Reliable and long-flowering, Clematis 'Prince Charles' is a compact, deciduous vine which is richly covered with 4 in. (10 cm), pale lilac-blue, semi-nodding orchid flowers, contrasting with its pale yellow anthers and dark green foliage. Blooming from early to late summer, this vigorous and extremely floriferous Clematis vine has won the prestigious Award of Garden Merit of the Royal Horticultural Society for its noteworthy qualities. Excellent choice for trellis, it can be trained to climb a wall, fence or arbor and is also well suited to containers.