• 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

Nicholson Nurseries Limited

  • Acer campestre
  • Acer campestre 'Elsrijk'
  • Acer davidii Viper = 'Mindavi'
  • Acer platanoides 'Crimson Sentry'
  • Acer platanoides 'Drummondii' (v)
  • Acer platanoides 'Globosum'
  • Acer pseudoplatanus 'Brilliantissimum'
  • Amelanchier laevis 'Snowflakes'
  • Amelanchier lamarckii
  • Amelanchier
  • Amelanchier × grandiflora 'Robin Hill'
  • Arbutus unedo
  • Betula pendula
  • Betula pendula subsp. pendula Fastigiata Joes = 'Jolep 1' (PBR)
  • Betula utilis subsp. jacquemontii
  • Betula utilis subsp. jacquemontii 'Doorenbos'
  • Betula 'Fascination'
  • Carpinus betulus
  • Carpinus betulus Rockhampton Red = 'Lochglow'
  • Carpinus betulus 'Lucas'
  • Catalpa bignonioides
  • Catalpa bignonioides 'Nana'
  • Cedrus atlantica Glauca Group
  • Cercidiphyllum japonicum
  • Cercis canadensis 'Forest Pansy'
  • Cornus alba L.
  • Cornus sanguinea
  • Corylus avellana (F)
  • Corylus avellana 'Contorta'
  • Corylus avellana 'Red Majestic' (PBR)
  • Corylus colurna
  • Cotoneaster 'Cornubia'
  • Crataegus laevigata 'Paul's Scarlet' (d)
  • Crataegus laevigata 'Rosea Flore Pleno' (d)
  • Crataegus monogyna
  • Davidia involucrata
  • Elaeagnus
  • Elaeagnus 'Quicksilver'
  • Eriobotrya japonica (F)
  • Euonymus europaeus
  • Euonymus japonicus
  • Euonymus japonicus 'Green Rocket'
  • Euonymus japonicus 'Green Spire'
  • Euonymus japonicus 'Microphyllus'
  • Exochorda × macrantha 'The Bride'
  • Fagus sylvatica
  • Fagus sylvatica (Atropurpurea Group) 'Riversii'
  • Fagus sylvatica Atropurpurea Group
  • Fagus sylvatica 'Dawyck Gold'
  • Ginkgo biloba
  • Gleditsia
  • Hoheria 'Snow White'
  • Ilex aquifolium
  • Ilex aquifolium 'Alaska' (f)
  • Ilex aquifolium 'J.C. van Tol' (f)
  • Laurus nobilis
  • Ligustrum ovalifolium
  • Ligustrum vulgare
  • Ligustrum
  • Liriodendron tulipifera
  • Lonicera ligustrina 'Elegant'
  • Magnolia
  • Malus sylvestris
  • Malus
  • Malus 'Butterball'
  • Morus
  • Nyssa sylvatica
  • Osmanthus delavayi
  • Osmanthus × burkwoodii
  • Pittosporum
  • Prunus angustifolia
  • Prunus avium 'Plena' (d)
  • Prunus cerasifera (F)
  • Prunus cerasifera 'Nigra'
  • Prunus laurocerasus 'Caucasica'
  • Prunus laurocerasus 'Novita'
  • Prunus laurocerasus 'Rotundifolia'
  • Prunus serrula
  • Pyrus calleryana 'Chanticleer'
  • Quercus ilex
  • Quercus robur
  • Sorbus aucuparia 'Aspleniifolia'
  • Sorbus pseudovilmorinii
  • Sorbus ulleungensis 'Dodong'
  • Sorbus ulleungensis 'Olympic Flame'
  • Sorbus vilmorinii 'Pink Charm'
  • Sorbus
  • Sorbus 'Joseph Rock'
  • Taxus baccata
  • Tilia cordata
  • Viburnum lantana
  • Viburnum opulus

Get involved

The Royal Horticultural Society is the UK’s leading gardening charity. We aim to enrich everyone’s life through plants, and make the UK a greener and more beautiful place.