C. plumbaginoides ia a woody-based perennial that makes a wonderful ground cover, underplanting for spring bulbs, or planter box filler. In late summer or early fall, this plant bears terminal,...

C. willmottianum bears deep green leaves with shadings of violet at the edges, the flowers may be pale to deep blue. This woody-based perennial makes a wonderful ground cover, underplanting for...

C. glomeratum have clustered white flowers, oval flowers and slender stems on branched, winter annual weed. Opposite, hairy leaves and slender, hairy stems. Weed common to the southeastern Unit...

C. tomentosum is a ground coverthatgains its common name from profusion of small, star-shaped, white summer flowers. Leaves are fuzzy, silver and lance-shaped. A quick spreader: if unchecked, c...

C. minus is a deciduous shrub, rarely reaching more than three feet in height. The flowers are vivid periwinkle blue. This woody-based perennial makes a wonderful ground cover, underplanting fo...

C. occidentalis is a rounded, 3-6 inches tall shrub, occasionally reaching 10-15 inches tall. It is very open, almost gangly in habit, the late emerging foliage leaves the shrub almost dead loo...

Generally columnar, hairy with ribbed stems, closely set areoles and numerouse spines. Funnel shaped flowers that mature to ovoid, hairy red fruit. Use as houseplant or greenhouse specimen. ...

C. ruber has late spring deep crimson to pink flowers bloom on blue-green leaves. Great on slopes and walls and in dry areas. Part shade to full sun produces best growth and flowering results. ...

C. simplicicaulis is a perennial with a mat-forming habit. The circular flowers are shimmering pink and open from interesting buds. These plants are attractive to bees and butterflies, and are ...

C. trimfettii subsp. stricta is a perennial with a woolly appearance. The circular flowers are blue with a violet center. These plants are attractive to bees and butterflies, and are good cut f...