stellaria media, capsella bursa-pastoris, chenopodium album, gnaphalium uliginosum, poa annua, matricaria discoidea, plantago major, apera spica-venti, atriplex patula, fallopia convolvulus, lolium multiflorum, oxybasis glauca, rumex obtusifolius, sonchus asper, trifolium pratense, amaranthus powellii, lipandra polysperma, malva alcea