polygonum aviculare, matricaria discoidea, artemisia absinthium, poa annua, amaranthus retroflexus, apera spica-venti, artemisia vulgaris, capsella bursa-pastoris, chenopodium album, descurainia sophia, lolium perenne, plantago major, elymus repens, fallopia convolvulus, scleranthus annuus, sinapis arvensis, sisymbrium officinale, spergula arvensis, trifolium repens, tripleurospermum inodorum, vicia sativa