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Texas blueweed identification and control: Helianthus ciliaris

Texas blueweed identification and control

Helianthus ciliaris

Texas blueweed plants

This Class A noxious weed has a very limited distribution in Washington State. The only known infestation is in Yakima County. Eradication is required throughout Washington State including King County. For more information on noxious weed regulations and definitions, see Noxious weed lists and laws.

Additional information on Texas blueweed

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

Please notify us if you see Texas blueweed 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 Texas blueweed 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 Texas blueweed in order to help us and others locate new infestations in time to control them.

Report texas blueweed in King County, Washington

Locate texas blueweed in King County, Washington

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).