triticum aestivum, polygonum aviculare, anthemis cotula, euphorbia exigua, kickxia elatine, lamium amplexicaule, lysimachia arvensis, stellaria media, veronica persica, capsella bursa-pastoris, lolium perenne, sherardia arvensis, tripleurospermum inodorum, medicago lupulina, papaver rhoeas, raphanus raphanistrum, senecio vulgaris, silene latifolia, sonchus asper, viola arvensis