Scaly Bark on Azaleas

Question

My azaleas has scaly bark on them. What is it and what can I do about it?

Answer 1

It is likely lichen, which likes to grow on unhealthy plants but does not kill plants. This article will help determine if this is the issue: https://www.gardeningknowhow.com/ornamental/fungus-lichen/treatment-tree-lichen.htm