scleranthus annuus, triticum aestivum, anthemis arvensis, apera spica-venti, centaurea cyanus, elymus repens, matricaria chamomilla, myosotis arvensis, poa annua, poa pratensis, stellaria media, tussilago farfara, vicia hirsuta, viola arvensis, galium aparine, lapsana communis, veronica arvensis