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Irises are among my favorite flowers– oh how I like my irises. But we’re not the only animals on earth who love irises … the dreaded iris borer loves them too. (shudder).

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Preventing The Dreaded Iris Borer.
The first time I discovered that my irises were plagued by the iris borer, I worried. Yah, I was very, mad. However do not fret, the iris borer is not a death sentence for your irises. It’s truly not that challenging to secure your irises from being harmed by the iris borer.

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The iris borer is a nasty fat unsightly worm … err … is the larvae of the iris borer moth. Here’s the nitty gritty … Iris borers burrow into the iris bulbs and feast on them from the inside out. Iris borers are pinkish in color, and look comparable to a squash borer. Iris borer moths lay their eggs on the foliage of iris plants in the late summer and fall, where the brand-new generation of iris borers overwinter as eggs on the iris leaves. They can cause serious damage to iris bulbs, however aren’t generally deadly to the plant.


If you have an iris plant that is turning brown in the summer, then get down on your hands and knees and take a better look at the plant. Here are a few sure indications of iris borer infestation.

Tan colored streaks on the foliage of irises in early summertime.
Mushy things that appears like sawdust around the base of the plant, or the tops of the iris bulbs.
Leaves that turn brown in the late summer.
When the iris borer has infested your irises, it’s hard to get rid of them. The very best way to secure your irises is to avoid the dreaded iris borer completely.

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As I said previously, iris borers lay their eggs on the leaves of the plant where they overwinter up until spring. So, the very best way to prevent the dreadful iris borer is to cut down your irises in the fall. Cut the plants all the method to the tops of the bulbs.

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Then, after you lowered your irises, throw the iris foliage into the garbage and eliminate it from your residential or commercial property. Do not throw iris foliage into the compost bin, since the eggs could simply overwinter in there.

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If you don’t have time to cut down your irises in the fall, do it as quickly as you can in the spring.