Toxic Plants
Other great sources of information on toxic plants:
- Plants Poisonous to Livestock in the Western States (USDA)
- Selected Poisonous Plants of the Pacific Northwest (WSU)
- Protect Your Horses and Livestock from Toxic Plants (WA State Noxious Weed Control Board)
Larkspurs Black Henbane Horsetail Kochia Coast Fiddleneck Foxtail Barley
Poison Ivy Houndstongue Death Camas Russian Knapweed Elderberry Showy Milkweed
Pigweed Yellow Sweet Clover Black Nightshade Black Medic Tansy Ragwort Scouring Rush
Yellow Starthistle Hemp Dogbane Hoary Alyssum Common Tansy Lupine Ponderosa Pine Needles
St. John's Wort Poison Hemlock Bur Buttercup Leafy Spurge Scotch Broom Common Groundsel
Water Hemlock Choke Cherry Bracken Fern Cocklebur Alfalfa Mushrooms
Black Locust Cheatgrass False Hellebore Greasewood Hemp Dogbane Milkvetch Species