triticum aestivum, centaurea cyanus, sonchus arvensis, stellaria media, tripleurospermum inodorum, veronica arvensis, argentina anserina, capsella bursa-pastoris, cirsium arvense, galium aparine, lamium purpureum, spergula arvensis, thlaspi arvense, vicia sativa, vicia tetrasperma, viola arvensis, achillea millefolium, cerastium holosteoides, elymus repens, galinsoga quadriradiata, lamium amplexicaule, rorippa sylvestris