Bull Thistle Scientific NameCirsium vulgare Family Asteraceae General Description: The Bull Thistle is 20-80" tall, with a purple Capitulum flower head. The leaves are prickly and jagged. Control Practices: Cut stem about 2 inches below soil. Avoid mowing if in flower. Interesting Fact: It's roots were used to aid digestion by Native Americans Location Found: Kansas Wildflowers and Grasses
Quackgrass Scientific NameAgropyron repens Family Poaceae General Description: Stems are up to 3 feet tall with 3 to 6 joints. It's leaves are shiny and dark green. Control Practices: Avoid using seed that contains weeds, don't use livestock feed containing quackgrass seed, and clean equipment before leaving infested fields. Interesting Fact: Squash and/or pumpkins can be used as a competitive crop to force quackgrass out. Location Found: Kansas DOA Noxious Weed Control Program