Has hairy, opposite, strong smelling (unpleasant), heart shaped, toothed, mid green...Read More leaves. Bears hooded, dull red/purple or sometimes white or pink, often marked with white flowers held in whorls up the flower stalk.
Flowers June-October.
Likes a well drained, fertile soil in sun or partial shade and will naturalise where happy. Spreads by rhizomes and is a good woodland, wild garden flower or next to a hedge.
A perennial from Europe and West Asia.
Has hairy, opposite, strong smelling (unpleasant), heart shaped, toothed, mid green...Read More