Hydrangea petiolaris
climbing hydrangea
A large self-clinging, deciduous climber with broadly oval leaves turning yellow in autumn. Flower-heads to 20cm in width, with small fertile flowers surrounded by showy white sterile ones
Size
Ultimate height
Higher than 12 metresTime to ultimate height
10–20 yearsUltimate spread
4–8 metresGrowing conditions
Moisture
Moist but well–drainedpH
Acid, NeutralColour & scent
Stem | Flower | Foliage | Fruit | |
Spring | Green | |||
---|---|---|---|---|
Summer | White | Green | ||
Autumn | Yellow | |||
Winter |
Position
- Full sun
- Partial shade
Aspect
East–facing or North–facing or South–facing or West–facing
Exposure
Sheltered Hardiness
H5Botanical details
- Family
- Hydrangeaceae
- Native to GB / Ireland
- No
- Foliage
- Deciduous
- Habit
- Climbing
- Potentially harmful
- Skin allergen. Wear gloves and other protective equipment when handling. Pets (dogs, cats): Harmful if eaten. For further information and contact numbers regarding pets, see the HTA guide to potentially harmful plants
- Genus
Hydrangea can be deciduous or evergreen shrubs, or self-clinging climbers, with flowers in clusters usually comprising both small fertile and more showy sterile flowers; often good autumn colour
- Name status
Correct
- Plant range
- Japan, S Korea
How to grow
Cultivation
Grow in any moist but well-drained soil in partial shade or grow in sun if soil remains reliably moist. Improve chalky soils with organic matter to support good growth. See climbing hydrangea cultivation
Propagation
Suggested planting locations and garden types
- City and courtyard gardens
- Cottage and informal garden
- Wildlife gardens
- Low Maintenance
- Wall side borders
- Climber and wall shrubs
Pruning
Pruning group 11 after flowering
Pests
May be susceptible to aphids, capsid bug, hydrangea scale and vine weevil
Diseases
May be susceptible to a leaf spot, powdery mildews, grey moulds (Botrytis) and honey fungus (rarely)
Get involved
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