For more details on the plants listed below please use the RHS Plant Selector
Acanthus mollis
Acanthus spinosus AGM
Achillea millefolium ‘Cerise Queen’
Achillea ‘Moonshine’ AGM
Achillea The Bride
Aconitum carmichaelii ‘Arendsii’
Aconitum ‘Ivorine’
Agapanthus ‘Bressingham Blue’
Agapanthus campanulatus ‘Isis’
Agapanthus Headbourne hybrids
Allium caeruleum AGM
Allium cristophii AGM
Alstroemeria aurea
Alstroemeria aurea ‘Lutea’
Amsonia orientalis AGM
Anacyclus pyrethrum var. depressus
Anaphalis margaritacea ‘Neuschnee’
Anaphalis margaritacea var. yedoensis AGM
Anchusa azurea ‘Dropmore’
Anemone hupehensis var. japonica 'Bressingham Glow'
Anemone x hybrida ‘Honorine Jobert’ AGM
Anemone x hybrida ‘Profusion’
Anomatheca laxa
Anthemis cupaniana AGM
Anthemis tinctoria ‘Kelwayi’
Aquilegia McKana Group
Aquilegia vulgaris Vervaeneana Group (v)
Argyranthemum foeniculaceum hort.
Artemisia alba ‘Canescens’ AGM
Arum italicum
Artemisia arborescens
Aruncus dioicus
Asparagus officinalis ‘Franklim’
Asperula suberosa
Asplenium scolopendrium AGM
Aster amellus ‘Veilchenkönigin’ AGM
Aster x frikartii ‘Mönch’ AGM
Aster lateriflorus ‘Lady in Black’
Aster novae-angliae ‘Alma Pötschke’ AGM
Aster novae-angliae ‘Harrington's Pink’ AGM
Aster novae-angliae ‘Mrs S.T. Wright’
Aster novae-angliae ‘Pink Victor’
Aster novi-belgii ‘Blandie’
Aster novi-belgii ‘Davey's True Blue’
Aster novi-belgii ‘Winston S. Churchill’
Astilbe x arendsii ‘Brautschleier’ AGM
Astilbe x arendsii ‘Fanal’ AGM
Astilbe x arendsii ‘Gloria’
Astilbe chinensis ‘Superba’
Astilbe ‘Straussenfeder’
Astrantia major
Athyrium filix-femina AGM
Bergenia ‘Abendglut’
Bergenia cordifolia
Bergenia ‘Silberlicht’ AGM
Bletilla striata
Calamintha nepeta
Campanula divaricata
Campanula lactiflora ‘Loddon Anna’ AGM
Campanula persicifolia alba
Campanula persicifolia blue
Convallaria majalis AGM
Coreopsis verticillata
Coreopsis verticillata ‘Golden Gain’
Coreopsis verticillata ‘Moonbeam’
Crinum x powellii ‘Album’ AGM
Crocosmia x crocosmiiflora
Crocosmia x ‘Citronella’
Crocosmia paniculata ‘Major’
Delphinium Black Knight Group
Delphinium Blue Bird Group
Delphinium ‘Blue Jay’
Delphinium Galahad Group
Dianthus ‘Devon General’ (p) AGM
Dianthus ‘Gran's Favourite’ (p) AGM
Dianthus ‘Houndspool Cheryl’ (p) AGM
Dianthus ‘Miss Sinkins’ (p)
Dianthus ‘Widecombe Fair’ (p) AGM
Dicentra formosa
Dicentra formosa alba
Dicentra spectabilis AGM
Dictamnus albus AGM
Dierama pulcherrimum
Digitalis purpurea Excelsior Group
Digitalis purpurea Excelsior Group white
Dryopteris filix-mas AGM
Echinacea purpurea
Echinacea purpurea ‘White Swan’
Echinops ritro L. AGM
Epimedium ‘Little Shrimp’
Epimedium x perralchicum AGM
Epimedium x versicolor ‘Sulphureum’ AGM
Epimedium x warleyense
Epimedium x youngianum ‘Niveum’ AGM
Erigeron glaucus ‘Elstead Pink’
Erigeron 'Rosa Juwel'
Eryngium bourgatii
Eryngium x oliverianum AGM
Eryngium variifolium
Erysimum ‘Bowles' Mauve’ AGM
Erysimum cheiri ‘Harpur Crewe’ (d) AGM
Eupatorium ligustrinum AGM
Eupatorium purpureum
Euphorbia amygdaloides var. robbiae AGM
Euphorbia characias wulfenii AGM
Euphorbia polychroma
Felicia amelloides ‘Santa Anita’ AGM
Felicia amoena
Felicia amoena ‘Variegata’
Filipendula palmata ‘Rubra’
Filipendula rubra ‘Venusta’ AGM
Filipendula ulmaria ‘Aurea’
Filipendula vulgaris
Fragaria x ananassa ‘Variegata’ (F)
Francoa ramosa
Fritillaria meleagris AGM
Fritillaria michailovskyi AGM
Galium odoratum
Gentiana asclepiadea AGM
Geranium ‘Ann Folkard’ AGM
Geranium cinereum ‘Laurence Flatman’
Geranium clarkei ‘Kashmir Purple’
Geranium clarkei ‘Kashmir White’ AGM
Geranium himalayense ‘Gravetye’ AGM
Geranium himalayense ‘Plenum’ (d)
Geranium ibericum
Geranium ‘Johnson's Blue’ AGM
Geranium macrorrhizum ‘Bevan's Variety’
Geranium ‘A.T. Johnson’ AGM
Geranium ‘Wargrave Pink’ AGM
Geranium phaeum
Geranium phaeum ‘Album’
Geranium pratense ‘Mrs Kendall Clark’ AGM
Geranium pratense ‘Plenum Violaceum’ (d) AGM
Geranium psilostemon ‘Bressingham Flair’
Geranium renardii AGM
Geranium ‘Russell Prichard’ AGM
Geranium sanguineum ‘Album’ AGM
Geranium sylvaticum ‘Album’ AGM
Geum ‘Lady Stratheden’ AGM
Geum ‘Mrs J. Bradshaw’ AGM
Gladiolus communis subsp. byzantinus AGM
Gladiolus papilio
Gypsophila paniculata
Gypsophila paniculata ‘Bristol Fairy’ (d) AGM
Helenium autumnale
Helichrysum italicum AGM
Helleborus argutifolius AGM
Helleborus foetidus AGM
Helleborous-'Hadspen-Hybrid'
Helleborus niger AGM
Helleborus orientalis Early Purple Group
Hemerocallis ‘Black Magic’
Hemerocallis ‘Bonanza’
Hemerocallis ‘Canary Glow’
Hemerocallis ‘Catherine Woodbery’
Hemerocallis ‘Dido’
Hemerocallis ‘Morocco Red’
Hemerocallis ‘Pink Damask’ AGM
Hemerocallis ‘Royal Robe’
Hermodactylus tuberosus
Hesperis matronalis var. albiflora
Heuchera ‘Can-can’
Heuchera ‘Palace Purple’ AGM
Heuchera ‘Plum Puddin’
Hosta ‘Big Daddy’
Hosta fortunei var. aureomarginata AGM
Hosta ‘Francee’ AGM
Hosta ‘Frances Williams’ AGM
Hosta ‘Golden Tiara’ (v) AGM
Hosta ‘Honeybells’ AGM
Hosta ‘Krossa Regal’ AGM
Hosta ‘Nancy Lindsay’
Hosta ‘Sum and Substance’ AGM
Hosta ‘Wide Brim’ (v) AGM
Hyacinthoides non-scripta
Iris sibirica AGM
Iris sibirica ‘Helen Astor’
Iris sibirica ‘Papillon’
Iris sibirica ‘Papillon’
Iris sibirica ‘Tropic Night’
Iris sibirica ‘White Swirl’ AGM
Kniphofia ‘Little Maid’ AGM
Kniphofia ‘Painted Lady’
Lamium galeobdolon
Lamium maculatum ‘White Nancy’ AGM
Leucanthemum x superbum ‘Mayfield Giant’
Leucanthemum x superbum ‘Wirral Supreme’ (d) AGM
Liatris spicata
Libertia formosa
Lilium candidum AGM
Limonium platyphyllum ‘Violetta’
Liriope muscari AGM
Lupinus ‘Chandelier’
Lupinus Minarette Group
Lupinus ‘My Castle’
Lupinus ‘Noble Maiden’
Lupinus ‘The Governor’
Lychnis chalcedonica AGM
Lysimachia clethroides AGM
Lysimachia punctata L.
Lythrum salicaria ‘Blush’
Lythrum salicaria ‘Robert’
Lythrum virgatum ‘The Rocket’
Matteuccia struthiopteris AGM
Meconopsis cambrica
Melissa officinalis
Mentha pulegium
Mentha spicata
Mentha suaveolens
Mentha suaveolens ‘Variegata’
Nepeta cataria
Nepeta x faassenii
Nepeta ‘Six Hills Giant’
Nerine bowdenii AGM
Oenothera macrocarpa AGM
Ophiopogon planiscapus ‘Nigrescens’ AGM
Origanum vulgare ‘Aureum’ AGM
Osteospermum jucundum AGM
Osteospermum ‘White Pim’ AGM
Papaver orientale ‘Mrs Perry’ AGM
Papaver orientale ‘Perry's White’
Penstemon ‘Andenken’ AGM
Penstemon ‘Blackbird’
Penstemon ‘Heavenly Blue’
Penstemon ‘Sour Grapes’
Penstemon ‘Stapleford Gem’ AGM
Persicaria affinis ‘Darjeeling Red’ AGM
Persicaria affinis ‘Donald Lowndes’ AGM
Persicaria amplexicaulis ‘Atrosanguinea’
Persicaria bistorta ‘Superba’ AGM
Phuopsis stylosa
Phygelius capensis AGM
Phygelius x rectus ‘African Queen’ AGM
Phygelius x rectus ‘Moonraker’
Phygelius x rectus ‘Salmon Leap’ AGM
Physalis alkekengi var. franchetii
Polemonium cashmerianum
Polygonatum multiflorum L.
Primula beesiana (4)
Primula bulleyana (4) AGM
Primula denticulata (9) AGM
Primula denticulata var. alba (9)
Primula florindae (26) AGM
Primula veris (30) AGM
Primula vulgaris (Prim)(30)
Prunella grandiflora ‘Loveliness’ AGM
Prunella grandiflora ‘White Loveliness’
Pulmonaria angustifolia AGM
Pulmonaria saccharata ‘Mrs Moon’
Rhodiola ishidae
Rudbeckia fulgida var. deamii AGM
Rumex sanguineus
Sanguisorba obtusa
Saponaria officinalis ‘Rosea Plena’ (d)
Schizostylis coccinea
Schizostylis coccinea f. alba
Schizostylis coccinea ‘Jennifer’ AGM
Schizostylis coccinea ‘Viscountess Byng’
Sedum spectabile AGM
Sedum spectabile ‘Brilliant’ AGM
Serratula seoanei
Sidalcea ‘Party Girl’
Sisyrinchium striatum
Solidago canadensis
Stachys byzantina
Stachys macrantha ‘Superba’
Symphytum grandiflorum ... see S. ibericum
Symphytum ‘Hidcote Blue’
Symphytum x uplandicum
Tellima grandiflora
Thalictrum delavayi AGM
Thermopsis lanceolata
Tradescantia x andersoniana ‘Isis’ AGM
Tradescantia x andersoniana ‘Osprey’ AGM
Triteleia laxa ‘Koningin Fabiola’
Tritonia disticha subsp. Rubrolucens
Valeriana officinalis
Verbascum phoeniceum hybrids
Verbena bonariensis
Veronica gentianoides AGM
Veronica longifolia ‘Alba’
Veronica longifolia ‘Blauriesin’
Veronica spicata
Waldsteinia ternata
Zantedeschia aethiopica AGM
Zauschneria californica ‘Dublin’ AGM
