calendula arvensis, lamium amplexicaule, silene diversifolia, sonchus oleraceus, convolvulus arvensis, cynodon dactylon, cyperus rotundus, euphorbia helioscopia, heliotropium europaeum, lepidium draba, ononis natrix, portulaca oleracea, reseda phyteuma, sonchus tenerrimus, urospermum picroides, urtica urens, capsella bursa-pastoris, diplotaxis erucoides, eruca vesicaria, marrubium vulgare, reseda lutea, senecio vulgaris, setaria viridis, zygophyllum fabago