Hypericum perforatum
St. John's Wort


Height:  100 cm 

Flower colour: yellow

Flowering time:  August - September

Sunlight: sun

Soil:  well drained, sandy

pH: acid - neutral - alkaline

Hardiness: hardy

Plant range: Europe, W-Asia og N-Africa


Tall plant,
doesn't need staking.
Toxic plant,
especially hazardous
for livestock.
Used as a herbal medicine.

Photos and experiences of growing this plant in Iceland are welcomed  in the comments below.

gardaflora@gardaflora.is    I     © 2015-2019  Garðaflóra.

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