Hypericum revolutum
A half-hardy semi-evergreen shrub to 3m tall, with reddish-brown shoots and opposite pairs of elliptical leaves; the foliage has an aroma of curry when crushed. From summer to autumn it may produce cup-shaped yellow flowers with prominent tufts of stamens, however it is shy to flower in British gardens. Suitable only for a very sheltered position outdoors or cool greenhouse
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Size
Ultimate height
2.5–4 metresTime to ultimate height
10–20 yearsUltimate spread
1.5–2.5 metresGrowing conditions
Moisture
Well–drainedpH
Acid, Alkaline, NeutralColour & scent
| Stem | Flower | Foliage | Fruit | |
| Spring | Green | |||
|---|---|---|---|---|
| Summer | Yellow | Green | ||
| Autumn | Yellow | Green | ||
| Winter |
Position
- Full sun
Aspect
South–facing or West–facing
Exposure
Sheltered Hardiness
H3Botanical details
- Family
- Hypericaceae
- Native to the UK
- No
- Foliage
- Semi evergreen
- Habit
- Bushy
- Potentially harmful
- Fruit are ornamental - not to be eaten. Wear gloves and other protective equipment when handling
- Genus
Hypericum can be annuals, perennials, shrubs or trees, evergreen or deciduous, with usually paired leaves and showy yellow flowers with prominent stamens, followed by capsules, occasionally berry-like
- Name status
Correct
- Plant range
- SW Asia, Africa
How to grow
Cultivation
Under glass grow in loam-based potting compost with added extra grit. Position in full light and water freely in the growing season, moderately at other times. Outdoors grow in freely-draining soil in full sun, or against a south-facing wall
Propagation
Propagate by seed or semi-ripe cuttings
Suggested planting locations and garden types
- City and courtyard gardens
- Climber and wall shrubs
- Conservatory and greenhouse
Pruning
See pruning group 1
Pests
Generally pest-free
Diseases
May be susceptible to a rust and honey fungus (rarely)
Get involved
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