poa annua, viola arvensis, capsella bursa-pastoris, centaurea cyanus, chenopodium album, cirsium arvense, elymus repens, fallopia convolvulus, myosotis arvensis, plantago uliginosa, raphanus raphanistrum, rumex acetosella, scleranthus annuus, spergula arvensis, stellaria media, tripleurospermum inodorum