Artemisia princeps, also called Korean wormwood, Korean mugwort, and Japanese mugwort in English, is an Asian plant species in the sunflower family, native to China, Japan, and Korea. It is a perennial, very vigorous plant that grows to 1.2 meters. This species spreads rapidly by means of underground stolons and can become invasive. It bears small, buff-colored flowers from July to November which are hermaphroditic, and pollinated by wind. The leaves are feather shaped, scalloped and light green, with white dense fuzz on the underside.