Achillea mil. 'Paprika'

Achillea Pomegranate

Agapanthus afr. 'Brilliant Blue'

Agapanthus africanus

Agapanthus africanus 'Albus'

Agapanthus 'Black Buddhist'

Agapanthus 'Dr Brouwer'

Agapanthus Northern Star

Agapanthus 'Polar Ice'

Agapanthus umbellatus blue

Ajuga reptans 'Black Scallop'

Ajuga reptans 'Burgundy Glow'

Alchemilla mollis

Allium afl. 'Purple Sensation'

Allium 'Gladiator'

Allium 'Globemaster'

Allium 'Mount Everest'

Anemone hup. 'Prinz Heinrich'

Anemone hup. 'September Charm'

Anemone hyb. 'Honorine Jobert'

Anemone hyb. 'Richard Ahrens'

Anthemis hyb. 'Sauce Hollandaise'

Aquilegia 'Nora Barlow'

Aquilegia v. 'Black Barlow'

Aquilegia v. 'William Guiness'

Astilbe (A) 'Bressingham Beauty'

Astilbe (J) 'Red Sentinel'

Astilbe (S) 'Sprite'

Bergenia 'Bressingham White'

Bergenia cordifolia

Bergenia 'Rotblum'

Brunnera macr. 'Dawson's White'

Brunnera macr. 'Variegata'

Campanula lact. 'Prichard's Var.'

Crocosmia 'Emberglow'

Crocosmia 'George Davidson'

Crocosmia 'Lucifer'

Delosperma congestum

Delosperma sutherlandii

Dicentra spectabilis

Dicentra spectabilis 'Alba'

Dierama pulcherrimum

Digitalis purp. 'Sutton's Apricot'

Digitalis purpurea

Digitalis purpurea 'Pams Choice'

Doronicum or. 'Little Leo'

Echinacea p. 'Magnus'

Echinacea p. 'White Swan'

Echinacea purpurea

Epimedium rubrum

Epimedium versicolor 'Sulphureum'

Erigeron 'Azure Beauty'

Erigeron glaucus 'Sea Breeze'

Eryngium variifolium

Euphorbia a. 'Purpurea'

Euphorbia amygdal. robbiae

Fritillaria imp. 'Lutea'

Fritillaria imp. 'Rubra'

Geranium 'Johnson's Blue'

Geranium macr. 'Spessart'

Geranium 'Rozanne'

Geranium sang. 'Max Frei'

Geranium sanguineum

Geranium sanguineum striatum

Geum chiloense 'Lady Stratheden'

Geum chiloense 'Mrs Bradshaw'

Geum 'Totally Tangerine'

Helenium 'Moerheim Beauty'

Helleborus niger

Hemerocallis 'Happy Hooligan'

Hemerocallis 'Stella de Oro'

Heuchera mic. 'Palace Purple'

Heucherella 'Cracked Ice'

Hosta 'Brim Cup'

Hosta 'Gold Standard'

Hosta 'Guacamole'

Hosta 'Halcyon'

Hosta 'Patriot'

Iris hookeri

Iris sanguinea 'Snow Queen'

Iris sib. 'Perry's Blue'

Iris sib. 'Ruffled Velvet'

Knautia macedonica

Kniphofia 'Nancy Red'

Kniphofia 'Orange Vanilla Popsicle'

Kniphofia 'Redhot Popsicle

Koeleria glauca

Leucanthemum (S) 'Wirral Supreme'

Liatris spicata 'Kobold'

Libertia grandiflora

Libertia 'Sunset Strain'

Ligularia den. 'Midnight Lady'

Lobelia fulgens 'Elmfeuer'

Lupinus 'Gallery Mixed'

Monarda 'Cambridge Scarlet'

Nectaroscordum siculum

Nepeta 'Six Hills Giant'

Nepeta 'Walker's Low'

Nerine bowdenii 'Alba'

Nerine 'Isabell'

Osteospernum j. 'Cannington Roy'

Penstemon 'Sour Grapes'

Penstemon 'White Bedder'

Perovskia atripl. 'Silvery Blue'

Persicaria aff. 'Darjeeling Red'

Persicaria aff. 'Donald Lowndes'

Phlox (P) 'White Admiral'

Primula veris

Pulmonaria 'Blue Ensign'

Pulmonaria Opal

Pulmonaria 'Raspberry Splash'

Rodgersia aesculifolia

Rudbeckia f. 'Goldsturm'

Salvia nemorosa 'Blauhügel'

Salvia nemorosa 'Caradonna'

Salvia nemorosa 'Ostfriesland'

Scabiosa col. 'Butterfly Blue'

Sedum 'Herbstfreude'

Thalictrum del. 'Splendide White'

Verbascum 'Cotswold Queen'

Verbascum 'Dark Eyes'

Verbena bonariensis

Verbena rigida

Watsonia pillansii