Climbing Hydrangea
Hydrangea anomala subsp. petiolaris

Family: Hydrangeaceae (hy-drain-jee-AY-see-ee)
Genus: Hydrangea (hy-DRAIN-juh)
Species: anomala subsp. petiolaris

Synonym:Hydrangea petiolaris

Height
30-40 ft. (9-12 m)

Spacing
24-36 in. (60-90 cm)

Hardiness
USDA Zone 4a: to -34.4 °C (-30 °F)
USDA Zone 4b: to -31.6 °C (-25 °F)
USDA Zone 5a: to -28.8 °C (-20 °F)
USDA Zone 5b: to -26.1 °C (-15 °F)
USDA Zone 6a: to -23.3 °C (-10 °F)
USDA Zone 6b: to -20.5 °C (-5 °F)
USDA Zone 7a: to -17.7 °C (0 °F)
USDA Zone 7b: to -14.9 °C (5 °F)

Sun Exposure
Partial to Full Shade

Danger
Parts of plant are poisonous if ingested

Bloom Color
White/Near White

Bloom Time
Mid Spring
Late Spring/Early Summer
Mid Summer
Late Summer/Early Fall

Foliage
Deciduous

Other details
This plant is attractive to bees, butterflies and/or birds
Average Water Needs; Water regularly; do not overwater

Soil pH requirements
5.6 to 6.0 (acidic)
6.1 to 6.5 (mildly acidic)
6.6 to 7.5 (neutral)

Patent Information
Non-patented

Propagation Methods
From softwood cuttings
From semi-hardwood cuttings
From seed; winter sow in vented containers, coldframe or unheated greenhouse
From seed; stratify if sowing indoors
By air layering

Seed Collecting