Yarrow Plant
By Dianne: My yarrow plant has developed grayish-brown leaves and stems at the bottom of the plant. We have had a very wet spring, could it be from too much moisture, or does it have a disease?Answer By The Flower Expert: Your Yarrow plant might have got infected with a disease called Botrytis.It is (gray mold) appears as brown dead areas and under proper moisture may have a gray fuzzy appearance. It attacks buds, flowers, leaves, and stems.
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