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Dogwood tree diseases - Ask Extension

I have 3 Dogwood trees that have black spots on their leaves and on one branch the leaves are turning red and that particular branch is turning black....

This work is supported in part by New Technologies for Ag Extension grant no. 2020-41595-30123 from the USDA National Institute of Food and Agriculture. Any opinions, findings, conclusions, or recommendations expressed in this publication are those of the author(s) and do not necessarily reflect the view of the U.S. Department of Agriculture.