How to Divide and Care for Bearded Iris

Now you are ready to divide the rhizomes. You will see natural places to make a split, such as where the rhizome has forked. Study the rhizome and make sure each section you have chosen will wind up being at least 3 inches long and will have healthy roots growing from it. Then go ahead and make a clean cut through the rhizome, using the same sharp, disinfected knife or pruner.