secale cereale, scleranthus annuus, apera spica-venti, centaurea cyanus, daucus carota, vicia grandiflora, agrostis capillaris, anthoxanthum aristatum, arnoseris minima, artemisia vulgaris, cirsium arvense, erigeron canadensis, fallopia convolvulus, raphanus raphanistrum, rumex acetosella, spergula arvensis, tripleurospermum inodorum, viola arvensis