Friday, August 7, 2009

Hydrangea anomala subsp. petiolaris
Common Name: Climbing hydrangea
Family: Hydrangeaceae

VINE


Hill-Stead Museum, Farmington, CT

Plant is Native to: Japan and China; zone 4.
Plant Height at maturity: 30 feet as a vine, or 3 to 4 feet as a shrub. Can grow up to 60 or 80 feet in height, with the ability to climb large trees.
Plant Habit and Form: Deciduous climbing vine. Climbs by twining and rootlike holdfasts. Main stem climbs vertically, while side branches grow horizontally, giving the plant a real depth and adding interest to the structures it climbs. Slow to establish.
Foliage: Leaves are simple, opposite arrangement. Broad heart shape, with acute to acuminate tip and serrated margins. Glossy dark green above. Fall foliage may turn yellow, often stays green. Holds late into fall.

Hill-Stead Museum, Farmington, CT

Bark: Exfoliating cinnamon or tan colored bark. Adds to look of plant.
Flower: Large flat clusters of white flowers in early June. Lacy flower texture, shows off nicely against dark green foliage. Fragrant and showy.




Hill-Stead Museum, Farmington, CT

Fruit/Seed: Small capsules, hold until fall, but not ornamentally significant.
Growing Requirements: Partial shade to full sun. Best planted on east or north side of structure. Needs cool, moist and well-drained soil; avoid hot, dry sites.
Problems and Drawbacks: Needs adequate support as it becomes large. Slow to establish.
Special Uses: One of the most attractive vines for multi-season appeal. Covers structures well, once established.
ID Tips/Remarks: Cinnamon-tan exfoliating bark. Glossy, dark green heart-shaped leaves. Root-like hold fasts. Vertical main stems and horizontal side branches.
Bibliography: http://www.hort.uconn.edu/Plants/h/hydano/hydano1.html

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