centaurea cyanus, lycopsis arvensis, stellaria media, veronica arvensis, veronica hederifolia, vicia hirsuta, apera spica-venti, aphanes arvensis, capsella bursa-pastoris, chenopodium album, equisetum arvense, lamium amplexicaule, lysimachia arvensis, myosotis arvensis, persicaria maculosa, poa annua, sonchus arvensis, spergula arvensis, tripleurospermum inodorum, viola arvensis, trifolium arvense