brassica napus, elymus repens, stellaria media, equisetum arvense, poa trivialis, triticum aestivum, achillea millefolium, apera spica-venti, capsella bursa-pastoris, centaurea cyanus, fumaria officinalis, myosotis arvensis, scleranthus annuus, sinapis arvensis, sisymbrium officinale, tripleurospermum inodorum, viola arvensis