We have very little information on this species but suggest growing it in a sunny position in a well-drained soil. It has been suggested for commercial cultivation. Some plants produce mainly sterile heads. The pollen from the flowers of this species is an important cause of hay-fever in N. America.

An oil is obtained from the seed. It has been suggested for edible purposes because it contains little linolenic acid. The seed contains up to 19% oil, it has slightly better drying properties than soya bean oil.

Seed - we have no details for this species but suggest sowing the seed in situ in April.

Waste places in Western N. America. Found in dry soils, it can become a pernicious weed in cultivated soils.