triticum aestivum, avena fatua, cirsium arvense, galium aparine, stellaria media, apera spica-venti, convolvulus arvensis, galeopsis speciosa, persicaria amphibia, erysimum cheiranthoides, lapsana communis, myosotis arvensis, sinapis arvensis, sonchus oleraceus, tripleurospermum inodorum, vicia hirsuta, viola arvensis