sonchus oleraceus, cirsium arvense, convolvulus arvensis, euphorbia helioscopia, silene noctiflora, thlaspi arvense, avena fatua, campanula rapunculoides, capsella bursa-pastoris, caucalis platycarpos, chenopodium album, euphorbia exigua, lysimachia arvensis, papaver rhoeas, rumex crispus, valerianella dentata, veronica persica, viola arvensis, carduus acanthoides, lapsana communis, neslia paniculata