Step 1An overgrown clump of Tall Bearded Iris in need of dividing.

Step 2Dig the clump using a spading fork. Trim foliage by half for ease of handling.

Step 3Knock off as much loose soil as possible. Wash off remaining soil with water.


Step 4Carefully pull apart the clump and separate into smaller, easy to handle clumps.


Step 5Break off healthy rhizomes from old rhizome, or cut off with a sharp, sterile knife.


Step 6Save only the healthiest for replanting!! Donate or compost the rest!!


Step 7Neatly trim foliage to about 6". A pointed top is traditional.


Step 8Replant in triangular pattern, cut rhizome ends to the inside for a good-sized clump.