matricaria chamomilla, echinochloa crus-galli, solanum nigrum, viola arvensis, capsella bursa-pastoris, chenopodium album, digitaria ischaemum, geranium pusillum, persicaria lapathifolia, cirsium arvense, elymus repens, galeopsis tetrahit, lapsana communis, matricaria discoidea, plantago lanceolata, polygonum aviculare, rumex obtusifolius, setaria viridis, sisymbrium officinale, trifolium repens