Q.Soursops Have Patches Of Heavy Black “buildup And Ants Active All Around
1. Photo or several fruits
2. photo shows where I scraped some of black off.
GKH_Susan
Certified GKH Gardening Expert
Certified GKH Gardening Expert
Answered on January 31, 2021
It looks like you may have a case of sooty mold fungus which is caused by aphids. The aphids create "honeydew," which, in turn, attracts ants. Here's an article that will help you deal with the problem:
https://www.gardeningknowhow.com/edible/fruits/citrus/sooty-mold-on-citrus-trees.htm
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