triticum aestivum, matricaria chamomilla, apera spica-venti, centaurea cyanus, veronica arvensis, veronica polita, viola arvensis, capsella bursa-pastoris, cirsium arvense, convolvulus arvensis, delphinium consolida, geranium columbinum, matricaria discoidea, papaver rhoeas, phleum pratense, poa annua, poa compressa, roemeria argemone, veronica persica