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2017 Topics

  • Weed list updates and new listed species
  • Noxious weed identification and control
  • Biocontrol for noxious weeds
  • Knotweed control and injector training (participants will qualify to borrow the program’s knotweed injectors)
  • Weed control in wet places
  • Selecting herbicides for noxious weed control

Session Dates and Locations

  • 2017 sessions have been completed, check back here in early 2018 for next year's schedule

For more information: contact Sasha Shaw.

Noxious weed control seminar at Preston Community Center

Related information

Related agencies


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).