centaurea cyanus, galium aparine, matricaria chamomilla, stellaria media, apera spica-venti, aphanes arvensis, chenopodium album, cirsium arvense, equisetum arvense, fallopia convolvulus, lamium amplexicaule, lysimachia arvensis, myosotis arvensis, myosurus minimus, plantago uliginosa, poa annua, sinapis arvensis, sonchus oleraceus, thlaspi arvense, trifolium pratense, veronica agrestis, veronica arvensis, veronica hederifolia, veronica persica, viola arvensis, capsella bursa-pastoris, persicaria lapathifolia, roemeria argemone