| 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 spring bulbs, or planterbox filler. In late summer or early fall, this plant bears terminal, spike-like, brilliant blue flowers. Leaves also become tinged with red during the fall. Mulch in colder areas. Cut back in the South. Well-drained soil with ample organic matter
a must. |