Crepe Myrtle Foliage

Question

The leaves on my crepe myrtles look as if they have a black powder on them. What could this be and how do I correct it?

Answer 1

It sounds like sooty mold. This article will help: https://www.gardeningknowhow.com/plant-problems/disease/how-to-get-rid-of-sooty-mold.htm