The 2018 King County Noxious Weed List is official now! The King County Noxious Weed Board set the annual list at its January meeting, adding the new state-listed species and renewing county priorities to educate and require control of other… Read More ›
The public is invited to join the King County Noxious Weed Control Board for King County’s annual weed list hearing, where the Board will hear public comments, review proposed weed list changes, and set the official 2018 King County Noxious… Read More ›
Tansy ragwort (Senecio jacobaea) You might still be able to catch some late-flowering tansy ragwort before the seeds get loose. Also, areas that were mowed or impacted by cinnabar caterpillars are likely to have plants flowering this month, especially after we… Read More ›
As we roll into August, plenty of noxious weeds across the county are blooming and going to seed, and those of us in the weed world are doing our best to keep up. Here’s what to watch out for this… Read More ›
Cows and horses don’t seek out poisonous plants like tansy ragwort. But it’s hard for them to avoid exposure when the weeds take over their pastures, or line the trails where they are ridden. Although tansy ragwort is bitter and… Read More ›
On two recent beautiful June days, people gathered at trail heads, not just to hike, but also determined to seek out and remove invasive plants. This might seem like a strange way to spend the day on a beautiful trail,… Read More ›
Weed Specialist Mary Fee paces through the wetlands at Dumas Bay Wildlife Sanctuary, scanning the cattails around her. Every few dozen feet she stops to inspect a smaller plant growing among them. She’s looking for perennial pepperweed (Lepidium latifolium),… Read More ›
Some weeds just won’t die, even after they are uprooted. Tossing them on a brush pile might actually give them a second chance at life. Yellow archangel infestations often start from yard waste piles or discarded container plantings. Tansy ragwort will make… Read More ›
If it seems like there’s more tansy ragwort in your neighborhood this year, you aren’t alone. Tansy ragwort plants are larger and more numerous just about everywhere in King County. County weed specialists report seeing tansy ragwort in places it… Read More ›
Tansy ragwort is an invasive, toxic biennial weed from Europe often found in pastures and along roadsides. It makes horses sick and can kill them if they eat enough of it. The plant is also toxic to cattle, sheep, some… Read More ›
