 | Prince Charles Clematis. Cool Blue All Summer Profusion of Deeply Ribbed Blue Flowers Blooms All Summer Compact and Vigorous Clematis Prince Charles has incredible flower power! The compact plants bloom profusely for a long time from July through September. The 4" mauve-blue semi-nodding flowers are deeply ribbed with a slight twisting habit; contrasting yellow anthers. Ideal for a container plant, it is called the poor man's 'Perle d'Azur' because it is a similar blue, but more compact. It is much more manageable than some... - Prince Charles Clematis. |