Forest Health Fact Sheet: Sudden Oak Death (Phytophthora ramorum)

David C. Shaw
EC 1607 | Published June 2007, Reviewed 2023


Gives basic facts about a serious plant disease called Sudden Oak Death, caused by the pathogen Phytophthora ramorum. Describes risk of disease to forest health and to commercial nursery industry. Shows disease symptoms on various host plants, and tells how to avoid spreading the disease. References to sources of more information.

About the authors

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