Recent Examples on the WebThe best time to apply the preemergent herbicide is when the soil temperature reaches 55 to 60 degrees Fahrenheit.—Tim Johnson, Chicago Tribune, 14 Aug. 2022 If crabgrass has been a problem in years past, put down a preemergent herbicide in the spring before crabgrass germinates.—Arricca Elin Sansone, House Beautiful, 12 Apr. 2021
These examples are programmatically compiled from various online sources to illustrate current usage of the word 'preemergent.' 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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