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When do Willow Oaks Produce Acorns?

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From: Fred Vestal
Hagerstown, MD
After his many years does a willow oak start Producing acorns

Extension Message
From: Jay Hayek
Extension Specialist, Forestry
Department of Natural Resources and Environmental Sciences
According the US Forest Service "Silvics Manual," willow oak will begin producing acorns around age 20. However, you can probably expect some trees to produce a nominal number of acorns prior to that age.

Best, Jay

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