thlaspi arvense, scleranthus annuus, aphanes arvensis, chenopodium album, fumaria officinalis, lamium amplexicaule, lycopsis arvensis, lysimachia arvensis, papaver dubium, roemeria argemone, sinapis arvensis, sonchus arvensis, spergula arvensis, stellaria media, tripleurospermum inodorum, veronica arvensis, veronica hederifolia, vicia hirsuta, vicia sativa, viola arvensis, crepis tectorum