late blight


Definition of late blight

: a disease of solanaceous plants (such as the potato and tomato) that is caused by a fungus (Phytophthora infestans) and is characterized by decay of stems, leaves, and in the potato also of tubers

Examples of late blight in a Sentence

Recent Examples on the Web Coastal and Western valleys: Spray susceptible varieties of potatoes and tomatoes for early and late blight. oregonlive, 1 Sep. 2021 Spray potatoes and tomatoes for early and late blight. Trade-name products and services are mentioned as illustrations only. oregonlive, 3 Aug. 2021 Late July: Begin to monitor for early and late blight on tomatoes. oregonlive, 1 July 2021 Near the coast, late blight (LB) and verticillium wilt (V) are common. Pam Peirce, San Francisco Chronicle, 2 Apr. 2021 With all the rain, early blight, late blight and various fungal leaf spots have begun showing up. Dan Gill,, 13 Apr. 2019 Potato late blight can destroy fields in days, and was central to the Irish Potato Famine in the 1840s when 2 million people died from starvation and disease. Tom Page, CNN, 13 Mar. 2018 For late blight, keep foliage dry as much as possible, and check frequently for symptoms whenever the weather is wet. The Editors Of Organic Life, Good Housekeeping, 21 July 2015 On peppers, potatoes, and tomatoes, Phytophthora infection is known as late blight. The Editors Of Organic Life, Good Housekeeping, 21 July 2015

These example sentences are selected automatically from various online news sources to reflect current usage of the word 'late blight.' 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 late blight

1893, in the meaning defined above

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The first known use of late blight was in 1893

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Dictionary Entries Near late blight


late blight

late bloomer

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Last Updated

6 Sep 2021

Cite this Entry

“Late blight.” Dictionary, Merriam-Webster, Accessed 27 Sep. 2021.

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