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Reference Library Noxious Weeds
Local Resources

For more information on weed identification, monitoring, reporting, and management contact your local weed management area and/or your local county agricultural commissioner:

  • Lassen County - Lassen County Special Weed Action Team (SWAT), Carolyn Gibbs (530)252-5325 or County Agricultural Commissioner, Ken Smith (530)251-8110
  • Modoc County - Modoc Weed Management Area, Irene Davidson (530)233-8836 or County Agricultural Commissioner, Joe Moreo (530)233-6401
  • Siskiyou County - Siskiyou Weed Management Area, Pat Griffin (530)841-4025
  • Shasta County - Shasta Weed Management Area and County Agricultural Commissioner, Mary Pfeiffer (530)224-4949
Thistle bush near confluence of the South and North Forks of the Pit River.

Books and Papers

Bossard, C.C., J.M. Randall, and M.C. Hoshovsky.�2000.�Invasive Plants of California�s Wildlands.�University of California Press, Berkeley and Los Angeles, California.

Tu, Mandy, Callie Hurd, & John M. Randall.� Versiondate: 4 April 2001.�Weed Control Methods Handbook:�Tools and Techniques for Use in Natural Areas.�The Nature Conservancy.

Whitson, T.D.� 2000.�Weeds of the West.�9th edition.�Grand Teton Lithography, Jackson, Wyoming.

Mullen, B., L.W.J. Anderson, J.M. DiTomaso, R.E.Eplee, and K.D. Getsinger.�2000. Invasive Plant Species.�CAST (Council for Agricultural Science and Technology) pub: Issue paper No. 13, February.