavum subsp. glaucum
  • Thalictrum flavum subsp. glaucum 'Ruth Lynden-Bell'
  • Thalictrum 'Anne' (PBR)
  • Thalictrum 'Black Stockings'
  • Thalictrum 'Elin'
  • Thuja occidentalis Fire Chief = 'Congabe' (PBR)
  • Thuja occidentalis Golden Smaragd = 'Janed Gold' (PBR)
  • Thuja occidentalis 'Amber Glow'
  • Thuja occidentalis 'Anniek' (PBR)
  • Thuja occidentalis 'Brobeck's Tower'
  • Thuja occidentalis 'Danica'
  • Thuja occidentalis 'Filips Magic Moment' (PBR)
  • Thuja occidentalis 'Golden Anne' (PBR)
  • Thuja occidentalis 'Golden Tuffet'
  • Thuja occidentalis 'Jantar' (PBR)
  • Thuja occidentalis 'Konfettii' (v)
  • Thuja occidentalis 'Rheingold'
  • Thuja occidentalis 'Smaragd'
  • Thuja occidentalis 'Starstruck'
  • Thuja occidentalis 'Teddy'
  • Thuja plicata Goldy = '4ever' (PBR)
  • Thuja plicata 'Rogersii'
  • Thuja plicata 'Whipcord'
  • Thuja plicata 'Zebrina' (v)
  • Thunbergia alata
  • Thymus pulegioides 'Bertram Anderson'
  • Thymus pulegioides 'Foxley' (v)
  • Thymus serpyllum 'Pink Chintz'
  • Thymus serpyllum 'Russetings'
  • Thymus vulgaris
  • Thymus Coccineus Group
  • Thymus 'Doone Valley' (v)
  • Thymus 'Hartington Silver' (v)
  • Thymus 'Lemon Curd'
  • Thymus 'Lemon Variegated' (v)
  • Thymus 'Peter Davis'
  • Thymus 'Silver Posie'
  • Tiarella 'Iron Butterfly' (PBR) (v)
  • Tiarella 'Mystic Mist' (PBR) (v)
  • Tiarella 'Pink Skyrocket' (PBR)
  • Tiarella 'Skid's Variegated' (v)
  • Tiarella 'Spring Symphony' (PBR)
  • Tibouchina organensis
  • Toona sinensis 'Flamingo' (v)
  • Trachelospermum asiaticum
  • Trachelospermum asiaticum 'Golden Memories'
  • Trachelospermum asiaticum 'Ogon-nishiki' (v)
  • Trachelospermum jasminoides
  • Trachelospermum jasminoides Star of Toscana = 'Selbra' (PBR)
  • Trachelospermum jasminoides var. pubescens 'Japonicum'
  • Trachelospermum jasminoides 'Variegatum' (v)
  • Trachelospermum jasminoides 'Wilsonii'
  • Trachycarpus fortunei
  • Tradescantia (Andersoniana Group) 'Purple Dome'
  • Tradescantia (Andersoniana Group) 'Sweet Kate'
  • Tradescantia (Andersoniana Group) 'Zwanenburg Blue'
  • Tricyrtis hirta 'Albomarginata' (v)
  • Tricyrtis hirta 'Miyazaki'
  • Tricyrtis hirta 'Taiwan Atrianne'
  • Tricyrtis Hototogisu
  • Trifolium repens 'Purpurascens'
  • Trollius chinensis 'Golden Queen'
  • Trollius × cultorum 'Alabaster'
  • Trollius × cultorum 'New Moon'
  • Trollius × cultorum 'Taleggio'
  • Trollius 'Dancing Flame'
  • Tropaeolum tuberosum
  • Tulbaghia violacea 'Silver Lace' (v)
  • Tulbaghia 'Purple Eye'
  • Ugni molinae 'Butterball'
  • Ugni molinae 'Flambeau' (v)
  • Ulmus × hollandica 'Dampieri Aurea'
  • Uncinia rubra
  • Uncinia rubra 'Belinda's Find' (PBR)
  • Uvularia grandiflora
  • Vaccinium corymbosum 'Blauweiss-Goldtraube' (F)
  • Vaccinium corymbosum 'Bluecrop' (F)
  • Vaccinium corymbosum 'Bluegold' (F)
  • Vaccinium corymbosum 'Bluetta' (F)
  • Vaccinium corymbosum 'Jersey' (F)
  • Vaccinium corymbosum 'Stanley' (F)
  • Vaccinium glaucoalbum
  • Vaccinium macrocarpon 'Pilgrim' (F)
  • Vaccinium 'Bluejay' (F)
  • Vaccinium 'Brigitta' (F)
  • Vaccinium 'Earliblue' (F)
  • Vaccinium 'Northland' (F)
  • Vaccinium 'Pink Lemonade' (F)
  • Vaccinium 'Sunshine Blue' (F)
  • Valeriana phu 'Aurea'
  • Verbascum bombyciferum 'Arctic Snow'
  • Verbascum phoeniceum
  • Verbascum (Cotswold Group) 'Gainsborough'
  • Verbascum 'Caribbean Crush'
  • Verbascum 'Christo's Yellow Lightning'
  • Verbascum 'Jester'
  • Verbena bonariensis
  • Verbena bonariensis 'Lollipop' (PBR)
  • Verbena officinalis var. grandiflora 'Bampton'
  • Verbena rigida
  • Vernonia arkansana 'Mammuth'
  • Veronica gentianoides
  • Veronica gentianoides 'Mountain Breeze'
  • Veronica gentianoides 'Tissington White'
  • Veronica longifolia 'Charlotte' (PBR) (v)
  • Veronica longifolia 'Marietta' (PBR)
  • Veronica prostrata 'Spode Blue'
  • Veronica prostrata 'Trehane'
  • Veronica spicata 'Glory' (PBR)
  • Veronica spicata 'Rotfuchs'
  • Veronica spicata 'Ulster Blue Dwarf'
  • Veronica umbrosa 'Georgia Blue'
  • Veronica 'Baby Doll' (PBR)
  • Veronicastrum virginicum 'Album'
  • Veronicastrum virginicum f. roseum 'Pink Glow'
  • Veronicastrum virginicum 'Fascination'
  • Veronicastrum virginicum 'Lavendelturm'
  • Veronicastrum 'Red Arrows'
  • Vesalea floribunda
  • Viburnum carlesii 'Aurora'
  • Viburnum carlesii 'Diana'
  • Viburnum cinnamomifolium
  • Viburnum davidii
  • Viburnum davidii (f)
  • Viburnum davidii (m)
  • Viburnum farreri 'Candidissimum'
  • Viburnum nudum 'Pink Beauty'
  • Viburnum opulus 'Aureum'
  • Viburnum opulus 'Compactum'
  • Viburnum opulus 'Roseum'
  • Viburnum opulus 'Xanthocarpum'
  • Viburnum plicatum f. plicatum 'Grandiflorum'
  • Viburnum plicatum f. plicatum 'Popcorn'
  • Viburnum plicatum f. tomentosum
  • Viburnum plicatum f. tomentosum Kilimanjaro = 'Jww1' (PBR)
  • Viburnum plicatum f. tomentosum 'Mariesii'
  • Viburnum plicatum f. tomentosum 'Nanum Semperflorens'
  • Viburnum plicatum f. tomentosum 'Pink Beauty'
  • Viburnum plicatum f. tomentosum 'Summer Snowflake'
  • Viburnum sargentii 'Onondaga'
  • Viburnum tinus
  • Viburnum tinus Spirit = 'Anvi' (PBR)
  • Viburnum tinus 'Eve Price'
  • Viburnum tinus 'Gwenllian'
  • Viburnum tinus 'Lisarose' (PBR)
  • Viburnum tinus 'Peter's Purple'
  • Viburnum tinus 'Variegatum' (v)
  • Viburnum × bodnantense 'Dawn'
  • Viburnum × burkwoodii
  • Viburnum × burkwoodii 'Anne Russell'
  • Viburnum × burkwoodii 'Park Farm Hybrid'
  • Viburnum × carlcephalum
  • Viburnum × globosum 'Jermyns Globe'
  • Viburnum × hillieri 'Winton'
  • Viburnum 'Eskimo'
  • Viburnum 'Le Bois Marquis' (PBR)
  • Vinca difformis 'Jenny Pym'
  • Vinca difformis 'Ruby Baker'
  • Vinca difformis 'Snowmound'
  • Vinca major 'Maculata' (v)
  • Vinca major 'Variegata' (v)
  • Vinca minor 'Atropurpurea'
  • Vinca minor 'Azurea Flore Pleno' (d)
  • Vinca minor 'Bowles's Variety'
  • Vinca minor f. alba 'Gertrude Jekyll'
  • Vinca minor 'Illumination' (v)
  • Vinca minor 'Ralph Shugert' (v)
  • Viola 'Buttercup' (Vtta)
  • Viola 'Columbine' (Va)
  • Viola 'Dawn' (Vtta)
  • Viola 'Elaine Quin' (Va)
  • Viola 'Etain' (Va)
  • Viola 'Heartthrob' (v)
  • Viola 'Irish Molly' (Va)
  • Viola 'Jackanapes' (Va)
  • Viola 'Janet' (Va)
  • Viola 'Martin' (Va)
  • Viola 'Molly Sanderson' (Va)
  • Viola 'Mrs Lancaster' (Va)
  • Viola 'Rebecca' (Vtta)
  • Viola 'Tiger Eyes' (Va)
  • Viola 'Zoe' (Vtta)
  • Vitex agnus-castus f. alba
  • Vitex agnus-castus f. latifolia
  • Vitis coignetiae
  • Vitis vinifera 'Dornfelder' (O/R)
  • Vitis vinifera 'Flame Seedless' (G/O/R/S)
  • Vitis vinifera 'Lakemont' (O/W/S)
  • Vitis vinifera 'Müller-Thurgau' (O/W)
  • Vitis vinifera 'Madeleine Angevine' (O/W)
  • Vitis vinifera 'Madeleine Silvaner' (O/W)
  • Vitis vinifera 'Purpurea' (O/B)
  • Vitis vinifera 'Schiava Grossa' (G/B/D)
  • Vitis vinifera 'Siegerrebe' (O/W/D)
  • Vitis 'Brant' (O/B)
  • Vitis 'Fragola' (O/R)
  • Vitis 'Muscat Bleu' (O/B)
  • Vitis 'Phönix' (O/W)
  • Vitis 'Regent' (PBR) (O/B)
  • Waldsteinia ternata
  • Weigela florida Magical Rainbow = 'Kolmagira' (PBR)
  • Weigela florida Minor Black = 'Verweig 3' (PBR)
  • Weigela florida Monet = 'Verweig' (PBR) (v)
  • Weigela middendorffiana
  • Weigela All Summer Red = 'Slingco 1' (PBR)
  • Weigela Black and White = 'Courtacad1' (PBR)
  • Weigela Briant Rubidor = 'Olympiade' (v)
  • Weigela Pink Poppet = 'Plangen' (PBR)
  • Weigela 'Florida Variegata' (v)
  • Weigela 'Praecox Variegata' (v)
  • Westringia 'Wynyabbie Gem'
  • Wisteria brachybotrys f. albiflora 'Shiro-kapitan'
  • Wisteria brachybotrys 'Showa-beni'
  • Wisteria floribunda f. alba 'Shiro-noda'
  • Wisteria floribunda f. multijuga
  • Wisteria floribunda f. rosea 'Hon-beni'
  • Wisteria floribunda 'Kokuryu'
  • Wisteria floribunda 'Kuchi-beni'
  • Wisteria floribunda 'Lawrence'
  • Wisteria floribunda 'Yae-kokuryu' (d)
  • Wisteria frutescens 'Amethyst Falls' (PBR)
  • Wisteria sinensis 'Prolific'
  • Wisteria sinensis var. sinensis f. alba
  • Wisteria × formosa 'Caroline'
  • Wollemia nobilis
  • Woodsia obtusa
  • Woodwardia fimbriata
  • Xanthoceras sorbifolium
  • Yucca filamentosa 'Color Guard' (v)
  • Yucca gloriosa 'Variegata' (v)
  • Zaluzianskya ovata
  • Zantedeschia aethiopica 'Crowborough'
  • Zantedeschia 'Captain Murano' (PBR) (Captain Series)
  • Zantedeschia 'Captain Prado' (PBR) (Captain Series)
  • Zelkova serrata 'Kiwi Sunset' (PBR)
  • Zenobia pulverulenta 'Blue Sky'
  • Zenobia pulverulenta 'Raspberry Ripple'

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