Home Outdoors Meadow knapweed noxious weed status change Meadow knapweed noxious weed status changeSeptember 12, 2024Outdoors Leaves are occasionally lobed and can be 4-9 inches long. By JULIA DELLICKMinnesota Department of Agriculture September Weed of the Month Eradication not possible; still need to contain it Meadow knapweed (Centaurea jacea x nigra)… Login to continue reading Login Sign up for complimentary access Sign Up Now Close Previous Post What message is vandalism? Next Post Fall in full swing Featured Local Savings -