Acanthus Plants

White Spots on Acanthus Leaves

Hugh Anderson added on October 5, 2017 | Answered

What are the white spots and what do I need to do about them?

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Certified GKH Gardening Expert
Answered on October 5, 2017

That sounds like powdery mildew. You can remedy this with neem oil, rosemary oil, garlic oil, and/or lavender oil. Here is an article for more information:

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