arabidopsis thaliana, artemisia vulgaris, capsella bursa-pastoris, centaurea cyanus, chenopodium album, cirsium arvense, equisetum arvense, fallopia convolvulus, lamium amplexicaule, lycopsis arvensis, lysimachia arvensis, sinapis arvensis, stellaria media, veronica persica, vicia sativa, viola arvensis, medicago lupulina, senecio vulgaris, thlaspi arvense