Grow Hydrangea anomala 'Petiolaris' when you want a self-clinging woody vine that adds vertical texture, summer bloom, and handsome bark. This climbing hydrangea attaches by aerial roots, making it a great choice for brick, stone, fences, arbors, or a sturdy tree trunk. In early to mid-summer, it produces flattened lacecap clusters of creamy white flowers that brighten shady spaces, followed by an attractive framework of stems and exfoliating bark for off-season interest.

Plant it in moist, well-drained soil enriched with organic matter, and mulch to keep roots cool and evenly watered during establishment. It performs best in partial shade to shade and is a reliable option for north or east exposures. If you use it as a groundcover, expect a low, spreading habit, typically 36-48 inches tall; when trained as a climber, it can ascend much higher with strong support and time. Young plants may need tying until they begin to cling on their own.

Prune lightly and only as needed after flowering, since blooms form on older wood. Remove dead, damaged, or wayward stems, and thin congested growth to improve airflow and light penetration. Give it patience early on, then enjoy a long-lived climber that rewards you with summer flowers and year-round structure.

Specifications

• Cold hardiness zone: 4-8 (-30 degrees F) - Contact your local extension to confirm hardiness if you are in a fringe zone (we cannot guarantee hardiness in fringe zones)
• Light: Part sun   Shade
• Mature prostrate height: 36-48"
• Spread: 60-72"
• Tolerant of: Drought, Rabbits
• Climbs: Yes
• Vine: Yes

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