Purple

Delphinium 'Pixie Rocket® Neptune Rocket'

Larkspur

Delphinium 'Summerfield Oberon'

Delphinium 'Tiddles'

Delphinium Cameliard Group

Delphinium Delgenius Blue Fabulosa = 'Et Dlp 838'

Larkspur

Delphinium Delgenius™ Glitzy = 'Et Dlp 17 10'

Larkspur

Delphinium elatum 'Paramo Black Velvet'

Deutzia longifolia 'Veitchii'

Long leaved deutzia

Dianthus 'Devon Wizard'

Carnation

Dianthus 'Diana Lavender Picotee'

Pink, Clove

Dianthus 'Sunflor Finesse'

Pot carnation

Dianthus Starlight = 'Hilstar'

Pink, Clove

Dicentra eximia

Turkey corn, Staggerweed, Fringed bleeding heart, Wild bleeding heart

Dicentra eximia 'Snowdrift'

Turkey corn, Staggerweed, Fringed bleeding heart, Wild bleeding heart

Dicentra formosa 'Bacchanal'

Our lady in a boat, Lyre flower, Wild bleeding heart, Pacific bleeding heart

Dictamnus albus var. purpureus

Fraxinella, Dittany, Gas plant

Dierama dracomontanum x pulcherrimum

Hybrid wand flower, Drakensberg angel's fishing wand

Digitalis 'Lucas'

Foxglove

Digitalis purpurea

Common purple foxglove, Fairy thimbles, Dead men's bells, Lady's glove, Witches' gloves

Digitalis purpurea 'Camelot Lavender'

Common purple foxglove, Fairy thimbles

Digitalis purpurea Excelsior Group

Common purple foxglove, Fairy thimbles, Dead men's bells, Lady's glove, Witches' gloves

Dipsacus fullonum

Teasel, Common teasel

Dracocephalum ruyschiana

Siberian dragon's head, Northern dragon's head

Dracunculus vulgaris

Dragon arum

Echinacea purpurea

Purple coneflower, Black Samson, Eastern purple coneflower, Hedge coneflower

Echinacea purpurea 'Augustkonigin'

Purple coneflower, Black Samson, Eastern purple coneflower, Hedge coneflower

Echinacea purpurea 'Sensation Wild Romance'

Purple coneflower

Echinacea purpurea dark-stemmed

Purple dark stemmed coneflower

Echinacea tennesseensis

Tennessee purple coneflower

Echinops bannaticus 'Taplow Blue'

Blue globe thistle

Echinops ritro

Steel globe thistle, Small globe thistle, Southern globethistle

Elsholtzia stauntonii

Staunton Elscholtzia

Epimedium grandiflorum f. violaceum

Longspur barrenwort, Long spur bishop's cap

Erica australis

Spanish heath, Southern tree heath

Erica australis

Heather, Spanish heath, Southern tree heath

Erica australis 'Holehird'

Spanish heath, Southern tree heath

Erica australis 'Riverslea'

Spanish heath, Southern tree heath

Erica carnea 'Nathalie'

Spring heath, Mountain heath, Winter heath

Erica carnea 'Praecox Rubra'

Spring heath, Mountain heath, Winter heath

Erica carnea 'R. B. Cooke'

Spring heath, Mountain heath, Winter heath

Erica carnea 'Wintersonne'

Spring heath, Mountain heath, Winter heath

Erica cinerea 'Atropurpurea'

Heather, Bell heath, Bell heather, Scotch bell, Grey heather, Twisted heath

Erica cinerea 'Cindy'

Heather, Bell heath, Bell heather, Scotch bell, Grey heather, Twisted heath

Erica cinerea 'Eden Valley'

Heather, Bell heath, Bell heather, Scotch bell, Grey heather, Twisted heath

Erica cinerea f. aurefolia 'Golden Drop'

Heather, Bell heath, Bell heather, Scotch bell, Grey heather, Twisted heath

Erica cinerea f. aureifolia 'Fiddler's Gold'

Heather, Bell heath, Bell heather, Scotch bell, Grey heather, Twisted heath

Erica cinerea f. aureifolia 'Golden Hue'

Heather, Bell heath, Bell heather, Scotch bell, Grey heather, Twisted heath

Erica cinerea f. aureifolia 'Rock Pool'

Heather, Bell heath, Bell heather, Scotch bell, Grey heather, Twisted heath