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Sandra from Crawfordville writes

Will Honor Guard treat large black spots on my magnolia tree?

If so how much do I mix per gallon? How much per Gallon for black spot on roses?


Honor Guard will kill leaf (black) spot on your roses and ornamentals. Dilute 1-2 fl ounces with a gallon of water to treat 1,000 sq ft.

Answer last updated on: 03/14/2016

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