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The Third Avenue entrance to the King County Courthouse is temporarily closed. Please use the Fourth Avenue entrance.

  
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  • Noxious Weeds and Invasive Plants Class - learn about noxious weeds and invasive plants in this free two-hour evening workshop. 2019 sessions are completed, check back in spring 2020 for next year's program. 
  • Invasive Knotweed Control Workshop - 2019 sessions are completed, check back in spring 2020 for next year's program. 
  • Trail Weed Watcher Training - learn how to detect and report invasive weeds while you hike. 2019 sessions are completed, check back in spring 2020 for next year's program.
  • Lake Weed Watcher Training - help protect lakes from new invaders. 2019 sessions are completed, check back in spring 2020 for next year's program.
  • Taller gratuito sobre el control de las malas hierbas - Este taller gratuito es perfecto para los profesionales del jardín y el paisaje, así como cualquier otra persona interesada en el manejo de las malas hierbas. 11 de septiembre. Nota: para obtener información sobre el 2019 taller, póngase en contacto con nosotros.
  • Taller básico de jardinería (una clase de Casa Latina) - "En este taller aprendemos: a identificar las malezas, a conocer las herramientas básicas para yardwork, cómo usar mulch, mantenimiento del césped y técnicas de plantado. Este taller es ofrecido 2 veces por mes. Durante primavera, verano y otoño."
  • Noxious Weed Control Seminar - an all day seminar for vegetation management personnel, restoration crews and anyone else interested in learning more about noxious weeds and issues related to noxious weed control. 2019 sessions are completed, check back in spring 2020 for next year's program.

Register for a class (Registrarse aquí)

Weed Watcher training 2015 (photo by Julie Combs)

The King County Noxious Weed Control Program offers workshops and presentations upon request for community groups, neighborhood councils, vegetation management professionals, volunteer events, garden clubs and a wide range of other groups. Please contact Sasha Shaw if you would like a presentation on invasive plants or noxious weeds for your group, staff or community.

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).