MEDICINAL:
Vervain is used to treat the liver and diseases related to the liver, exhaustion, fatigue, fever, insomnia, asthma, post-natal depression, as well as painful or irregular menses. It will also help increase the flow of a mother's milk. Do not use during pregnancy.
GROWING:
Vervain is a perennial herb that grows 1 to 2 feet tall. It prefers full sun, average to rich soils, and is grown throughout temperate North America. It is rather short-lived, but self-sows. Harvest the leaves and flower tops as the plants bloom.