September 10, 2025September 9, 2025 kcweeds

Say Goodbye to Common (English) Ivy: Washington Issues Statewide Ban on Sales 

October 12, 2021March 20, 2023 kcweeds

Statewide call for tree-of-heaven locations in effort to prevent spotted lanternfly spread

April 11, 2021March 20, 2023 kcweeds

Washington prohibits sale and distribution of twelve new plant species

December 11, 2018 kcweeds

What’s the connection between Washington’s fruit crops and tree-of-heaven?

July 25, 2017 kcweeds

Keeping the Back Country Weed Free

August 3, 2016 kcweeds

It’s official – Washington bans sale of six new plants including yellow archangel, butterfly bush and lesser celandine

June 3, 2016June 3, 2016 kcweeds

Weed free hay and forage certification available in King County

May 20, 2016May 24, 2016 kcweeds

WSDA set to banish six weeds from state