secale cereale, centaurea cyanus, veronica hederifolia, vicia villosa, equisetum arvense, myosotis stricta, raphanus raphanistrum, veronica triphyllos, viola arvensis, agrostemma githago, buglossoides arvensis, cerastium arvense, chenopodium album, convolvulus arvensis, erodium cicutarium, fallopia convolvulus, roemeria argemone