invasive weeds

Noxious weeds and farming

Fight over noxious weeds pits Oregon organic farm against Sherman County (Oregonian, 5/16/2017)

Weed control supervisor gave organic farm control options; farmer says they’ve tried (Capital Press, 5/15/2017)

Economic impact from selected noxious weeds in Oregon (2014) Oregon Department of Agriculture

Canada thistle (Cirsium arvense) (2015) Oregon Department of Agriculture