Wisteria × formosa 'Caroline'
wisteria 'Caroline'
A vigorous climber, twining clockwise andblooming before the leaves open. The pale blue-purple flowers are borne in dense trusses up to 30cm long, from a relatively young age
Size
Ultimate height
4–8 metresTime to ultimate height
10–20 yearsUltimate spread
1–1.5 metresGrowing conditions
Moisture
Moist but well–drainedpH
Acid, Alkaline, NeutralColour & scent
| Stem | Flower | Foliage | Fruit | |
| Spring | Purple | Green | ||
|---|---|---|---|---|
| Summer | Green | |||
| Autumn | Yellow | |||
| Winter |
Position
- Full sun
- Partial shade
Aspect
South–facing or West–facing
Exposure
Sheltered Hardiness
H5Botanical 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
Accepted
How to grow
Cultivation
A large, long-lived climber so choosing the right site is important. Can be grown informally through large tree or more formally against a house wall or trained as a free-standing half standard in a container. Will grow in most soils that are moist but well-drained. See wisteria cultivation for more advice
Propagation
Propagate by layering, softwood cuttings, hardwood cuttings or grafting
Suggested planting locations and garden types
- Cottage and informal garden
- Coastal
- Flower borders and beds
- Wall side borders
- Climber and wall shrubs
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
Get involved
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