Herbaceous Perennials

Acanthus mollis

Acanthus mollis 'Rue Ledan'

Achillea fil. 'Cloth of Gold'

Achillea m. 'Cerise Queen'

Achillea m. New Vintage White

Achillea mil. 'Apple Blossom'

Achillea mil. 'Lilac Beauty'

Achillea Paprika

Achillea 'Moonshine'

Achillea 'Terracotta'

Actaea simplex Brunette

Agapanthus africanus

Agapanthus Arctic Star

Agapanthus Blue Umbrella

Agapanthus Charlotte

Agapanthus 'Dr Brouwer'

Agapanthus Evening Eclipse

Agapanthus Ever White

Agapanthus Flower of Love

Agapanthus 'Poppin Purple'

Agapanthus Sweet Surprise

Agapanthus Twister

Agapanthus White Umbrella

Agastache Black Adder

Agastache Blue Fortune

Ajuga reptans Atropurpurea

Ajuga reptans 'Burgundy Glow'

Ajuga reptans 'Catlin's Giant'

Alchemilla erythropoda

Alchemilla mollis

Allium Purple Sensation

Allium 'Globemaster'

Allium 'Mount Everest'

Amsonia tabernaemontana 'Blue Ice'

Anemone hup. September Charm

Anemone hyb. 'Honorine Jobert'

Anemone hyb. 'Königin Charlotte'

Anemone hyb. 'Pamina'

Anemone Wild Swan

Anthriscus sylvestris Ravenswing

Aquilegia Green Apples

Aquilegia 'Black Barlow'

Aquilegia 'Blue Barlow'

Aquilegia 'Christa Barlow'

Aquilegia 'Rose Barlow'

Aquilegia 'White Barlow'

Aquilegia 'Ruby Port'

Artemisia lud. Valerie Finnis

Artemisia Powis Castle

Aruncus 'Horatio'

Asarum europaeum

Aster divaricatus

Aster x frikartii Monch

Aster 'Little Carlow'

Aster macrophyllus 'Twilight'

Astrantia major Claret

Astrantia major Roma

Astrantia Ruby Wedding

Astrantia maj. 'Shaggy'

Bergenia 'Abendglut'

Bergenia Bressingham White

Betonica off. 'Hummelo'

Brunnera Jack Frost

Brunnera macrophylla Mr. Morse

Campanula lact. Loddon Anna

Campanula lact. Prichards Var.

Campanula portenschlagiana

Cenolophium denudatum

Centranthus ruber 'Albus'

Centranthus ruber 'Coccineus'

Cephalaria gigantea

Cirsium rivulare Atropurpureum

Convallaria majalis

Crocosmia Emily McKenzie

Crocosmia George Davison

Crocosmia Princess

Delphinium Astolat

Delphinium Black Knight

Delphinium Cameliard

Delphinium Galahad

Dianthus carthusianorum

Dicentra spectabilis

Dicentra spectablis Alba

Digitalis ferruginea

Digitalis lutea

Digitalis purp. 'Alba'

Digitalis Apricot Beauty

Digitalis purp. 'Dalmatian White'

Digitalis purpurea

Echinacea 'Green Jewel'

Echinacea p. 'Magnus'

Echinacea p. 'White Swan'

Echinacea pallida

Echinacea purpurea

Echinacea purpurea 'Fatal Attraction'

Echinacea 'Summer Cocktail'

Echinops Taplow Blue

Echinops ritro 'Veitch's Blue'

Epimedium grand. 'Lilafee'

Epimedium rubrum

Epimedium versicolor 'Sulphureum'

Epimedium warleyense 'Orangekönigin'

Epimedium youngianum 'Niveum'

Erigeron karvinskianus

Eryngium 'Blue Hobbit'

Eryngium bourgatii 'Picos Blue'

Eryngium giganteum Silver Ghost

Eryngium zabelii 'Big Blue'

Eupatorium mac. 'Atropurpureum'

Eupatorium rugosum 'Chocolate'

Euphorbia amygdal. 'Purpurea'

Euphorbia amygdal. robbiae

Euphorbia char. 'Black Pearl'

Euphorbia char. 'Humpty Dumpty'

Euphorbia char. 'Silver Swan'

Euphorbia characias wulfenii

Euphorbia epithymoides

Euphorbia griffithii 'Fireglow'

Euphorbia martini

Euphorbia mellifera

Euphorbia myrsinites

Euphorbia palustris

Foeniculum vulgare

Foeniculum vulgare 'Purpureum'

Galium odoratum

Gaura l. 'Siskiyou Pink'

Gaura l. 'Whirling Butterflies'

Geranium Ann Folkard

Geranium Azure Rush

Geranium 'Brookside'

Geranium cant. 'Biokovo'

Geranium clarkei 'Kashmir White'

Geranium 'Dreamland'

Geranium endressii Wargrave Pink

Geranium himalayense 'Gravetye'

Geranium hybrid Rozanne

Geranium Johnsons Blue

Geranium macr. White Ness

Geranium macrorrhizum

Geranium nodosum

Geranium 'Orion'

Geranium 'Patricia'

Geranium phaeum 'Album'

Geranium phaeum 'Samobor'

Geranium sang. 'Album'

Geranium sang. 'Max Frei'

Geum chiloense 'Lady Stratheden'

Geum chiloense 'Mrs Bradshaw'

Geum 'Mai Tai'

Geum rivale 'Leonard's Variety'

Geum 'Totally Tangerine'

Gillenia trifoliata

Helenium Moerheim Beauty

Helenium Sahins Early Flowerer

Helleborus argutifolius

Helleborus foetidus

Helleborus hyb. 'Double Ellen Pink'

Helleborus hyb. 'Double Ellen Purple'

Helleborus hyb. 'Double Ellen Red'

Helleborus hyb. 'Double Ellen White'

Helleborus hyb. 'Pretty Ellen Pink'

Helleborus hyb. 'Pretty Ellen Red'

Helleborus hyb. 'Pretty Ellen White'

Helleborus niger

Helleborus orientalis

Hemerocallis 'Burning Daylight'

Hemerocallis Catherine Woodbury

Hemerocallis 'Gentle Shepherd'

Hemerocallis 'Stafford'

Hemerocallis 'Stella de Oro'

Heuchera Fire Chief

Heuchera Green Spice

Heuchera Lime Marmalade

Heuchera mic. Palace Purple

Heuchera Obsidian

Heuchera 'Paris'

Heuchera Plum Pudding

Heuchera Silver Gumdrop

Hosta 'Big Daddy'

Hosta 'Devon Green'

Hosta 'Fortunei Aureomarginata'

Hosta 'Guacamole'

Hosta 'Halcyon'

Hosta 'Patriot'

Hosta sieb. 'Elegans'

Hosta Sum & Substance

Iris (G) 'Cliffs of Dover'

Iris (G) 'Jane Philips'

Iris (G) 'Sultan's Palace'

Iris (G) 'Superstition'

Iris chrysog. 'Black Form'

Iris foetidissima

Iris sib. 'Butter and Sugar'

Iris sib. 'Silver Edge'

Iris sib. 'Tropical Night'

Iris sib. 'White Swan'

Knautia macedonica

Lamium mac. 'Beacon Silver'

Lamium mac. 'White Nancy'

Leucanthemum (S) 'Snowcap'

Leucanthemum 'Banana Cream'

Liatris spicata 'Kobold'

Libertia grandiflora

Liriope muscari Big Blue

Liriope muscari Monroe White

Lupinus Chandelier

Lupinus 'Gallery Pink'

Lupinus 'Masterpiece'

Lupinus 'Noble Maiden'

Lupinus 'The Governor'

Nepeta 'Six Hills Giant'

Nepeta racemosa Walkers Low

Nepeta x faassenii 'Junior Walker'

Omphalodes capp. 'Cherry Ingram'

Origanum laevigatum 'Herrenhausen'

Origanum 'Rosenkuppel'

Paeonia (LD) 'Duchesse de Nemours'

Paeonia (LD) 'Karl Rosenfield'

Paeonia (LD) 'Sarah Bernhardt'

Paeonia (LE) 'Bowl of Beauty'

Paeonia (LE) 'White Wings'

Penstemon 'Apple Blossom'

Penstemon 'Garnet'

Penstemon 'Raven'

Penstemon 'Sour Grapes'

Penstemon 'White Bedder'

Persicaria aff. 'Darjeeling Red'

Persicaria aff. 'Superba'

Persicaria amplex. 'Alba'

Persicaria amplex. 'Dark Red'

Persicaria amplex. 'Firetail'

Persicaria bistorta 'Superba'

Phlomis fruticosa

Phlomis russeliana

Phlomis tuberosa 'Amazone'

Phlox (P) 'Blue Paradise'

Phlox (P) 'David'

Pimpinella major 'Rosea'

Polygonatum multiflorum

Pratia pedunculata 'Alba'

Primula vulgaris

Pulmonaria 'Blue Ensign'

Pulmonaria off. 'Sissinghurst White

Pulmonaria 'Trevi Fountain'

Rodgersia aesculifolia

Rodgersia 'Bronze Peacock'

Rodgersia pinnata 'Chocolate Wings'

Rudbeckia f. 'Goldsturm'

Salvia Amistad

Salvia microphylla Hot Lips

Salvia n. 'Caradonna'

Salvia n. 'Mainacht'

Salvia n. 'Rose Queen'

Salvia n. 'Schneehügel'

Salvia 'Nachtvlinder'

Salvia nemorosa 'Amethyst'

Salvia off. 'Purpurascens'

Salvia officinalis

Sanguisorba offic. 'Tanna'

Sanguisorba 'Pink Tanna'

Saxifraga urbium

Scabiosa col. 'Butterfly Blue'

Scabiosa col. Flutter Pure White

Scabiosa col. 'Pink Mist'

Sedum 'Carl'

Sedum 'Matrona'

Sedum 'Purple Emperor'

Sedum spectabile 'Brillant'

Sedum spectabile 'Stardust'

Selinum wallichianum

Sidalcea 'Elsie Heugh'

Sisyrinchium striatum

Stachys byzantina 'Silver Carpet'

Tellima grandiflora

Thalictrum aquilegifolium

Thalictrum 'Black Stockings'

Thalictrum del. 'Hewitt's Double'

Thalictrum delavayi

Thalictrum 'Splendide White'

Tiarella 'Pink Skyrocket'

Tiarella 'Spring Symphony'

Verbena bon. 'Lollipop'

Verbena bonariensis

Verbena off. var grandiflora 'Bampton'

Veronica gent. 'Tissington White'

Veronica longif. 'Charlotte'

Veronica longif. 'Marietta'

Veronica orchidea 'Blue Fingers'

Veronica 'Royal Candles'

Veronica spicata 'Rotfuchs'

Veronicastrum virg. 'Album'

Veronicastrum virg. 'Fascination'

Veronicastrum virg. 'Lavendelturm'

Veronicastrum virg. 'Pink Glow'

Zantedeschia aeth. 'Crowborough'