triticum aestivum, stellaria media, arenaria serpyllifolia, cerastium glomeratum, equisetum arvense, lolium temulentum, apera spica-venti, capsella bursa-pastoris, chenopodium album, convolvulus arvensis, fallopia convolvulus, holcus lanatus, myosotis arvensis, papaver dubium, papaver rhoeas, persicaria maculosa, roemeria argemone, veronica arvensis, veronica persica, viola tricolor