poa annua, sisymbrium officinale, atriplex patula, capsella bursa-pastoris, tripleurospermum inodorum, plantago major, trifolium hybridum, chenopodium album, aethusa cynapium, artemisia vulgaris, galeopsis pubescens, galinsoga quadriradiata, gnaphalium uliginosum, persicaria lapathifolia, persicaria maculosa, rumex obtusifolius, vicia tetrasperma, viola arvensis