The Herbarium
Part I · Medicinal herbs
Herb. No. 084

LegalCaution
Motherwort
Leonurus cardiaca
Lamiaceae
A bitter mint for a racing heart and a spinning mind — not a culinary leaf.
Traditional European women’s and heart nervine. Bitter.
- Parts used
- Aerial parts
- Traditional notes
- Anxious palpitations · Restlessness · Traditional women’s herb
- Grow · USDA 6b
- Perennial, USDA 4–8 Direct-sow. It self-sows once happy. In work: May · Jun · Jul · Aug
- Harvest
- Tops as the first whorls open.
- Gloves help — the calyces are sharp.
- One plant is a colony next year. Deadhead if you do not want that.
- Dry in the dark. Light fades the green.
Safety
Pregnancy Heavy menstrual bleeding without advice Before driving if it sedates you
Lore
Leonurus, lion’s tail. A bitter mint for palpitations and the ‘mother’s herb’ of European midwives. It self-sows in a way that suggests it has opinions about your garden.
The Herbarium — a teaching catalog, not a clinic. Traditional use is history, not a prescription. USDA 6b dates are a week either way, not a promise. Do not eat, drink, or harvest a plant you cannot name.