triticum aestivum, apera spica-venti, raphanus raphanistrum, secale cereale, centaurea cyanus, buglossoides arvensis, fallopia convolvulus, gnaphalium uliginosum, persicaria maculosa, polygonum aviculare, rumex acetosella, scleranthus annuus, spergula arvensis, stellaria media, veronica hederifolia, vicia sativa, vicia tetrasperma, viola arvensis