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Hypericum perforatum
St. John's Wort
Clusiaceae
Height
100 cm
Flower colour
yellow
Flowering time
August - September
Foliage colour
green
Sunlight
sun
Soil
well drained, sandy
pH
acid - neutral - alkaline
Hardiness
hardy
Plant range
Europe, W-Asia og N-Africa
Hypericum is a large genus of around 490 species in the family Hypericaceae, with a fairly global distribution. The genus includes perennials, shrubs and small trees, all with yellow flowers with prominent stamens.
Propagation:
Division in spring.
Seed - sown in March.
Seed not covered as it needs light to germinate. Stored at 20°C (68°F) until germination.
Tall plant, doesn't need staking. Toxic plant, especially hazardous for livestock. Used as a herbal medicine.
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