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Soursop Trees

Q.Soursops Have Patches Of Heavy Black “buildup And Ants Active All Around

Zone Keaau, Hi. 96749 | Anonymous added on January 29, 2021 | Answered

1. Photo or several fruits

2. photo shows where I scraped some of black off.

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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:

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