scleranthus annuus, centaurea cyanus, chenopodium album, fallopia convolvulus, polygonum aviculare, rumex acetosella, viola arvensis, achillea millefolium, apera spica-venti, arnoseris minima, capsella bursa-pastoris, elymus repens, galeopsis tetrahit, geranium molle, holcus mollis, mentha arvensis, spergula arvensis, stellaria media, teesdalia nudicaulis, veronica arvensis