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grow light

American  

noun

  1. a fluorescent light bulb designed to emit light of a wavelength conducive to plant growth.


Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

The height of the grow light is adjusted manually; you begin with it closer when starting the seeds, then move it higher as the plants grow.

From Washington Post • Nov. 9, 2022

They will need a heat mat until they germinate and, preferably, a grow light.

From Seattle Times • Mar. 10, 2022

"If your home lacks natural light, you can try placing your plant directly under a fluorescent lamp or plant grow light during the day."

From Fox News • Dec. 10, 2021

For a scrappier, DIY approach: “If you’re trying to start seeds indoors or supplement your ambient lighting, a basic grow kit and a high-quality grow light are all you need,” Nagy says.

From Slate • Aug. 11, 2018

It made my lungs feel heavy, my heart grow light, until the juxtaposition of the two phased into sleep.

From "The Marrow Thieves" by Cherie Dimaline