Motherwort
Image: Jean-Marc Vallières (cc-by-nc)
NameMotherwort
Scientific NameLeonurus cardiaca
Common NamesMotherwort, Lion's Ear, Lion's Tail, Throw-wort
Plant FamilyLamiaceae
Natural HabitatNative to Central Asia and southeastern Europe, Motherwort has naturalized widely in temperate regions globally. It thrives in disturbed areas, roadsides, waste ground, forest edges, and meadows, often preferring partial shade to full sun and well-drained soil.
Parts Usedleaf,flower,whole_plant
Medicinal Actionsnervine,sedative,anti-inflammatory,antioxidant,diuretic,astringent
Traditional UsesTraditionally used to calm the nervous system, especially in cases of anxiety, insomnia, and nervous tension, particularly when associated with heart palpitations or high blood pressure. It is also valued for its emmenagogue properties, supporting women's reproductive health, and for easing menstrual discomfort and menopausal symptoms.
Active ConstituentsLeonurine, stachydrine, iridoids, flavonoids, diterpenes, phenolic acids
Preparation Methodsinfusion,tincture,powder
Contraindications & WarningsShould not be used during pregnancy due to its uterine stimulant properties. May interact with blood-thinning medications, heart medications, and sedatives. Use with caution in individuals with hypothyroidism or heavy menstrual bleeding.
Cultivation NotesEasily grown from seed or division in spring or fall. Prefers full sun to partial shade and well-drained soil. It can self-seed readily and may become invasive in some areas. Harvest aerial parts when the plant is in flower.
Raritycommon
Description
Motherwort is a herbaceous perennial plant characterized by its square stems, palmate leaves, and whorls of small, pinkish-purple flowers that develop into spiny seed heads. It typically grows to 2-5 feet tall and has a somewhat bitter taste. The image shows the dried stalks with persistent seed heads in a snowy, winter landscape.
