secale cereale, centaurea cyanus, equisetum arvense, rumex acetosella, scleranthus annuus, solanum tuberosum, apera spica-venti, arnoseris minima, chenopodium album, cirsium arvense, fallopia convolvulus, herniaria hirsuta, matricaria discoidea, papaver dubium, polygonum aviculare, raphanus raphanistrum, rhinanthus serotinus, spergula arvensis, spergularia rubra, vicia sativa, viola tricolor