Plant them immediately after purchase. The corms can be quite large. Colchicums are poisonous. Large bulbs produce lily-like bright pink flowers on thick stems 24 to 36 inches August to September Full sun is essential. Hardy with a mulch.
Leaves are green or speckled and spear-shaped.
Funnel-shaped flowers are white, pink, rust, or yellow. 1 to 4 ft July to October Well-drained, rich soil, in full sun to partial shade. In colder areas of SC, store in pots indoors at 50-60 degrees during the winter. Climbs to 6 feet June to September Filtered sun. Store in dry peat moss or sand at 55 to 65 degrees during the winter.