centaurea cyanus, stellaria media, thlaspi arvense, tripleurospermum inodorum, aphanes arvensis, chenopodium album, fallopia convolvulus, galeopsis tetrahit, lamium amplexicaule, lycopsis arvensis, myosotis arvensis, papaver dubium, persicaria maculosa, plantago uliginosa, poa annua, scleranthus annuus, sonchus arvensis, veronica arvensis, veronica persica, vicia hirsuta, viola arvensis, cerastium holosteoides, crepis tectorum, galium aparine, roemeria argemone