secale cereale, apera spica-venti, centaurea cyanus, equisetum arvense, gagea pratensis, ornithogalum umbellatum, spergula arvensis, veronica triphyllos, viola arvensis, anthemis arvensis, chenopodium album, elymus repens, fallopia convolvulus, persicaria maculosa, roemeria argemone, rumex acetosella, scleranthus annuus, stellaria media, veronica hederifolia