I Have A Mandarin Orange Tree That The Fruit Goes Bad Before It Turns Orange. What Do I Need To Do?

Question

Fruit starts to get yellow and then brown spots appear in the yellow spots. then the whole fruit go brown.

Answer 1

This sounds like Phytopthora infection, unfortunately. This will be something that will be managed, rather than cured. Here is an article that will help you to do so:

https://www.gardeningknowhow.com/edible/fruits/citrus/citrus-fruit-brown-rot.htm