|Longevity: HP (zones 4 to 9)|
|Average Height: 18 inches|
One of the most widely used plants of the Plains Indians, modern science has confirmed many of its attributes, including insecticidal and anti-bacterial properties. A proven immune system stimulate, pharmaceutical preparations for treating herpes sores, canker sores and colds are available. The root is the part used. Well-drained alkaline soil is required to keep this happy.