centaurea cyanus, anthemis arvensis, bromus commutatus, bromus sterilis, chenopodium album, cirsium arvense, convolvulus arvensis, crepis foetida, legousia speculum-veneris, lolium rigidum, myosotis ramosissima, papaver rhoeas, poa compressa, polygonum aviculare, vicia cracca, achillea millefolium, alyssum alyssoides, atriplex patula, bromus hordeaceus, bunias erucago, centaurea scabiosa, chondrilla juncea, echinops ritro, erodium cicutarium, fallopia convolvulus, lactuca serriola, lamium amplexicaule, lepidium campestre, raphanus raphanistrum, rumex acetosella, vicia pannonica