About
Hypericum coris, heath-leaved St John's wort, is a mound-forming, evergreen sub-shrub to 20 cm with spindly stems bearing fine, linear, heath-like, green leaves and clusters of deep-yellow flowers in summer. A charming, compact St John's wort for a sunny, very well-drained rock garden or raised bed.
About the genus
Hypericum, the St John's worts, are annuals, perennials, shrubs or trees, evergreen or deciduous, with usually paired leaves and showy, five-petalled, yellow flowers with prominent stamens, followed by capsular or berry-like fruits. An enormously versatile genus for sun and shade in well-drained soils.
Plant details
Suggested usesBedding, containers, hanging baskets.
Care notes
CultivationPlant out after last frost in fertile, well-drained soil.
PruningDeadhead regularly to prolong flowering.
PropagationGrow from seed sown in spring.
Pest resistanceGenerally pest-free. Monitor for common garden pests.
Disease resistanceGenerally disease-resistant. Ensure good air circulation.