Common cordgrass
Spartina anglica

This Class A noxious weed is found in several counties in Washington State including Skagit and Snohomish County. It has been found on Vashon Island in King County but that population appears to have been eradicated. Control is required in King County.

Additional information on common cordgrass

• Washington State Noxious Weed Control Board (external link)
• WSDA spartina report

What to do if you find this plant in King County, Washington

Please notify us if you see common cordgrass growing in King County. Our program staff can provide the property owner or appropriate public agency with site-specific advice on how best to remove it. Also, because common cordgrass is not established in King County, we have an opportunity to stop it from spreading if we act quickly. We map all known locations of regulated noxious weeds such as common cordgrass in order to help us and others locate new infestations in time to control them.