How To Remove Black Fungus On A Myers Lemon Tree

Question

This tree is about 7 – 8 years old in large pot on our deck. Since we live in the Pacific NW we need to move the tree inside during the wet cold winter weather

Answer 1

If it's sooty mold, that means your plant likely has aphids or scale. Here is more:

https://www.gardeningknowhow.com/plant-problems/disease/how-to-get-rid-of-sooty-mold.htm