Clematis integrifolia: Solitary Clematis for Borders

Clematis integrifolia – Non-Climbing Herbaceous Perennial

Herbaceous, woody-based, upright non-climbing perennial with dense sprawling habit. Solitary nodding bell-shaped flowers with slightly twisted violet-blue sepals and creamy white anthers from May to July. Sporadic summer rebloom. Mature to attractive feathery silver-green/brown seed heads.

Culture

Stems weaker in part shade; may need support. Keep roots moist and cool. Best in large groups. Fertile, medium wet, well-drained loams with organic matter. Propagate by division or basal cuttings in spring. Pests: wilt, powdery mildew, rust, fungal spots, stem cankers; scale, whiteflies, earwigs, aphids.

Quick Reference

• Height/Spread: 1–3 ft.
• Light: Full sun to part shade
• Moisture: Medium
• Bloom: Summer (blue, purple)
• Features: Showy seed heads, deer-tolerant