amaranthus retroflexus, chenopodium album, echinochloa crus-galli, elymus repens, setaria pumila, amaranthus powellii, cirsium arvense, convolvulus arvensis, geranium pusillum, lamium amplexicaule, lepidium draba, setaria viridis, sinapis arvensis, tripleurospermum inodorum, capsella bursa-pastoris, stellaria media