centaurea cyanus, bromus secalinus, vicia cracca, viola arvensis, agrostemma githago, anthemis arvensis, capsella bursa-pastoris, convolvulus arvensis, galium aparine, legousia speculum-veneris, myosotis arvensis, papaver rhoeas, phleum pratense, sinapis arvensis, avena fatua, bromus tectorum, bunium bulbocastanum, cirsium arvense, cynosurus echinatus, elymus repens, fallopia convolvulus, galeopsis angustifolia, poa pratensis, polygonum aviculare, silene latifolia, sonchus asper, trifolium pratense, vicia sativa