Wisteria × valderi
Valder's wisteria
Named for Australian wisteria plantsman, Peter Valder, a hybrid between the twining, deciduous climbers W. brachybotrys and W. floribunda, about 8-9m tall, with the long flower racemes of W. floribunda and the broad, large flowers, hairy stems and leaves of W. brachybotrys. Fragrant, violet-blue flowers in slender racemes in mid to late spring are followed by velvety green seed pods
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Size
Ultimate height
4–8 metresTime to ultimate height
10–20 yearsUltimate spread
4–8 metresGrowing conditions
Moisture
Moist but well–drainedpH
Acid, Alkaline, NeutralColour & scent
| Stem | Flower | Foliage | Fruit | |
| Spring | Blue Purple | Green | ||
|---|---|---|---|---|
| Summer | Green | |||
| Autumn | Yellow | Green | ||
| Winter |
Position
- Full sun
- Partial shade
Aspect
South–facing or West–facing or East–facing
Exposure
Sheltered Hardiness
H6Botanical details
- Family
- Fabaceae
- Native to GB / Ireland
- No
- Foliage
- Deciduous
- Habit
- Climbing
- Potentially harmful
- Harmful if eaten. Wear gloves and other protective equipment when handling. Pets: Harmful if eaten - for further information and contact numbers regarding pets, see the HTA guide to potentially harmful plants
- Genus
Wisteria are vigorous woody climbers with twining stems bearing pinnate leaves and long pendulous racemes of fragrant pea-like flowers in spring and early summer
- Name status
Correct
How to grow
Cultivation
Can be grown informally through large tree or trained against a house wall. Will grow in most soils that are moist but well-drained in sun or part shade. See wisteria cultivation for more advice
Propagation
Propagate by layering in spring, softwood cuttings from late spring to early summer, hardwood cuttings in winter, root cuttings in late winter or grafting in late winter
Suggested planting locations and garden types
- City and courtyard gardens
- Coastal
- Cottage and informal garden
- Climber and wall shrubs
- Hedging and screens
- Wall side borders
Pruning
See pruning wisteria
Pests
May be susceptible to aphids, glasshouse red spider mite, and scale insects including wisteria scale
Diseases
May be susceptible to honey fungus (rarely), phytophthora root rot, coral spot, fungal leaf spot, virus diseases, and powdery mildews
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