triticum aestivum, anthemis ruthenica, apera spica-venti, aphanes arvensis, centaurea cyanus, equisetum arvense, avena sativa, cirsium arvense, crepis capillaris, crepis tectorum, geranium pusillum, papaver rhoeas, poa annua, scleranthus annuus, secale cereale, veronica arvensis, veronica hederifolia, viola arvensis