Growing Climbing Hydrangea (Hydrangea anomala petiolaris): Vine Care Guide

About This Vine

Hydrangea anomala petiolaris is a top ornamental vine that flowers even in north-facing sites. It's a large, heavy vine needing very sturdy support. Reddish-brown peeling bark adds winter interest.

Culture

• Light: Full sun or shade; afternoon shade required in Deep South and western Zones 9–10.
• Soil: Rich, moisture-retentive, well-drained.
• Climbing: Root-like holdfasts cling to almost any surface. Lateral branches extend up to 3 feet from support, creating deep texture.

Maintenance

Prune after bloom if needed. No serious pests/diseases. Overwatering is a common cause of failure. Space 5–10 feet apart.

Growth Habit

Slow for first 2–3 years ("sleeps, then creeps, then leaps"). Vigorous once established. May take 3–5 years to start blooming.

Suggested Uses

Excellent on large shade tree trunks, walls, fences, or stone walls.