A short-lived perennial growing to 0.9 m (3ft). It is in flower from July to September, and the seeds ripen from August to September. Can grow in most soils including nutritionally poor soil. Prefers to be moist, full sun or semi-shade.
Commonly used in Chinese medicine, it is considered to be one of the 50 fundamental herbs. Uses are similar to that of Leonurus cardiaca plus the seed is also used in the treatment of various women's complaints and as a treatment for conjunctivitis and night blindness. The plant can be also used externally as a poultice for bruises as it stimulates blood circulation.
Always consult a professional before using herbs medicinally