Dome Euphorbia
Don Juan Climbing Rose
Donkey Tail, Burro Tail
Double Flower Mock Orange
Double Japanese Kerria, Kerrybush
Double Sunburst Coreopsis
Douglas Fir
Douglas Iris
Douglas Pyramidal Arborvitae
Dr. Hurd Manzanita
Dragon Tree
Dry Rockrose
Dusky Challenger Bearded Iris
Dusty Miller
Dusty Miller, Silver Groundsel
Dutch Iris Hybrid selection
Dwarf Alberta Spruce
Dwarf Basket-of-Gold
Dwarf Carolina Laurel Cherry
Dwarf Compact Heavenly Bamboo