Noxious Weeds Blog

All things noxious weeds. Written by program specialists in King County, Washington

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Tag: marsh thistle

Sprig of holly showing spiny waxy leaves and bright red pea-sized berries.
February 17, 2026February 17, 2026 kcweeds

The 2026 Noxious Weed List is Official!

Sprig of holly showing spiny waxy leaves and bright red pea-sized berries.
March 18, 2025January 29, 2026 kcweeds

The 2025 Noxious Weed List is Official!

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