Description
Tanacetum hololeucum (also called white-flowered tansy, among many other common names) is a perennial herb that grows up to 1 m tall. It is native to western North America, from British Columbia to California, and is found in dry open woods, meadows, and rocky slopes. Its leaves are alternate, pinnately divided, and its flowers are white and daisy-like.
Flower, Seeds and Seedlings
Tanacetum hololeucum has yellow flowers with a diameter of 1-2 cm, and the seeds are small, dark brown and oval-shaped. The seedlings have a single, oval-shaped cotyledon and a pair of opposite, oval-shaped leaves.
Cultivation and Propagation
Tanacetum hololeucum is a perennial plant that can be propagated by seed or division. It prefers full sun to partial shade and moist, well-drained soil. It is drought tolerant once established. It can be divided in spring or fall.