secale cereale, cirsium arvense, tussilago farfara, achillea millefolium, elymus repens, fallopia convolvulus, myosotis arvensis, polygonum aviculare, stellaria media, tripleurospermum inodorum, veronica arvensis, viola arvensis, agrostis stolonifera, galium aparine, centaurea cyanus, cerastium holosteoides