black leaves on large established gardenia

What is this and can I correct it?

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1 Comment To "black leaves on large established gardenia"

#1 Comment By Downtoearthdigs On 11/16/2016 @ 9:19 pm

This is likely Sooty Mold.

https://www.gardeningknowhow.com/plant-problems/disease/how-to-get-rid-of-sooty-mold.htm ^[1]

Generally Neem Oil will treat the insects responsible for this.

https://www.gardeningknowhow.com/plant-problems/pests/pesticides/neem-oil-uses.htm ^[2]

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URL to article: https://questions.gardeningknowhow.com/some-black-leaves-on-large-established-gardenia/

URLs in this post:

[1] https://www.gardeningknowhow.com/plant-problems/disease/how-to-get-rid-of-sooty-mold.htm: https://www.gardeningknowhow.com/plant-problems/disease/how-to-get-rid-of-sooty-mold.htm

[2] https://www.gardeningknowhow.com/plant-problems/pests/pesticides/neem-oil-uses.htm: https://www.gardeningknowhow.com/plant-problems/pests/pesticides/neem-oil-uses.htm

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