Source: California Invasive Plant Council

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Hypochaeris radicata (rough catsear, hairy dandelion)

Hypochaeris radicata
Hypochaeris radicata
Photo courtesy Joseph DiTomaso

Hypochaeris radicata (rough catsear, hairy dandelion) is an annual herb/forb (family Asteraceae) and a weed of lawns, pastures, and waste areas. The seeds are wind blown and can rapidly invade disturbed areas.

Cal-IPC Inventory rating: Moderate

Cal-IPC Resources on Hypochaeris radicata

Cal-IPC News Articles

  • Young, S. L. (2002). Exploring alternative methods for vegetation control and maintenance along roadsides. CalEPPC News. 10: 5-7.

Cal-IPC Symposium Proceedings

  • Giessow, J. and P. Zedler (1996). The effects of fire frequency and firebreaks on the abundance and species richness of exotic plant species in coastal sage scrub. California Exotic Pest Plant Council Symposium '96. San Diego, CA.

Other Resources on Hypochaeris radicata