calendula arvensis, silene diversifolia, eruca vesicaria, euphorbia helioscopia, portulaca oleracea, urtica urens, amaranthus graecizans, capsella bursa-pastoris, convolvulus arvensis, cynodon dactylon, cyperus rotundus, diplotaxis erucoides, heliotropium europaeum, kickxia lanigera, lysimachia foemina, marrubium vulgare, oxalis pes-caprae, urospermum picroides, zygophyllum fabago, carlina corymbosa, erigeron canadensis, lamium amplexicaule, ononis natrix, pallenis spinosa, reseda phyteuma, senecio vulgaris, sonchus oleraceus, sonchus tenerrimus