Crimson-Spot Rockrose
Curly Top Sedge
Curve-leaf Yucca
Cushion Coyote Brush
Cushion Sageleaf Rockrose
Cutleaf Staghorn Sumac
Daffodil
Danesblood Bellflower
Dark Star Ceanothus
David viburnum
Dawn Redwood
Daylily (hybrid selection)
Dazzler Flax
Dazzling Gold Bearded Iris
Dbl. White Lady Banks' Rose
Deer Fern, Deer Tongue Fern
Deer Grass
Delavayi Osmanthus
Deodar Cedar
Desert Bigelov Nolina, Beargrass