Most perennials are divided in spring or fall, but bearded iris prefer division in summer. On this week's episode of the ...

Follow these steps when dividing irises. Using a shovel or spade, carefully remove the iris from the ground. Try to lift the entire clump of rhizomes or bulbs (depending on the variety ...

Fortunately it's easy to revive them. Irises spread by underground rhizomes, a storage organ similar to a bulb. Plants can be split apart and replanted in the autumn or spring. It should be done ...

Diminished flowering, clumps that are overgrown or crowded, and a decline in general health in bearded ... you do divide and replant, lift each clump carefully to avoid damage to the rhizomes.