apera spica-venti, arnoseris minima, centaurea cyanus, scleranthus annuus, tripleurospermum inodorum, anthemis arvensis, polygonum aviculare, rumex acetosella, achillea millefolium, aphanes arvensis, capsella bursa-pastoris, convolvulus arvensis, descurainia sophia, elymus repens, spergula arvensis, trifolium repens, vicia sativa, viola tricolor