Hydrangea Semiola ('Inovalaur'PBR)
A fast-growing, self-clinging evergreen climbing or spreading ground cover shrub up to 3m in height, with foliage emerging a copper colour in spring, changing to dark green in summer, and bearing flat flowerheads of white flowers from May to June; ideal for a shady area against a fence or trellis
Buy this plant
Size
Ultimate height
2.5–4 metresTime to ultimate height
5–10 yearsUltimate spread
2.5–4 metresGrowing conditions
Moisture
Moist but well–drainedpH
Acid, Alkaline, NeutralColour & scent
Stem | Flower | Foliage | Fruit | |
Spring | Red Brown | |||
---|---|---|---|---|
Summer | White | Green | ||
Autumn | Green | |||
Winter | Green |
Position
- Full sun
- Partial shade
Aspect
East–facing or North–facing
Exposure
Sheltered Hardiness
H6Botanical details
- Family
- Hydrangeaceae
- Native to GB / Ireland
- No
- Foliage
- Evergreen
- Habit
- Climbing, Spreading branched
- 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
Trade
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 for further advice
Propagation
Propagate by softwood cuttings in early summer or hardwood cuttings in winter
Suggested planting locations and garden types
- City and courtyard gardens
- Cottage and informal garden
- Wildlife gardens
- Low Maintenance
- Climber and wall shrubs
- Ground cover
- Wall side borders
Pruning
Cut back any over-long shoots immediately after flowering. As most flowers are produced towards the top of the plant, leave as much of this un-pruned as possible
Pests
May be susceptible to aphids, capsid bug, hydrangea scale and vine weevil
Diseases
May be susceptible to a leaf spot, grey moulds, powdery mildews and honey fungus
Get involved
The Royal Horticultural Society is the UK’s leading gardening charity. We aim to enrich everyone’s life through plants, and make the UK a greener and more beautiful place.