Outside plant (large)

I just noticed two leaves that have a large spot growing on them. The spots look more white than brown and it just started developing two days ago. Help
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1 Comment To "Outside plant (large)"

#1 Comment By Downtoearthdigs On 11/17/2017 @ 6:47 am

A white powdery appearance on leaves is usually caused by powdery mildew fungus:
https://www.gardeningknowhow.com/plant-problems/disease/get-the-cure-for-powdery-mildew.htm ^[1]

If the spots later turn brown, it is most likely something else. What it is would depend on what plant it’s growing on and the particular appearance of the spots.

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[1] https://www.gardeningknowhow.com/plant-problems/disease/get-the-cure-for-powdery-mildew.htm: https://www.gardeningknowhow.com/plant-problems/disease/get-the-cure-for-powdery-mildew.htm

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