xanthium strumarium, elymus repens, setaria viridis, echinochloa crus-galli, matricaria chamomilla, cichorium intybus, polygonum aviculare, chenopodium album, daucus carota, plantago media, avena sativa, centaurea cyanus, centaurea solstitialis, cirsium arvense, delphinium consolida, vicia villosa