secale cereale, arnoseris minima, fallopia convolvulus, veronica dillenii, anthemis arvensis, apera spica-venti, centaurea cyanus, chenopodium album, convolvulus arvensis, erigeron canadensis, persicaria lapathifolia, polygonum aviculare, raphanus raphanistrum, scleranthus annuus, spergula arvensis, viola arvensis