brassica napus, artemisia vulgaris, centaurea cyanus, stellaria media, apera spica-venti, capsella bursa-pastoris, equisetum arvense, viola arvensis, arenaria serpyllifolia, elymus repens, papaver rhoeas, camelina microcarpa, cirsium arvense, myosotis arvensis, silene latifolia, triticum aestivum