Mýrastigi

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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