triticum aestivum, apera spica-venti, matricaria chamomilla, viola arvensis, centaurea cyanus, convolvulus arvensis, elymus repens, galeopsis tetrahit, galium aparine, lapsana communis, myosotis arvensis, papaver rhoeas, poa pratensis, rumex crispus, secale cereale, stellaria media, tripleurospermum inodorum, brassica napus, holcus lanatus, tanacetum vulgare