powdery mildew
noun
1
: an ascomycetous fungus (family Erysiphaceae) producing abundant powdery conidia on the host
2
: a plant disease caused by a powdery mildew
Examples of powdery mildew in a Sentence
Recent Examples on the Web
Plants require good drainage to prevent root rot, and the foliage is susceptible to powdery mildew.
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Kim Toscano, Southern Living, 3 Oct. 2024
Cut plants to the ground following a killing frost in autumn to reduce the incidence of powdery mildew the following season.
—Kim Toscano, Southern Living, 3 Oct. 2024
Given that Sonoma County vineyards are 99% sustainably certified, many of the sprays are organic or softer in nature, and are used to manage issues such as powdery mildew.
—Liz Thach, Forbes, 26 Sep. 2024
Other diseases that impact the cosmos from developing are stem canker, powdery mildew, and Botrytis blight.
—Katherine Owen, Southern Living, 8 Sep. 2024
See all Example Sentences for powdery mildew 
Kim Toscano, Southern Living, 3 Oct. 2024
Cut plants to the ground following a killing frost in autumn to reduce the incidence of powdery mildew the following season.
—Kim Toscano, Southern Living, 3 Oct. 2024
Given that Sonoma County vineyards are 99% sustainably certified, many of the sprays are organic or softer in nature, and are used to manage issues such as powdery mildew.
—Liz Thach, Forbes, 26 Sep. 2024
Other diseases that impact the cosmos from developing are stem canker, powdery mildew, and Botrytis blight.
—Katherine Owen, Southern Living, 8 Sep. 2024
See all Example Sentences for powdery mildew
These examples are programmatically compiled from various online sources to illustrate current usage of the word 'powdery mildew.' Any opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback about these examples.
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“Powdery mildew.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/powdery%20mildew. Accessed 5 Nov. 2024.
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