Q.Peony bush dark spots on leaves as buds are about to bloom. Why?
for the last 3 years, peony bush develops brown spots on leaves and buds. The buds do not bloom.
GKH_Susan
Certified GKH Gardening Expert
Certified GKH Gardening Expert
Answered on May 11, 2020
Your peony may have a fungal disease, botrytis blight (gray mold) or leaf blotch. Here's an article that tells you how to deal with it:
https://www.gardeningknowhow.com/ornamental/flowers/peony/controlling-peony-measles.htm
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