polygonum aviculare, atriplex patula, centaurea cyanus, cirsium arvense, erodium cicutarium, galium verum, knautia integrifolia, lepidium campestre, poa compressa, ranunculus arvensis, roemeria argemone, viola arvensis, achillea millefolium, allium vineale, anthemis arvensis, arrhenatherum elatius, centaurea scabiosa, chenopodium album, convolvulus arvensis, fallopia convolvulus, legousia speculum-veneris, lolium rigidum, papaver rhoeas, scorzonera laciniata