hordeum vulgare, centaurea cyanus, roemeria argemone, achillea millefolium, anthemis arvensis, chenopodium album, cirsium arvense, convolvulus arvensis, elymus repens, equisetum arvense, fallopia convolvulus, fumaria officinalis, lamium amplexicaule, lamium purpureum, lolium perenne, lycopsis arvensis, lysimachia arvensis, neslia paniculata, raphanus raphanistrum, sisymbrium officinale, thlaspi arvense, veronica arvensis, veronica hederifolia, veronica persica, vicia hirsuta, viola arvensis