• 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

  • × Phylliopsis hillieri 'Askival'
  • × Phylliopsis hillieri 'Pinocchio'
  • × Phylliopsis 'Swanhilde'
  • Abies pinsapo
  • Acis nicaeensis
  • Aethionema 'Warley Rose'
  • Allium carinatum subsp. pulchellum
  • Allium cyathophorum var. farreri
  • Allium flavum
  • Allium mairei var. amabile
  • Allium stellerianum var. kurilense
  • Andromeda polifolia 'Macrophylla'
  • Androsace studiosorum 'Chumbyi'
  • Androsace villosa var. jacquemontii
  • Aquilegia discolor
  • Arisaema amurense
  • Athrotaxis cupressoides
  • Brimeura amethystina
  • Campanula 'Covadonga'
  • Cassiope lycopodioides 'Beatrice Lilley'
  • Cassiope mertensiana var. gracilis
  • Cassiope selaginoides
  • Cassiope 'Edinburgh'
  • Cassiope 'Muirhead'
  • Clematis marata
  • Clematis petriei
  • Colchicum agrippinum
  • Colchicum corsicum
  • Convallaria majalis 'Variegata' (v)
  • Coprosma brunnea (f)
  • Coprosma brunnea (m)
  • Coprosma depressa
  • Coprosma petriei
  • Coprosma petriei 'White Pearls'
  • Corydalis malkensis
  • Crassula ovata
  • Cyclamen cyprium 'E.S.'
  • Cyclamen graecum
  • Cyclamen hederifolium var. hederifolium f. hederifolium 'Ruby Glow'
  • Cyclamen intaminatum plain-leaved
  • Cyclamen purpurascens
  • Dacrydium cupressinum
  • Daphne alpina
  • Daphne × hendersonii 'Aymon Correvon'
  • Daphne × hendersonii 'Ernst Hauser'
  • Daphne × hendersonii 'Fritz Kummert'
  • Daphne × hendersonii 'Jeanette Brickell'
  • Daphne × hendersonii 'Rosebud'
  • Daphne × napolitana 'Meon'
  • Daphne × rollsdorfii 'Wilhelm Schacht'
  • Daphne × susannae 'Anton Fahndrich'
  • Daphne × susannae 'Cheriton'
  • Daphne × susannae 'Tichborne'
  • Delosperma ashtonii
  • Dianthus subacaulis subsp. brachyanthus 'Murray Lyon' (p)
  • Dianthus 'Saint Nicholas' (p)
  • Epacris serpyllifolia
  • Ephedra monosperma
  • Epimedium × versicolor 'Neosulphureum'
  • Erinacea anthyllis
  • Galanthus gracilis 'Vic Horton'
  • Galanthus plicatus subsp. byzantinus
  • Gaultheria antarctica
  • Gaultheria cuneata
  • Gaultheria miqueliana
  • Gaultheria myrsinoides
  • Gaultheria schultesii
  • Gaultheria 'Pearls'
  • Gentiana acaulis 'Coelestina'
  • Gentiana dinarica 'Colonel Stitt'
  • Haberlea rhodopensis
  • Haberlea rhodopensis 'Virginalis'
  • Hemerocallis middendorffii
  • Hepatica nobilis var. pyrenaica
  • Hepatica transsilvanica
  • Hesperantha baurii
  • Heuchera rubescens
  • Hosta lancifolia
  • Hosta 'Masquerade' (v)
  • Hypericum aegypticum
  • Hypericum athoum
  • Iberis saxatilis
  • Iberis sempervirens 'Weisser Zwerg'
  • Iris attica
  • Iris attica lemon-flowered
  • Iris cristata 'Alba'
  • Iris tectorum 'Alba'
  • Iris 'Collingwood Ingram'
  • Jasminum parkeri
  • Jeffersonia diphylla
  • Jeffersonia dubia
  • Kalmia polifolia
  • Leptospermum scoparium 'Nichollsii Nanum'
  • Leucopogon colensoi
  • Leucopogon fraseri
  • Lewisia nevadensis
  • Lewisia 'Little Plum' (Little Series)
  • Linum 'Gemmell's Hybrid'
  • Lithodora diffusa 'Picos'
  • Maianthemum bifolium
  • Melicytus alpinus
  • Microcachrys tetragona
  • Mitraria coccinea 'Lago Puyehue'
  • Myrsine nummularia
  • Myrteola nummularia
  • Oenothera perennis
  • Osteospermum jucundum
  • Ozothamnus selago var. tumidus
  • Paeonia veitchii var. woodwardii
  • Pherosphaera fitzgeraldii
  • Phyllocladus trichomanoides var. alpinus
  • Phyllodoce aleutica
  • Phyllodoce aleutica subsp. glanduliflora 'Flora Slack'
  • Phyllodoce empetriformis
  • Phyllodoce nipponica
  • Phyteuma humile
  • Picea orientalis
  • Pieris japonica 'Minor'
  • Pieris japonica 'William Buchanan'
  • Pieris nana
  • Pimelea oreophila
  • Platycodon grandiflorus Apoyama Group
  • Podocarpus nivalis
  • Podocarpus salignus
  • Polygaloides chamaebuxus
  • Polygonatum graminifolium
  • Polygonatum pubescens
  • Primula allionii 'Peggy Wilson' (Au)
  • Primula marginata 'Linda Pope' (Au)
  • Primula pedemontana 'Alba' (Au)
  • Primula × pubescens 'Lilac Fairy' (Au)
  • Primula × pubescens 'Rufus' (Au)
  • Primula 'Crimson Velvet' (Au)
  • Primula 'Myline'
  • Ramonda myconi var. alba
  • Ramonda nathaliae
  • Ramonda serbica
  • Rhodiola fastigiata
  • Rhododendron anthopogon subsp. hypenanthum 'Annapurna'
  • Rhododendron calostrotum subsp. keleticum
  • Rhododendron calostrotum subsp. keleticum Radicans Group
  • Rhododendron calostrotum subsp. riparium Nitens Group
  • Rhododendron campylogynum Charopoeum Group
  • Rhododendron campylogynum Myrtilloides Group
  • Rhododendron cephalanthum subsp. cephalanthum
  • Rhododendron cephalanthum subsp. cephalanthum Crebreflorum Group
  • Rhododendron fastigiatum
  • Rhododendron forrestii Tumescens Group
  • Rhododendron hippophaeoides 'Haba Shan'
  • Rhododendron impeditum 'Pygmaeum'
  • Rhododendron lepidotum yellow-flowered
  • Rhododendron megeratum 'Bodnant'
  • Rhododendron nakaharae 'Mount Seven Star' (EA)
  • Rhododendron nitidulum var. omeiense
  • Rhododendron orthocladum var. microleucum
  • Rhododendron pumilum
  • Rhododendron saluenense
  • Rhododendron sargentianum
  • Rhododendron tomentosum
  • Rhododendron (Alison Johnstone Group) 'Alison Johnstone'
  • Rhododendron 'Arctic Tern'
  • Rhododendron 'Dartmoor Pixie'
  • Rhododendron 'Leucanthum'
  • Rhododendron 'Pemakofairy'
  • Rhododendron 'Ptarmigan'
  • Rhododendron 'Reuthe's Purple'
  • Rhododendron 'Rose Bud'
  • Rhododendron 'Rose Elf'
  • Rhododendron 'Snipe'
  • Rhododendron 'Terra-cotta Beauty' (EA)
  • Rhododendron 'Wee Bee'
  • Rhododendron 'Wren'
  • Roscoea australis
  • Roscoea humeana
  • Roscoea schneideriana
  • Roscoea scillifolia f. atropurpurea
  • Roscoea scillifolia f. scillifolia
  • Roscoea tibetica
  • Rosularia sempervivum
  • Rosularia sempervivum subsp. glaucophylla
  • Salix 'Boydii' (f)
  • Saxifraga crustata (8)
  • Saxifraga hostii subsp. rhaetica (8)
  • Scilla autumnalis
  • Scilla hohenackeri
  • Scilla verna
  • Sempervivum calcareum 'Sir William Lawrence'
  • Sempervivum grandiflorum
  • Sempervivum 'Kramer's Spinrad'
  • Sempervivum 'Spinellii'
  • Silene alpestris
  • Silene hookeri Ingramii Group
  • Sorbus chamaemespilus
  • Sternbergia sicula 'John Marr'
  • Trillium grandiflorum f. polymerum 'Snowbunting' (d)
  • Trillium nivale
  • Trochocarpa clarkei
  • Trochocarpa gunnii
  • Trochocarpa thymifolia
  • Trochocarpa thymifolia white-flowered
  • Vaccinium chaetothrix
  • Vaccinium delavayi
  • Vaccinium macrocarpon 'Hamilton'
  • Vaccinium moupinense
  • Vaccinium nummularia
  • Vaccinium ovatum (F)
  • Vaccinium oxycoccos (F)
  • Vaccinium retusum
  • Vaccinium 'Spring Surprise'
  • Viburnum utile
  • Viola selkirkii Pursh ex Goldie
  • Viola verecunda var. yakusimana

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