Uses
Leaves can be eaten raw or cooked. A. ptarmica yields an essential oil that is used in herbal medicine. The leaves are used as an insect repellent.
The plant is poisonous to cattle, sheep, and horses. Symptoms are generally slow to develop, and include fever, rapid pulse, difficulty breathing, weight loss, drooling, spasms and loss of muscular control, and convulsions.
Read more about this topic: Achillea Ptarmica