Dittrichia graveolens

Dittrichia graveolens_stinkwort_flower and fruit_JM DiTomaso
Photo courtesy Joseph DiTomaso

Synonyms: Inula graveolens, Erigeron graveolens, Cupularia graveolens

Common names: stinkwort; stinkweed; Khaki weed;

Dittrichia graveolens (stinkwort) is a fall-flowering, sticky aromatic annual (family Asteraceae) that appears to be rapidly expanding its range in California.

Cal-IPC Rating: Moderate

Cal-IPC Assessment

Plant Assessment Form - Information gathered by Cal-IPC on the impacts, rate of spread, and distribution of invasive plants in California. Does not include management information.

Weed RIC Management Notes

  • Management Notes - Information on management techniques and effectiveness from the University of California Cooperative Extension’s Weed Research & Information Center.

Cal-IPC Newsletter Articles

Cal-IPC Symposium Presentations

  • Dittrichia discussion group 2012. Scroll down to discussion groups. http://www.cal-ipc.org/symposia/archive/2012_presentations.php
  • Brownsey, R., G. B. Kyser, et al. (2011). Dittrichia graveolens - a study of invasive plant biology with a focus on management. Cal-IPC 2011 Symposium. Tahoe City, CA, California Invasive Plant Council.
  • Marriott, M. (2010). The spread and control of Dittrichia graveolens. Cal-IPC 2010 Symposium. Ventura, CA, California Invasive Plant Council.
  • DiTomaso, J. M. (2004). 2004 Cal-IPC Red Alert! New invasions, recent expansions, and a few others to be on the look-out for. California Invasive Plant Council Symposium 2004. Ventura, CA.
  • Randall, J. M. (1997). Weed alert! New invasive weeds in California. California Exotic Pest Plant Council Symposium '97. Concord, CA.

Other Dittrichia graveolens Information

  • CalPhotos - Images of plants taken mostly in California.
  • Calflora - See the distribution of this species on Calflora's map of California.
  • CalWeedMapper - Distribution information with ability to determine regional priorities.
  • Jepson Online Interchange for California Flora - Information on taxonomy, biology, and distribution from UC Berkeley's Jepson Herbarium.
  • USDA PLANTS Database - Federal database with information on identification and distribution, and links to websites in individual states.