triticum aestivum, apera spica-venti, convolvulus arvensis, galium aparine, achillea millefolium, artemisia vulgaris, cirsium arvense, elymus repens, equisetum arvense, fallopia convolvulus, galeopsis tetrahit, galinsoga parviflora, myosotis arvensis, papaver rhoeas, poa trivialis, stellaria media, veronica persica, viola arvensis, heracleum sphondylium, pimpinella major