secale cereale, scleranthus annuus, apera spica-venti, arnoseris minima, equisetum arvense, rumex acetosella, teesdalia nudicaulis, veronica dillenii, veronica verna, viola arvensis, centaurea cyanus, convolvulus arvensis, elymus repens, persicaria maculosa, raphanus raphanistrum, spergula arvensis