Poison-hemlock, the toxic cousin of the carrot, is easy to spot in April. Look for the large mounds of bright green, lacy-looking leaves on stout, purple-spotted stems rising up above the grass. It’s important to recognize because poison-hemlock (Conium maculatum)… Read More ›
If you are interested in learning to identify and control noxious weeds and other invasive plants (or just to freshen up your skills), then we have the classes for you! We have two options to choose from: a two-hour evening… Read More ›
Want to learn more about noxious weeds in Spanish—or know someone who does? How about Vietnamese, Chinese, Russian, or Somali? Well now, King County’s Noxious Weed Control Program has made a start to offer just that. This week, the program launched… Read More ›
Weed control is hard work so it makes sense to look for ways to do less of it. Preventing weeds from moving to new places is one of the easiest things we can all do to reduce the need for… Read More ›
Washington Conservation Corps crew member and plant enthusiast Colleen Braun hates noxious weeds. It makes her mad to see them invading into natural areas and taking over native plant habitat. So when Colleen and fellow WCC’er and photographer Cynthia Saleh… 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 ›
Each year, the King County Noxious Weed Control Program gets a great boost of support from the Puget SoundCorps, a branch of the Washington Conservation Corps’ AmeriCorps Program. Just when we need it most, the Washington State Department of Natural… Read More ›
What plant is so tough that it can outcompete common cattail (Typha latifolia), purple loosestrife (Lythrum salicaria), and even Himalayan blackberry (Rubus armeniacus) along King County’s shores? Garden loosestrife (Lysimachia vulgaris), a Class B noxious weed from Eurasia, has managed… Read More ›
Do you know how many giant hogweed sites there are in King County? Or how many miles of river knotweed was controlled on last year? The 2016 Annual Report of the King County Noxious Weed Control Program has answers to… 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 ›
