chenopodium album, apera spica-venti, aphanes arvensis, arnoseris minima, centaurea cyanus, cirsium arvense, equisetum arvense, geranium pusillum, gnaphalium uliginosum, lycopsis arvensis, lysimachia arvensis, myosotis arvensis, plantago uliginosa, rumex acetosella, spergula arvensis, spergularia rubra, stellaria media, veronica hederifolia, vicia hirsuta, achillea millefolium, trifolium arvense