secale cereale, apera spica-venti, tripleurospermum inodorum, anthoxanthum aristatum, centaurea cyanus, scleranthus annuus, achillea millefolium, agrostis gigantea, arnoseris minima, crepis tectorum, fallopia convolvulus, polygonum aviculare, rumex acetosella, erigeron canadensis, viola arvensis