My Rose of Sharon bush has turned yellow with brown specks

I have a border of Rose of Sharon bushes a few have the leaves turned yellow with the brown specs. They also are becoming very thin. What can I do ?

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1 Comment To "My Rose of Sharon bush has turned yellow with brown specks"

#1 Comment By BushDoctor On 09/19/2018 @ 12:22 pm

This is often a sign of a soil born infection. The best and easiest remedy from here will be to apply dolomitic lime and wettable sulfur together over the area. This will kill off the infection, and recondition the soil pH to a proper condition.

This article will give you more information on the care of these shrubs in the meantime: https://www.gardeningknowhow.com/search?q=rose%20of%20sharon%20care ^[1]

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