Common mullein or white mullein (Verbascum thapsus), native to Europe, Asia and North Africa, is widely cultivated in temperate climates around the world. This member of the Scrophulariaceae family is renowned for its large spikes of yellow flowers and large, woolly leaves. In addition to its nutraceutical applications, mullein is used in landscaping for its ornamental value and in traditional crafts for its soft, fibrous leaves.