• About
• Knowledgebase
• Ask a New Question
• Check Question Status

White oak - Ask Extension

Concerned about black spots on the leaves of our swamp white oak

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.