Dodecatheon 'Aphrodite' is a hybrid of a North American native with reflexed pink petals with yellow and red highlights.

Doodia media (syn. Blechnum medium) is a stunning fern with bright red to pink new fronds that darken to green.

Dryopteris affinis 'Cristata' aka 'The King' is a large, bold fern with crested tips.

Dryopteris championii is a large, evergreen fern with arching, dark green, glossy fronds.

Golden mist fern (Dryopteris labordei) has new fronds that emerge gold highlighted with orange and salmon tints.

Dryopteris tokyoensis, commonly called Tokyo wood fern, is an erect, vase-shaped, deciduous fern.

Dryopteris x remota is one of the earliest ferns to emerge in spring and exceptionally drought tolerant.

Dyckia 'Pale Ryder' has dramatic silver-white rosettes of succulent foliage edged with dramatic teeth. A fantastic pot specimen and winter houseplant.

Dyckia 'Red' has dramatic red rosettes of succulent foliage with silver undersides. A fantastic pot specimen and good winter houseplant.

Silver carpet (Dymondia margaretae) is a slowly spreading, evergreen, groundcover from the Western Cape of South Africa

Echeveria setosa is a tender succulent with red flowers and soft, fuzzy silver-white hair on green leaves.

Echinacea pallida 'Hula Dancer' has slender, reflexed, white or pink ray florets around reddish-brown cones.

Echinacea paradoxa has deep yellow, daisy-like flowers and coppery-chocolate-brown central cones.

Echinacea purpurea 'Pink Double Delight' is a shorter purple coneflower with fully-double pink flowers.

Echinacea 'Delicious Candy' has bright magenta-pink coneflowers with horizontally held petals around large, red cones on strong, well-branched stems.

Echinacea purpurea 'Double Decker' / 'Doppleganger' sports a second tier of petals which erupts from the tip of the cone.

Echinacea purpurea 'Fatal Attraction' is a purple coneflower with large deep purple-pink flowers with upright petals on red stalks.

Echinacea purpurea 'Green Envy' is a peculiar coneflower with rounded, green petals and green cones.

Echinacea 'Green Jewel' is an amazing not-so-purple coneflower in Granny Smith apple green.

Echinacea 'Green Twister' has unusual lime green petals that transition to magenta around its dark red cone.