spider mite

noun

Definition of spider mite 

: any of various small web-spinning mites (family Tetranychidae) that include destructive pests of plants

called also red spider

Examples of spider mite in a Sentence

Recent Examples on the Web

To continue reading this story, TRY IT NOW The plants have been infected with foliage fungus and or spider mites. Calvin Finch, San Antonio Express-News, "It’s early, but you may want to pull your tomatoes now," 22 June 2018 Apply a general-purpose insecticide labeled for spider mites to control them. Neil Sperry, San Antonio Express-News, "Once vincas succumb to fungus, that bed is dead to them," 22 June 2018 If the plants are not infested with spider mites, they can be recycled into the compost pile. Calvin Finch, San Antonio Express-News, "It’s early, but you may want to pull your tomatoes now," 22 June 2018 MacDonald described a crop that was infected with powdery mildew from the beginning and later was infested with spider mites and other pests. Michael Dresser, Washington Post, "Regulators investigate Maryland medical marijuana grower for alleged pesticide use," 10 July 2018 Watch for spider mites turning leaves tan with tiny mottling and eventually very fine webs. Neil Sperry, star-telegram, "The tough half of the gardening marathon is ahead. Here's how to finish strong," 6 July 2018 Spruce spider mites prefer cool weather and are active now. Ellen Nibali, baltimoresun.com, "Garden Q&A: Spruce spider mites prefer cool weather and are active now," 10 May 2018 Tiny spider mites cause yellow-stippled leaves; control these pests by knocking them off the plant with a spray of water. The Editors Of Organic Life, Good Housekeeping, "The Secret To Growing The Most Flavorful Eggplants," 13 Apr. 2017 All parts of the plant can be toxic if ingested –– except, alas, for such pests as cabbage worms, spider mites, aphids and whiteflies. R. Daniel Foster, latimes.com, "What a showoff: Ghostly Brugmansia delivers spectacular garden blooms," 22 June 2018

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

1870, in the meaning defined above

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Last Updated

6 Nov 2018

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The first known use of spider mite was in 1870

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