This report summarizes the activities and performance results of the Noxious Weed Control Program of King County as directed by the King County Noxious Weed Control Board. Tables and charts describe the current distribution and status of Class A and B regulated noxious weeds in King County.

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2011 Annual Report

• Program Performance and Efficiency Measures
• Class A and B Weeds - Summary Table
• Cumulative and Active Number of Infestations by Weed since 1996
• Education Activities
• Methods Used to Control Noxious Weeds
• 2011 King County Noxious Weed List

• Noxious Weeds by King County Council District

Noxious Weed Trends in King County

CHARTS

(Back to Annual Reports Page)

Related information

• DNRP publications
• Agriculture in King County, Washington
• Northwest yard and garden
• Animals, plants and habitat

Related agencies

• Dept. of Natural Resources and Parks
• Water and Land Resources Division

Program offices are located at 201 S. Jackson St., Suite 600, Seattle, WA 98104. To contact staff, see the Noxious Weed Control Program Directory, send an email, or call 206-477-WEED (206-477-9333).