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
The most common plant diseases, like powdery mildew or botrytis, a fungal rot, appear on peony foliage and stems.
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Mary Marlowe Leverette, Southern Living, 9 Mar. 2025
In one study, chitinase extracted from a yam was sprayed on powdery mildew that had infected strawberry foliage and fruit.
—Joshua Siskin, Orange County Register, 8 Mar. 2025
In a wet year, a disease-resistant apple tree may still show the symptoms of apple scab and powdery mildew, fungal diseases that are encouraged by high humidity and wet leaves.
—Beth Botts, Chicago Tribune, 16 Feb. 2025
Apples are susceptible to several serious diseases, including apple scab, cedar-apple rust, fire blight and powdery mildew.
—Beth Botts, Chicago Tribune, 16 Feb. 2025
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Mary Marlowe Leverette, Southern Living, 9 Mar. 2025
In one study, chitinase extracted from a yam was sprayed on powdery mildew that had infected strawberry foliage and fruit.
—Joshua Siskin, Orange County Register, 8 Mar. 2025
In a wet year, a disease-resistant apple tree may still show the symptoms of apple scab and powdery mildew, fungal diseases that are encouraged by high humidity and wet leaves.
—Beth Botts, Chicago Tribune, 16 Feb. 2025
Apples are susceptible to several serious diseases, including apple scab, cedar-apple rust, fire blight and powdery mildew.
—Beth Botts, Chicago Tribune, 16 Feb. 2025
See All Example Sentences for powdery mildew
Cite this Entry
“Powdery mildew.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/powdery%20mildew. Accessed 14 Mar. 2025.
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