secale cereale, tripleurospermum inodorum, viola arvensis, anthemis arvensis, centaurea cyanus, myosotis arvensis, vicia hirsuta, vicia tetrasperma, agrostemma githago, arabidopsis arenosa, artemisia vulgaris, capsella bursa-pastoris, cerastium holosteoides, draba verna, equisetum arvense, poa pratensis, poa trivialis, scleranthus annuus, stellaria media, veronica arvensis