Crape Myrtle Trees

Crepe Myrtle Problem

Anonymous added on May 11, 2014 | Answered

I have 5 crepe myrtle trees, which have a white powdery substance on them. After a short time, a black substance appears on the leaves. I have had this problem for a couple of years and have sprayed them with several different things, but nothing seems to get rid of it. Any suggestions?

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Certified GKH Gardening Expert
Answered on May 11, 2014

The white powdery substance is powdery mildew and can be treated with neem oil. Here is more info:, The black substance sounds like a sooty mold issue, most often brought on by pests. Neem oil can also be used to get rid of the pests as well as the fungus This article will help:

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