solanum tuberosum, setaria pumila, achillea collina, argentina anserina, capsella bursa-pastoris, chenopodium album, digitaria ischaemum, elymus repens, equisetum arvense, erigeron canadensis, fallopia convolvulus, lamium album, lolium perenne, matricaria discoidea, plantago major, polygonum aviculare, ranunculus repens, raphanus raphanistrum, scleranthus annuus