‘Greek Common St. John's Wort’

St. John’s Wort / Millepertuis perforé / Βάλσαμο


Common Name: St. John’s Wort / Millepertuis perforé / Βάλσαμο

Scientific Name: Hypericum perforatum


Plant’s cycle: Perennial

Light Requirement: semi-shade, Full Sun

Soil type: Easily grown in any reasonably good well-drained but moisture retentive soil.

Sowing in nursery: Spring or Autumn

Direct Planting: Spring or Autumn

Germination: 30 to 90 days after sowing at 10°C

Spacing: 30cm/30cm/3cm deep  


Flower is hermaphrodite (have both male and female organs)

Pollination: self-pollinated, Insects.

Plant is self-fertile


Edible Parts: make tea from flowers  

Medicine: Analgesic;  Antidepressant;  Antiseptic;  Antispasmodic;  Aromatic;  Astringent;  Cholagogue;  Digestive;  Diuretic;  Expectorant;  Homeopathy;  Nervine;  Resolvent;  Sedative;  Stimulant;  Vermifuge;  Vulnerary.

Known Hazards: Skin contact with the sap, or ingestion of the plant, can cause photosensitivity in some people. If used with drugs classed as serotonin reuptake inhibitors (fluoxetine: Prozac, paroxetine: Paxil) symptoms of serotonin syndrome may occur: mental confusion, hallucinations, agitation, headache, coma, shivering, sweating, fever, hypertension, tachycardia, nausea, diarrheoa, tremors. St John's wort can reduce the effectiveness of prescription medicine inc: contraceptive pill, antidepressants, immune suppressants, HIV medications, warfarin, and digoxin.