secale cereale, spergula arvensis, apera spica-venti, rumex acetosella, centaurea cyanus, vicia sativa, arnoseris minima, convolvulus arvensis, equisetum arvense, fallopia convolvulus, lolium perenne, raphanus raphanistrum, scleranthus annuus, thlaspi arvense, tripleurospermum inodorum, veronica hederifolia