Definition of spider mite
: any of various small web-spinning mites (family Tetranychidae) that include destructive pests of plants — called also
red spider
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Recent Examples of spider mite from the Web
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For spider mites, look for a houseplant insecticide that is labeled for food crops.
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Even insects have varying preferences for cucurbitacins—the compounds attract cucumber beetles but repel other insects, such as aphids and spider mites.
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Meyers are usually disease free, but there are three pests that plague it: scale, aphids and spider mites.
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Cutworms occasionally cause damage, but Heucheras are not attacked by slugs, spider mites, white flies and many other pests.
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If all things were Alaska-oriented, that next thing might be a proliferation of articles on scale and spider mites.
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There are many organic controls of spider mites and powdery mildew.
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Topping that list: spider mites and powdery mildew.
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And, when the heat comes on in the fall, there is always an increase in reports of spider mites.
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.
First Known Use of spider mite
1870
Learn More about spider mite
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See words that rhyme with spider mite Britannica.com: Encyclopedia article about spider mite
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