panicum miliaceum, chenopodium album, cirsium arvense, echinochloa crus-galli, equisetum arvense, galinsoga parviflora, amaranthus retroflexus, anthemis arvensis, capsella bursa-pastoris, convolvulus arvensis, erigeron canadensis, galeopsis tetrahit, geranium pusillum, lolium perenne, medicago lupulina, myosotis arvensis, persicaria lapathifolia, polygonum aviculare, setaria pumila, setaria viridis, sonchus arvensis, spergula arvensis, spergularia rubra, stellaria media, tripleurospermum inodorum