Our riparian team is once again offering multiple sessions of our popular free workshop called “What is knotweed and how can I get rid of it?”. Participants will learn how invasive knotweed grows, how to control it, what’s being done on… Read More ›
Month: March 2016
Annual search for weeds in King County turns up early flowering shiny geranium and garlic mustard
County noxious weed specialists are beginning their annual survey for state-listed noxious weeds in King County. Known locations of noxious weeds are carefully checked for any plants coming up from seeds in the soil or that escaped last year’s weed control efforts…. Read More ›
Watch for garlic mustard and giant hogweed emerging in spring
Garlic mustard rosettes are get bigger and are easier to spot in March. In April they start bolting and forming flower stalks. Young garlic mustard plants resemble many native forest plants so make sure you have a positive ID before removing. Our… Read More ›
Don’t eat this plant: poison-hemlock looks edible but is deadly
If you or someone you know forages for wild plants, please watch out for poison-hemlock. It is in the same family as carrots and parsley and many other edible plants, but can be fatal when eaten. Unfortunately, poison-hemlock is commonly… Read More ›
Identificación de plantas nativas, invasoras y ornamentales (Identification of native, invasive and ornamental plants)
Este taller de entrenamiento es para botánicos, jardineros, paisajistas o personas interesadas en plantas. Es gratis, abierto al público y será en español. Esta clase estudiará cómo identificar plantas comunes de la zona. Casa Latina, in collaboration with King County, is hosting a free Spanish language workshop on identification of common plants found in western Washington. The workshop will be free, open to the public and will be presented in Spanish. The material presented in this workshop is geared toward botanists, landscapers, and gardeners but will be useful to anyone interested in plants of western Washington.
Italian Arum – March 2016 Weed of the Month
I first learned to fear Italian arum in the late 1990’s. Botanist Doug Ewing, then manager of the University of Washington Botany Greenhouse, alarmed me with scary tales of his battles with Italian arum in the gardens behind the greenhouse where it had taken hold. No matter what he threw at it, the plant kept coming back
