Will Your Homemade Spray on Solution Using H. Peroxide Work on Hydrangeas

Potted hydrangeas have mildew. Had to move them to the shade in my patio due to fierce sun and heat.

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1 Comment To "Will Your Homemade Spray on Solution Using H. Peroxide Work on Hydrangeas"

#1 Comment By Nikki On 08/30/2012 @ 7:55 am

Yes, they should work fine on hydrangeas. The powdery mildew can also be treated effectively with neem oil. Here is more information: https://www.gardeningknowhow.com/plant-problems/pests/pesticides/neem-oil-uses.htm ^[1]

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[1] 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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