viola arvensis, apera spica-venti, myosotis arvensis, aphanes arvensis, crepis tectorum, elymus repens, fallopia convolvulus, poa annua, tripleurospermum inodorum, veronica arvensis, vicia hirsuta, arenaria serpyllifolia, centaurea cyanus, matricaria chamomilla, ranunculus repens, scleranthus annuus