Van Bourgondien

Garden Guide Perennials

Varieties

Cat Tail

See Typha

Centaurea

(Bachelor Button) Plant in well-drained, slightly alkaline soil in full sun. It tolerates dry soil, but cannot tolerate soggy soil in winter. Space 24" apart. Most striking when planted in bold clumps of 3-5 plants. Grows 24-30" tall. Blooms June-July. Hardy in zones 3-10.

Chelone obliqua

(Snakehead, Turtlehead) Plant in rich, moist soil in partial shade. It thrives near a pond or stream. Space 24" apart. Grows 24-36" tall. Blooms August-September. Hardy in zones 7-9.

Christmas Rose

See Helleborus

Chrysanthemum

(Shasta Daisy) Plant in rich, very well-drained soil in full sun. Space 18-24" apart. Keep watered and fertilize regularly throughout the growing season. Deadhead to encourage second flush of bloom and to keep the plant looking neat. Divide in spring or fall every 2-3 years to keep plants vigorous and compact. Grows 12-16" tall. Blooms July-August. Hardy in zones 4-9.

Cimicifuga

(Bugbane) Plant in deep, well-drained, humusy soil in full sun to shade. Space 24" apart. Rarely needs staking despite its height. Grows 4-6' tall. Blooms September-October. Hardy in zones 3-9.

Cinquefoil

See Potentilla

Clustered Bellflower

See Campanula

Columbine

See Aquilegia

Commelina

(Mexican Dayflower) Plant in welldrained soil in full sun to partial shade. Space 12-18" apart. Grows 12-18" tall. Flowers in summer. Completely hardy in zones 8-10. In zones 6-8, mulch well for winter protection. In colder areas, dig and store in sand or sawdust in a cool dry place over the winter.