Garden Problems
Q.

White Powdery Mildew

Anonymous added on November 21, 2010 | Answered

What are the ratios for the peroxide homemade solution used for treating white powdery mildew?

A.
A.Answers to this queston: Add Answer
Nikki
Certified GKH Gardening Expert
Answered on November 22, 2010

Straight 3% peroxide can be diluted 1 to 1 with water (1 part peroxide to 1 part water). In addition, a weekly spray of milk at a concentration of 1 part milk to 9 parts water may significantly reduce the severity of powdery mildew infections.

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