avena sativa, viola arvensis, vicia sativa, poa annua, elymus repens, lycopsis arvensis, myosotis arvensis, papaver dubium, polygonum aviculare, stellaria media, apera spica-venti, artemisia vulgaris, capsella bursa-pastoris, chenopodium album, erigeron canadensis, fallopia convolvulus, papaver rhoeas, rumex acetosella, sisymbrium officinale, sonchus oleraceus