oak wilt


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

Examples of oak wilt in a Sentence

Recent Examples on the Web Pathologists tell us that mid-summer, during the hottest weather, is another suitable time to prune. Hire a certified arborist with experience in oak wilt issues. Neil Sperry, ExpressNews.com, 26 Nov. 2020 This an outstanding time, because the vectors that spread oak wilt fungus are inactive in the winter. Neil Sperry, ExpressNews.com, 26 Nov. 2020 Spring is taboo, as oak wilt fungal mats are active in infested trees, so that is the season of most active transmission. Neil Sperry, ExpressNews.com, 26 Nov. 2020 Your arborist will know how to protect the trees against oak wilt. Neil Sperry, ExpressNews.com, 24 Sep. 2020 Prune oaks only between November and March, when the trees are dormant and oak wilt is less likely to spread. Beth Botts, chicagotribune.com, 15 Aug. 2020 White oaks are also able to efficiently plug the water-conducting, tubelike cells called vessels in their wood with tyloses, balloonlike structures that seal the vessels as a barrier against deadly fungal diseases such as oak wilt. Andrew L. Hipp, Scientific American, 15 July 2020 Because of the small diameter of the stems, there is no danger from oak wilt. Calvin Finch, ExpressNews.com, 28 May 2020 On the local front, city officials remain mindful of isolated outbreaks of oak wilt in neighboring Cleveland, East Cleveland and Cleveland Heights. Thomas Jewell, cleveland.com, 11 Aug. 2019

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.

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First Known Use of oak wilt

1942, in the meaning defined above

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The first known use of oak wilt was in 1942

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Cite this Entry

“Oak wilt.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/oak%20wilt. Accessed 21 Jun. 2021.

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More from Merriam-Webster on oak wilt

Britannica.com: Encyclopedia article about oak wilt


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