Noxious Weeds Blog

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

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Tag: noxious weed list

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!

February 8, 2022March 20, 2023 kcweeds

The 2022 King County Noxious Weed List is official!

horse-chestnut flowers
February 18, 2021March 20, 2023 kcweeds

2021 King County Noxious Weed List is official

spotted jewelweed (Impatiens capensis) flower and seed capsules
January 18, 2018 kcweeds

King County’s 2018 Noxious Weed List to be set at January 24 Weed Board Meeting

October 29, 2017 kcweeds

Butterfly Bush – October 2017 Weed of the Month

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