How to Use armyworm in a Sentence

armyworm

noun
  • The drought has also given rise to armyworms and other pests that can damage crops.
    — Washington Post, 10 Oct. 2019
  • Basil is also known to deter aphids, spider mites, and whiteflies and reduce egg-laying by armyworms.
    — Kim Toscano, Southern Living, 9 May 2026
  • No one wants to lose their watermelons to pests like aphids, armyworms, or cucumber beetles, so keep your eyes peeled for these pesky insects.
    — Lauren Landers, Better Homes & Gardens, 8 July 2024
  • Follow the label directions and spray in the late afternoon or early evening when the armyworms are active and feeding.
    — Mary Marlowe Leverette, Southern Living, 14 Oct. 2025
  • The company is currently testing its effectiveness on the fall armyworm and two other pests.
    — Byerik Stokstad, science.org, 27 June 2024
  • Fall Armyworms Fall armyworms (Spodotera frugiperda) cannot survive winters in most of the Southeast.
    — Arricca Elin Sansone, Southern Living, 6 Oct. 2025
  • And the threat of swine fever and armyworm in China would diminish if the country wasn’t so dedicated to using the appetites of its people as a trade-war bargaining chip.
    — Washington Post, 11 June 2019
  • Because armyworms reproduce quickly, another generation may appear while the grass is still actively growing.
    — Mary Marlowe Leverette, Southern Living, 14 Oct. 2025
  • The invasion of the fall armyworm is, naturally, causing considerable panic among African officials.
    — Brigit Katz, Smithsonian, 28 Feb. 2017
  • Pest Problems The environment created by a layer of wet leaves is ideal for lawn pests such as mole crickets, crane flies, and armyworms to overwinter in Southern lawns.
    — Mary Marlowe Leverette, Southern Living, 30 Oct. 2025
  • For example, the caterpillar of the armyworm moth destroys crops in places like Brazil and Zimbabwe, but can’t survive in places with temperate climates like Romania.
    — Giorgia Guglielmi, Science | AAAS, 25 July 2017
  • Under the same situations, females of the true armyworm and the potato aphid exhibited significantly reduced calling behaviour.
    — Seriously Science, Discover Magazine, 7 Oct. 2013
  • However, in the case of the armyworm there was a significant decrease in the incidence of mating under rising atmospheric conditions, suggesting an effect on male behaviour.
    — Seriously Science, Discover Magazine, 7 Oct. 2013
  • The moth family in this study feeds on roughly 350 plant species across North and South America, including the tobacco budworm, the corn earworm, and the fall armyworm.
    — Laura Baisas, Popular Science, 2 Aug. 2023
  • Garlic and Shallots Garlic and shallots also emit strong, sulfurous odors effective against a wider range of insect pests including aphids, mites, caterpillars, armyworms, moths, beetles, and whiteflies.
    — Barbara Gillette, The Spruce, 3 May 2026

Some of these examples are programmatically compiled from various online sources to illustrate current usage of the word 'armyworm.' Any opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback about these examples.

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