Weed Identification Help 

Are you concerned about that mystery plant growing in your pasture? Or wonder if that new garden flower taking over your backyard or your pond is a noxious weed?

We offer several ways to help you identify plants:

• Browse our weed photo index to see if your weed is there
• Send quality digital pictures by email
• Mail us a plant (in a sealed plastic bag with a DRY paper towel, including information to contact you)

King County Noxious Weed Program
201 S. Jackson St., Suite 600
Seattle WA 98104 

• Call us at 206-296-0290 to set up a site visit
• Report a weed site via the Web, use our infestation report form

Program offices are located at 201 S. Jackson St., Suite 600, Seattle, WA 98104. To contact a staff member at the King County Noxious Weed Control Program, please call 206-296-0290 or reach them by email.