Definition of oak wilt
: a destructive disease of oak trees that is caused by a fungus (Ceratocystis fagacearum) and is characterized by wilting, discoloration, and defoliation
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Recent Examples of oak wilt from the Web
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Ball moss is a cosmetic issue, but oak wilt is a real threat to the wellbeing of your live oak trees.
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This is driven by the oak wilt fungus that is so devastating to mature live oaks, red oaks and many other oaks as well.
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According to Reichenbach, the biggest three threats to urban trees are oak wilt, the emerald ash borer and invasive plants such as common buckthorn.
These example sentences are selected automatically from various online news sources to reflect current usage of the word 'oak wilt.' Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.
First Known Use of oak wilt
1942
Learn More about oak wilt
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See words that rhyme with oak wilt Britannica.com: Encyclopedia article about oak wilt
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