triticum aestivum, apera spica-venti, chenopodium album, elymus repens, papaver rhoeas, centaurea cyanus, myosotis arvensis, silene latifolia, viola arvensis, cirsium arvense, equisetum arvense, fallopia convolvulus, galium aparine, lysimachia arvensis, persicaria maculosa, sonchus asper, sonchus oleraceus, veronica persica, aphanes arvensis, galeopsis tetrahit, sambucus nigra, tripleurospermum inodorum