Abutilon 'Ashford Red'
Abutilon vitifolium
Abutilon vitifolium 'Veronica Tennant'
Achillea 'Fanal'
Achillea millefolium 'Cerise Queen'
Achillea 'Rose Madder'
Achillea 'Summerwine'
Achillea 'Taygetea'
Achillea 'Walther Funcke'
Aconitum carmichaelii 'Royal Flush'
Aconitum napellus subsp. vulgare 'Carneum'
Agapanthus 'Midnight Star'
Agapanthus 'Purple Cloud'
Agastache rupestris
Alchemilla alpina L.
Allium cernuum 'Hidcote'
Allium cristophii
Aloysia triphylla
Althaea officinalis 'Romney Marsh'
Anemone hupehensis 'Superba'
Anemone rivularis
Anthemis punctata subsp. cupaniana
Anthemis tinctoria 'Sauce Hollandaise'
Arenaria montana
Argyranthemum foeniculaceum misapplied
Argyranthemum gracile 'Chelsea Girl'
Artemisia schmidtiana 'Nana'
Aster amellus 'Sonora'
Aster laevis 'Calliope'
Astrantia 'Hadspen Blood'
Astrantia major 'Ruby Wedding'
Atriplex halimus
Ballota acetabulosa
Baptisia australis
Bergenia ciliata
Beschorneria yuccoides
Brunnera macrophylla 'Dawson's White' (v)
Buddleja agathosma
Buddleja crispa
Buddleja lindleyana
Campanula × haylodgensis 'Plena' (d)
Campanula latiloba 'Hidcote Amethyst'
Campanula latiloba 'Highcliffe Variety'
Carpenteria californica 'Ladhams' Variety'
Cassinia × Helichrysum
Ceanothus arboreus 'Trewithen Blue'
Ceanothus 'Concha'
Ceanothus × delileanus 'Henri Desfossé'
Ceanothus × delileanus 'Indigo'
Ceanothus × delileanus 'Topaze'
Ceanothus × pallidus 'Marie Simon'
Ceanothus × pallidus 'Perle Rose'
Ceanothus 'Puget Blue'
Ceratostigma griffithii
Ceratostigma plumbaginoides
Ceratostigma willmottianum
Cestrum parqui
Cistus × aguilarii 'Maculatus'
Cistus albidus
Cistus × canescens f. albus
Cistus × crispatus 'Warley Rose'
Cistus × dansereaui 'Jenkyn Place'
Cistus ladanifer 'Blanche'
Cistus × laxus 'Snow White'
Cistus × purpureus
Clianthus puniceus
Codonopsis clematidea
Coronilla valentina subsp. glauca 'Citrina'
Corydalis cheilanthifolia
Crambe cordifolia
Crocosmia × crocosmiiflora 'Coleton Fishacre'
Deutzia × elegantissima 'Rosealind'
Deutzia gracilis 'Nikko'
Deutzia × hybrida 'Joconde'
Deutzia × hybrida 'Magicien'
Deutzia × hybrida 'Strawberry Fields'
Deutzia monbeigii
Deutzia × rosea
Deutzia setchuenensis var. corymbiflora
Dianthus 'Betty Morton' (p)
Dianthus 'Highland Fraser' (p)
Dianthus 'Napoleon III' (p)
Dianthus 'Queen of Sheba' (p)
Dicentra 'Bacchanal'
Dicentra 'Stuart Boothman'
Dictamnus albus var. purpureus
Dierama 'Lancelot'
Dierama pulcherrimum 'Merlin'
Erodium glandulosum
Erodium × kolbianum
Erodium × kolbianum 'Natasha'
Erodium pelargoniiflorum
Eryngium bourgatii Graham Stuart Thomas's selection
Erysimum 'Bredon'
Erysimum 'Constant Cheer'
Erysimum 'John Codrington'
Erythronium californicum 'White Beauty'
Escallonia 'Iveyi'
Eucomis comosa 'Sparkling Burgundy'
Euphorbia mellifera
Euphorbia rigida
Fabiana imbricata f. violacea
Francoa sonchifolia
Fuchsia 'Eva Boerg'
Fuchsia magellanica var. molinae 'Sharpitor' (v)
Fuchsia thymifolia
Galtonia candicans
Geranium harveyi
Geranium himalayense 'Plenum' (d)
Geranium palmatum
Geranium 'Patricia'
Geranium pratense 'Plenum Violaceum' (d)
Geranium pratense 'Striatum'
Geranium renardii
Geranium sanguineum var. striatum
Geranium traversii var. elegans
Gladiolus papilio
× Halimiocistus wintonensis 'Merrist Wood Cream'
Halimium lasianthum
Halimium ocymoides
Halimium umbellatum
Hebe 'Eveline'
Hebe 'Glaucophylla Variegata' (v)
Hebe hulkeana
Hebe 'La Séduisante'
Hebe 'Watson's Pink'
Hedychium forrestii
Hedysarum coronarium
Helianthemum 'Beech Park Red'
Helianthemum 'Jubilee' (d)
Helianthemum 'Rose of Leeswood' (d)
Helichrysum 'Schwefellicht'
Heuchera 'Chocolate Ruffles' (PBR)
Hibiscus trionum
Hoheria 'Glory of Amlwch'
Hosta fortunei var. aureomarginata
Hosta 'Frances Williams' (sieboldiana) (v)
Hosta plantaginea
Hosta undulata var. undulata (v)
Hosta undulata var. univittata (v)
Hydrangea aspera
Hydrangea aspera subsp. sargentiana
Hydrangea aspera Villosa Group
Hydrangea heteromalla f. xanthoneura 'Wilsonii'
Hydrangea involucrata 'Hortensis' (d)
Hydrangea macrophylla 'Lanarth White' (L)
Hydrangea macrophylla 'Libelle' (L)
Hydrangea macrophylla 'Mariesii' (L)
Hydrangea macrophylla 'Mariesii Lilacina' (L)
Hydrangea macrophylla 'Tricolor' (L/v)
Hydrangea paniculata 'Tardiva'
Hydrangea 'Preziosa'
Hydrangea quercifolia
Hydrangea serrata
Hydrangea serrata 'Grayswood'
Hypericum olympicum f. uniflorum 'Citrinum'
Hyssopus officinalis 'Roseus'
Indigofera amblyantha
Indigofera dielsiana
Indigofera heterantha
Itea ilicifolia
Jasminum humile
Jasminum × stephanense
Kirengeshoma palmata
Knautia macedonica
Kniphofia 'Bees' Lemon'
Kniphofia 'John Benary'
Lathyrus vernus
Lathyrus vernus 'Flaccidus'
Lavandula angustifolia 'Hidcote Pink'
Lavandula angustifolia 'Nana Alba'
Lavandula × intermedia 'Hidcote Giant'
Lavandula viridis
Lavatera maritima
Lavatera olbia 'Lilac Lady'
Lavatera thuringiaca 'Ice Cool'
Ligularia dentata 'Britt-Marie Crawford'
Ligularia przewalskii
Linaria dalmatica
Linaria purpurea 'Canon Went'
Linaria triornithophora
Linum arboreum
Linum leonii
Liriope muscari
Lonicera periclymenum 'Red Gables'
Maianthemum racemosum
Nepeta grandiflora 'Bramdean'
Nerine bowdenii
Olearia × haastii
Olearia ilicifolia × Olearia moschata
Olearia nummularifolia
Olearia phlogopappa 'Comber's Pink'
Olearia × scilloniensis Dorrien-Smith 'Master Michael'
Onosma alborosea
Ozothamnus rosmarinifolius 'Silver Jubilee'
Paeonia lactiflora 'Bowl of Beauty'
Paeonia mascula subsp. arietina
Papaver orientale 'Patty's Plum'
Parahebe catarractae
Parahebe lyallii
Pennisetum orientale
Penstemon 'Edithae'
Penstemon 'Evelyn'
Penstemon fruticosus var. scouleri f. albus
Penstemon glaber
Penstemon heterophyllus 'Catherine de la Mare'
Penstemon newberryi
Penstemon ovatus
Penstemon serrulatus
Penstemon 'Sour Grapes' M. Fish
Philadelphus 'Beauclerk'
Philadelphus 'Belle Etoile'
Philadelphus 'Manteau d'Hermine' (d)
Philadelphus 'Sybille'
Phlomis lanata
Phlox carolina 'Bill Baker'
Phlox paniculata 'Blue Paradise'
Phlox paniculata 'Cool of the Evening'
Phlox paniculata 'Franz Schubert'
Phlox paniculata 'Milly van Hoboken'
Phlox paniculata 'Mount Fuji'
Phygelius × rectus 'African Queen'
Phygelius × rectus 'Moonraker'
Plectranthus argentatus
Polemonium 'Lambrook Mauve'
Potentilla atrosanguinea
Prostanthera cuneata
Pulmonaria 'Diana Clare'
Pulmonaria 'Majesté'
Ramonda myconi var. alba
Rhodanthemum catananche 'Tizi-n-Test'
Rodgersia pinnata 'Superba'
Rosa 'Albéric Barbier' (Ra)
Rosa 'Alchymist' (S/Cl)
Rosa 'Ballerina' (HM/Poly)
Rosa banksiae 'Lutea' (Ra/d)
Rosa 'Bleu Magenta' (Ra)
Rosa 'Fantin-Latour' (centifolia hybrid)
Rosa 'Felicia' (HM)
Rosa 'Ferdinand Pichard' (Bb)
Rosa filipes 'Kiftsgate' (Ra)
Rosa gallica 'Versicolor' (G)
Rosa [Graham Thomas] = 'Ausmas' (PBR) (S)
Rosa [Mary Rose] = 'Ausmary' (PBR) (S)
Rosa 'Mevrouw Nathalie Nypels' (Poly)
Rosa × odorata 'Mutabilis' (Ch)
Rosa 'Paul's Himalayan Musk' (Ra)
Rosa 'Pax' (HM)
Rosa 'Penelope' (HM)
Rosa 'Prince Charles' (Bb)
Rosa soulieana (Ra/S)
Rosa 'Souvenir du Docteur Jamain' (ClHP)
Rosa 'Tuscany Superb' (G)
Rosa 'William Lobb' (CeMo)
Salvia atrocyanea
Salvia aurea 'Kirstenbosch'
Salvia candelabrum
Salvia greggii
Salvia guaranitica
Salvia involucrata 'Bethellii'
Salvia involucrata 'Hadspen'
Salvia lavandulifolia
Salvia microphylla 'Pink Blush'
Salvia 'Mulberry Wine'
Salvia nemorosa 'Amethyst'
Salvia 'Purple Majesty'
Salvia recognita
Salvia sclarea var. turkestanica hort.
Salvia uliginosa
Santolina pinnata subsp. neapolitana 'Sulphurea'
Scilla peruviana
Silene fimbriata
Silene uniflora 'White Bells'
Sisyrinchium 'Biscutella'
Sisyrinchium 'Californian Skies'
Sisyrinchium 'Dragon's Eye'
Sisyrinchium 'Iceberg'
Sorbus foliolosa
Stipa tenuissima
Syringa × laciniata Mill.
Teucrium fruticans
Teucrium scorodonia 'Crispum'
Thalictrum delavayi 'Hewitt's Double' (d)
Thalictrum 'Elin'
Thalictrum kiusianum
Tradescantia (Andersoniana Group) 'Concord Grape'
Tradescantia (Andersoniana Group) 'Purewell Giant'
Tricyrtis 'Shimone'
Trifolium repens 'Purpurascens'
Trillium chloropetalum
Trillium sessile
Uvularia grandiflora
Verbascum 'Helen Johnson'
Verbascum 'Letitia'
Veronica austriaca 'Ionian Skies'
Veronica gentianoides
Veronicastrum virginicum f. roseum
Vestia foetida
Viburnum × hillieri
Viburnum plicatum f. tomentosum 'Mariesii'
Viburnum plicatum f. tomentosum 'Pink Beauty'
Viburnum sargentii 'Onondaga'
Viola 'Columbine' (Va)
Viola 'Grey Owl' (Va)
Viola 'Huntercombe Purple' (Va)
Viola 'Jeannie Bellew' (Va)
Zauschneria californica 'Dublin'
Zauschneria californica 'Solidarity Pink'
