black sooty disease

Question

Have bad sooty disease on stems and leaves of crepe myrtles, azaleas, and gardenias. Is this the same disease described in your article about rhododendrons?

Answer 1

Yes, it is. In addition to the rhododendron article on sooty mold, this article will also help: https://www.gardeningknowhow.com/plant-problems/disease/how-to-get-rid-of-sooty-mold.htm