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To offer a suggestion or report an error on the King County Noxious Weeds Web site, please contact Sasha Shaw, education specialist.

Smooth Cordgrass
Spartina alterniflora

willipabayThis Class A noxious weed is found in several Washington counties but has not been observed in King County. Control is required throughout Washington State including King County.

For more information about smooth cordgrass, please read the WA State Noxious Weed Control Board written findings or the WSDA spartina report.

If you find smooth cordgrass in King County, please notify us through our online infestation form.

To find out where we have records of this weed in King County, use our interactive noxious weed map and search Arc IMS Search Tool for smooth cordgrass.

Smooth cordgrass photos - click thumbnail for larger image

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Related Information

Agencies

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 by reach them by email.