Part of prune group 3, we recommend trimming ‘Princess Diana’ in late fall or early spring. Exceptional as a rambling groundcover in … Princess Diana is a Group 3 type for pruning. Striking, deep reddish pink, tulip-shaped flowers with cream and maroon stamens bloom continuously from summer into early autumn. Flower color … Delivery options. Princess Diana Clematis Clematis texensis 'Princess Diana' Sku #3800. This compact stunner will grow 4-6 feet tall. Add to wishlist. A classic vine for fences, walls and arbor posts. Categories: All Plants A-Z, Cut Flower Garden, Deer Resistant Plants, Sun Plants for St Louis Missouri, Vines. Clematis 'Princess Diana' clematis (group 3) available to order from spring 2021; 2 lt pot (60cm cane) £22.99 Email me when in stock. Group 3 Pruning —Princess Diana Clematis blooms on new wood, prune hard in spring to a pair of buds about 6-12″ above ground. A great addition to an arbor, trellis or container garden. Standard; This climber is deciduous so it will lose all its leaves in autumn, then fresh new foliage appears again each spring. Offered in-store. The attractive seed heads of ‘Princess Diana’ are an added bonus in late fall. Clematis are charming usually deciduous climbers that are fast growing and once established, will profusely bear flowers in Spring or Summer. Subject to availability. Genus: Clematis Species: hybrid Variety: 'Princess Diana' Item Form: 1-Quart Zone: 4 - 8 Bloom Start To End: Mid Summer - Early Fall Clematis Pruning: Group 3 Habit: Vining Plant Height: 6 ft - 8 ft Plant Width: 3 ft - 6 ft Bloom Size: 2 in - 2.5 in Restrictions: *Due to state restrictions we cannot ship to the following: