centaurea cyanus, chenopodium album, fallopia convolvulus, persicaria maculosa, sinapis arvensis, capsella bursa-pastoris, crepis tectorum, elymus repens, lycopsis arvensis, spergula arvensis, equisetum arvense, geranium pusillum, scleranthus annuus, stellaria media, vicia hirsuta, vicia sativa