Brown knapweed is a prohibited noxious weed. Hubbard County is attempting to eradicate it, as required by Minnesota law. On Tuesday, July 7, the Hubbard County Board accepted the low quote of $9,946 to Nutrien, of Kasota, Minn., for chemicals to control brown knapweed in the county. The cost will be covered by an $11,783 grant awarded by the Minnesota Department of Agriculture (MDA). According to MDA, “Brown knapweed is native to Europe. It was …