stellaria media, viola arvensis, centaurea cyanus, apera spica-venti, arabidopsis thaliana, aphanes arvensis, capsella bursa-pastoris, crepis tectorum, elymus repens, scleranthus annuus, buglossoides arvensis, myosotis arvensis, poa annua, veronica arvensis, veronica hederifolia, cerastium holosteoides, equisetum arvense, geranium pusillum, papaver dubium, vicia hirsuta