oak wilt
: a destructive disease of oak trees that is caused by a fungus (Ceratocystis fagacearum) and is characterized by wilting, discoloration, and defoliation
Recent Examples on the Web
//Then the final component of Garrett Juice came about after an arborist buddy of mine discovered that adding a pH-lowering acid to his fish and seaweed sprays helped make the ingredients more bio-available to plants in his oak wilt work.
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Howard Garrett, Dallas News, "How to make this do-it-yourself organic fertilizer and pest control spray," 18 June 2019
//Plant pathologists and arborists alike tell us that all pruning of oaks should be done between mid-July and Valentine’s Day because that’s when the oak wilt fungus is inactive in our trees.
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Neil Sperry, star-telegram, "Here’s your gardening to-do list for the second part of the summer," 11 July 2018
//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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San Antonio Express-News, "What to do with all those fallen live oak leaves," 23 Feb. 2018
//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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Courtney Ortega, star-telegram, "Here, answers to most-asked questions on rose rosette, ‘dead’ shrubs, pruning and more," 9 Feb. 2018
//According to Reichenbach, the biggest three threats to urban trees are oak wilt, the emerald ash borer and invasive plants such as common buckthorn.
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Jennifer Rude Klett, Milwaukee Journal Sentinel, "Treasure in your yard: Trees need care and maintenance to thrive," 17 Sep. 2017
First Known Use of oak wilt
1942, in the meaning defined above
Dictionary Entries near oak wilt