Dahlia coccinea 'Mixed'

Dahlia coccinea palmeri

Dahlia excelsa "Tree Dahlia"

Dahlia imperialis "White Tree Dahlia"

Dahlia imperials "Bell Tree Dahlia"

Datura metel "Belle Blanche"

Datura metel 'Black Currant Swirl'

Delphinium belladonna 'Bellamosum'

Delphinium belladonna 'Cliveden Beauty'

Delphinium 'Dowdeswell Royal Aspirations'

Delphinium elatum "True Wild Form"

Deppea splendens

Dianthus arenarius

Dianthus Chomley Farran

Dianthus gratianopolitanus "Cheddar Pinks"

Dianthus plumarius 'Flore Pleno'

Dianthus superbus "Fringed Pink"

Dierama 'Blackbird'

Digitalis obscura "Sunset Foxglove"

Dipogon lignosus "Cape Sweet Pea"

Dudleya pulverulenta