convolvulus arvensis, euphorbia falcata, fallopia convolvulus, kickxia spuria, lactuca serriola, lysimachia arvensis, plantago lanceolata, poa compressa, polygonum aviculare, potentilla reptans, silene vulgaris, ajuga chamaepitys, capsella bursa-pastoris, centaurea scabiosa, chondrilla juncea, cichorium intybus, crepis foetida, eryngium campestre, papaver rhoeas, polycnemum majus, ranunculus arvensis