apera spica-venti, centaurea cyanus, fallopia convolvulus, aphanes arvensis, chenopodium album, matricaria chamomilla, polygonum aviculare, raphanus raphanistrum, scleranthus annuus, setaria pumila, agrostemma githago, artemisia vulgaris, camelina microcarpa, dactylis glomerata, erodium cicutarium, festuca rubra, geranium pusillum, papaver rhoeas, poa annua, spergula arvensis, vicia hirsuta, vicia sativa