Brown Spots On Hibiscus Leaves

what is causing this and how to treat?

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1 Comment To "Brown Spots On Hibiscus Leaves"

#1 Comment By GKH_Susan On 03/17/2021 @ 10:01 pm

This could be fertilizer burn from applying too much fertilizer. Try backing off the fertilizer applications. It also can be caused by dry soil. Fungal leaf spot is another possibility. Here is more:

https://www.gardeningknowhow.com/plant-problems/disease/plant-leaf-spots.htm ^[1]

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