scale insect


Definition of scale insect

: any of numerous small prolific homopterous insects (superfamily Coccoidea) that have winged males, wingless scale-covered females attached to the host plant, and young that suck the juices of plants and some of which are serious pests

Examples of scale insect in a Sentence

Recent Examples on the Web

Stay alert for mites and scale insects to wash off as needed. Tom Maccubbin,, "Most tomatoes won't grow in summer in Florida," 7 July 2018 Your plant has been invaded by scale insects that may be yellow, green or brown in color, which makes them hard to see. Tom Maccubbin,, "Prune blueberry bushes after fruiting," 23 June 2018 Check for summer pests of mealybugs and scale insects; control with natural sprays 85. Tom Maccubbin,, "July in the garden," 30 June 2018 The list includes nutria and feral hogs, which damage thousands of wetland acres every year, and the Asian scale insect decimating the coast's roseau cane. Tristan Baurick,, "Controversial plan to farm Russian sturgeon in Louisiana moves ahead," 7 Apr. 2018 Check for scale insects, and if needed, apply a natural control. Tom Maccubbin,, "Poor root system hinders plant growth," 19 May 2018 Horticulture oils, like Summit Year Round Spray oil, labeled for use on indoor plants and citrus, are considered organic and can be used to treat scale insects on citrus. Melinda Myers, Milwaukee Journal Sentinel, "Replace privet hedge with a mix of plants," 26 Jan. 2018 Tea scale insects tend to congregate on the underside of the leaves, but will appear on the upper surface if the infestation is heavy. Contributing Writer,, "7 home decorating hits and misses: A design pro offers tips," 29 Jan. 2018 The action will reduce scale insects, mites, aphids and other pests that feed on the plants and carry diseases. Calvin Finch, San Antonio Express-News, "So many freezing days, so much garden damage," 19 Jan. 2018

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

1840, in the meaning defined above

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The first known use of scale insect was in 1840

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to deny responsibility for

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