Lavender is part of the great herbal family. It can be made into a light-tasting herbal tea and used in cooking as a flavoring.
Ideal also for perfuming lingerie like our grandmothers did (if you wear that sort of thing).
But here's the good stuff...
Promotes sleep and aids digestion. Anxiety, restlessness, insomnia, digestive discomforts of nervous origin, bloating.