Hypericum patulum
goldencup St John's wort
A bushy, spreading, evergreen or semi-evergreen shrub 1.2 m tall, with dark green leaves to 6cm long and cup-shaped, golden-yellow flowers in clusters of up to fifteen flowers borne from summer to early autumn
Size
Ultimate height
1–1.5 metresTime to ultimate height
5–10 yearsUltimate spread
1–1.5 metresGrowing conditions
Moisture
Moist but well–drained, Well–drainedpH
Acid, Alkaline, NeutralColour & scent
| Stem | Flower | Foliage | Fruit | |
| Spring | Green | |||
|---|---|---|---|---|
| Summer | Yellow | Green | ||
| Autumn | Yellow | Green | ||
| Winter | Green |
Position
- Full sun
- Partial shade
Aspect
South–facing or West–facing or East–facing
Exposure
Sheltered Hardiness
H4Botanical details
- Family
- Hypericaceae
- Native to the UK
- No
- Foliage
- Evergreen or Semi evergreen
- Habit
- Bushy, Spreading branched
- Potentially harmful
- Fruit are ornamental - not to be eaten. Wear gloves and other protective equipment when handling. Pets: Fruit are ornamental - not to be eaten - see the HTA guide to potentially harmful plants for further information and useful contact numbers
- 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
- China (Sichuan, Guizhou)
How to grow
Cultivation
Grow in moderately fertile, well-drained soil or moist but well-drained soil in full sun or part shade
Propagation
Propagate by softwood cuttings (greenwood) or semi-ripe cuttings in summer
Suggested planting locations and garden types
- City and courtyard gardens
- Coastal
- Cottage and informal garden
- Flower borders and beds
- Hedging and screens
Pruning
Pests
Generally pest-free
Diseases
May be susceptible to a rust and honey fungus (rarely)
Get involved
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