When Should You Cut Back a Bearded Iris?


Quick Answer

Gardeners should cut back an entire bearded iris plant in the fall. However, after the first set of flowers dies in early summer, a gardener should cut the stalks at the base of the plant to encourage new blooms.

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When Should You Cut Back a Bearded Iris?
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Full Answer

Because some iris plants can bloom again later in the summer, removing dead flowers can stimulate new blossoms. Normally, iris leaves are anywhere from 8 inches to 4 feet tall, but at the end of the season, iris foliage should be cut back to a height of 4 or 5 inches. The gardener should remove any dead leaves and mulch the plant to protect the base from upheaval caused by freezing.

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