chenopodium album, artemisia vulgaris, sonchus oleraceus, thlaspi arvense, veronica persica, achillea millefolium, convolvulus arvensis, elymus repens, fallopia convolvulus, lamium amplexicaule, lysimachia arvensis, medicago lupulina, scleranthus annuus, sonchus arvensis, spergula arvensis, trifolium arvense, tripleurospermum inodorum, viola arvensis, capsella bursa-pastoris