Hypericum androsaemum is from the Hypericaceae family of plants. It is also known as androsaemum officinale, Sweet Amber, Shrubby St. John’s Wort, Balm of the Warrior’s Wounds, Park Leaves, or Tutsan (from French toute-sain meaning healing all). It is native to Europe, Northern Africa, and Western Asia. Hypericum androsaemum was published by Carl Linnaeus (1707-1778), a Swedish botanist in Species Plantarum. He was also known as Carl von Linné.
Hypericum androsaemum is a small, easy-growing shrub that grows to about 70cm or 24in. It is deciduous and upright. The foliage is oval green and it flowers in late spring or summer with bright yellow flowers. Flowers have 5 petals and are cup-shaped with prominent stamens. After flowering, it produces red berries that later turn blackish.
Grow Hypericum androsaemum in the sun or partial shade. Plant it in moist but well-drained soil. The shade is ok but you will have less in flowers. It is pest-free and disease-free. Watch out for root rot if it is very humid. Hypericum androsaemum is deer-resistant. It is also drought-tolerant once established. Propagate by seed or semi-hardwood cuttings. This plant is considered invasive in New Zealand.
This plant is used for medicinal purposes. In the Mediterranean region, it is known for its diuretic and hepatoprotective benefits. They also use it as an anti-depressant. In England, ointments are made to treat cuts. In Portugal, it is known as Hipericão do Gerês and used for medicinal properties.