brassica napus, matricaria chamomilla, stellaria media, capsella bursa-pastoris, thlaspi arvense, triticum aestivum, viola arvensis, achillea millefolium, chenopodium album, cirsium arvense, fallopia convolvulus, geranium pusillum, polygonum aviculare, raphanus raphanistrum, secale cereale, veronica arvensis, veronica persica