What plantsmy loquat tree leaves have black spots and rust y color on them then fall off. are these?

Question

Been using malithon, neem oil and a fungus control spray…

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Answer 1

This is a fungal infection. If none of those treatments are working, then you will find it difficult to find anything that will. It is likely an incurable infection.

The only thing that you can do is provide the perfect conditions to prolong its life. This article will help: https://www.gardeningknowhow.com/edible/fruits/loquat/growing-loquat-fruit.htm