chenopodium album, fragaria ananassa, amaranthus powellii, amaranthus retroflexus, tripleurospermum inodorum, capsella bursa-pastoris, carex hirta, chenopodiastrum hybridum, cirsium arvense, convolvulus arvensis, cota austriaca, crepis tectorum, erigeron canadensis, lamium amplexicaule, lolium perenne, plantago major, stellaria media, viola arvensis