secale cereale, knautia arvensis, cerastium holosteoides, euphrasia stricta, fallopia convolvulus, tripleurospermum inodorum, achillea millefolium, capsella bursa-pastoris, centaurea cyanus, galium album, myosotis arvensis, polygonum aviculare, prunella vulgaris, rumex acetosella, stellaria graminea, trifolium pratense, trifolium repens, viola arvensis, viscaria vulgaris