Princess Diana Clematis

Princess Diana Clematis is a deciduous, climbing clematis selected for its distinctive tulip-shaped flowers and long bloom season. It’s a classic choice for adding vertical color to garden structures or for use as a rambling groundcover.

• Botanical name: Clematis texensis ‘Princess Diana’
• Plant habit: Climbing (twining stems)
• Deciduous: Yes

Striking, deep reddish-pink, tulip-shaped flowers feature cream and maroon stamens. The unique flower form adds a refined, lantern-like look on trellises and fences.

• Flower color: Pink (deep reddish pink)
• Flower style: Tulip-shaped
• Flower attributes: Long bloom season; showy flowers

Enjoy continuous flowering from summer into early autumn, making this a high-impact option for late-season color.

• Bloom time: Summer to fall
• Season performance: Continuous bloom through the warm season into early autumn

With support, twining stems quickly climb and create a dense, flowering display—perfect for vertical gardening in smaller footprints.

• Height with support: 6–8 ft.
• Support needed: Trellis, arbor, fence, or other structure
• Growth rate: Fast

Plant in full sun to partial sun for best flowering and overall vigor.

• Light: Full sun to partial sun

Water deeply when the top inch of soil is dry. During the first growing season, water deeply and regularly to establish strong roots.

• Routine: Water deeply when top 1 inch of soil is dry
• First season: Deep, regular watering to establish an extensive root system

This clematis thrives in well-drained, slightly alkaline soil. Keep roots sheltered and cool while allowing the top growth to reach the sun. Mulch the soil surface to conserve moisture and protect the root zone.

• Soil: Well-drained, slightly alkaline
• Root zone: Keep roots sheltered/cool
• Mulch: Recommended to conserve moisture

Feed when new growth begins, then repeat after the first flush of blooms to encourage vigorous growth and continued flowering.

• First feeding: When new growth begins
• Follow-up: Repeat after first bloom flush

Princess Diana Clematis is in Pruning Group 3. Prune according to Group 3 practices to support strong new growth and reliable flowering.

• Pruning group: 3
• Tip: Prune to encourage vigorous new shoots and a fuller bloom display

A classic vine for fences, walls, and arbor posts, and exceptional as a rambling groundcover in beds and borders. Also performs beautifully in containers with a support structure.

• Uses: Border, container, espalier, ground cover
• Best structures: Trellis, arbor, fence, wall supports

Built for dependable performance, this vine combines vigorous growth with resilience in challenging landscapes.

• Special features: Easy care; fast growing
• Tolerances: Deer resistant; black walnut tolerant

Suitable for a wide range of climates where clematis thrives, offering reliable seasonal performance as a deciduous vine.

• Growing zones: 4–9
• Seasonal note: Deciduous—drops leaves in winter and regrows in spring

Pair Princess Diana Clematis with shrubs and perennials that complement its late-season bloom and provide contrast in foliage and form.

• Japanese Maple (Acer)
• Climbing Rose (Rosa)
• Daylily (Hemerocallis)
• Hydrangea (Hydrangea)
• Butterfly Bush (Buddleja)

Helpful identifiers for cataloging and merchandising.

• Pronunciation: KLEM-a-tis teck-SEN-sis