ch, basel-landschaft, chenopodium album, convolvulus arvensis, senecio vulgaris, capsella bursa-pastoris, plantago major, sonchus oleraceus, lactuca serriola, reseda lutea, poa annua, erigeron annuus, papaver rhoeas, veronica persica, cirsium arvense, ailanthus altissima, mercurialis annua, sonchus asper, amaranthus retroflexus, sinapis arvensis, medicago lupulina, artemisia vulgaris, solanum nigrum, polygonum aviculare, stellaria media, elymus repens, lysimachia arvensis, ambrosia artemisiifolia, paulownia tomentosa, trifolium repens, solidago canadensis, potentilla reptans, chaenorhinum minus, euphorbia helioscopia, senecio inaequidens, lepidium draba, erigeron canadensis, daucus carota, galium aparine, lamium purpureum, cichorium intybus, medicago sativa, tripleurospermum inodorum, calystegia sepium, plantago lanceolata, setaria viridis, portulaca oleracea, echinochloa crus-galli, atriplex patula, bunias orientalis, persicaria maculosa, ranunculus repens