'Rouge Cardinal' clematis Description
Photo courtesy of arvid jørgensen
Red. 6 petals. Average diameter 5". Single, curved edge bloom form.
Height of 6' to 8' (185 to 245 cm).
USDA zone 4b through 9b. Plant in sun or partial shade. Suitable for growing in a container. In early spring, cut back to just above the lowest set of healthy buds.