apera spica-venti, aphanes arvensis, artemisia vulgaris, centaurea cyanus, chenopodium album, cirsium arvense, equisetum arvense, fallopia convolvulus, lycopsis arvensis, medicago lupulina, plantago uliginosa, sonchus arvensis, sonchus oleraceus, stellaria media, tripleurospermum inodorum, veronica persica, viola arvensis, stachys palustris, tussilago farfara