fo·​li·​ar ˈfō-lē-ər How to pronounce foliar (audio)
: of, relating to, or applied to leaves
foliar sprays
foliar diseases

Example Sentences

Recent Examples on the Web Just be realistic about expectations and don’t waste time trying to control the foliar diseases. Paul Cappiello, The Courier-Journal, 1 July 2022 Use liquid fertilizer as a quick fix foliar spray for plants showing signs of nutrient deficiency. Nan Sterman, San Diego Union-Tribune, 4 June 2022 Sanitation is an effective control for most foliar diseases. oregonlive, 28 May 2022 There’s more information in the article, but there’s only one chemical treatment available for home use, Organocide Plant Doctor at 2 to 6 teaspoons/gal water as a foliar spray; and it is not labeled as very effective. oregonlive, 24 Apr. 2022 In February 2022, she was published in the scientific journal Plant Ecology for her research on the Torrey pine needle's foliar water uptake. Leah Campano, Seventeen, 22 Apr. 2022 One method of locating the bud eye is to strip the rose bush of foliage two weeks before pruning, and nature will send an urgent message for foliar rejuvenation. oregonlive, 8 Mar. 2022 Flower buds are usually larger and fatter than foliar buds. Tim Johnson,, 19 Feb. 2022 It also can be used a foliar spray to feed plants through their leaves. Jeanette Marantos, Los Angeles Times, 28 Jan. 2022 See More

These example sentences are selected automatically from various online news sources to reflect current usage of the word 'foliar.' Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.

Word History


French foliaire, from Latin folium leaf + French -aire -ar

First Known Use

circa 1859, in the meaning defined above

Time Traveler
The first known use of foliar was circa 1859

Dictionary Entries Near foliar

Cite this Entry

“Foliar.” Dictionary, Merriam-Webster, Accessed 1 Feb. 2023.

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