White powder on holly branches

There is white powdery stuff growing up the branches on my holly. Is this a fungus?

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1 Comment To "White powder on holly branches"

#1 Comment By Alisma On 09/12/2016 @ 12:23 pm

Yes, this is most likely a fungus called powdery mildew. It is common and can affect holly shrubs, but will typically not seriously harm them. A spray of whole milk diluted in water has been shown to help kill powdery mildew fungus. These articles discuss other ways to treat and prevent powdery mildew:

https://www.gardeningknowhow.com/plant-problems/disease/powdery-mildew-homemade-and-organic-remedies.htm ^[1]
https://www.gardeningknowhow.com/plant-problems/disease/get-the-cure-for-powdery-mildew.htm ^[2]
http://www.extension.umn.edu/garden/yard-garden/trees-shrubs/powdery-mildew/ ^[3]

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URL to article: https://questions.gardeningknowhow.com/white-powder-on-holly-branches/

URLs in this post:

[1] https://www.gardeningknowhow.com/plant-problems/disease/powdery-mildew-homemade-and-organic-remedies.htm: https://www.gardeningknowhow.com/plant-problems/disease/powdery-mildew-homemade-and-organic-remedies.htm

[2] 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

[3] http://www.extension.umn.edu/garden/yard-garden/trees-shrubs/powdery-mildew/: http://www.extension.umn.edu/garden/yard-garden/trees-shrubs/powdery-mildew/

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