Definition of foliar
: of, relating to, or applied to leaves foliar sprays foliar diseases
Recent Examples of foliar from the Web
That will boost foliar growth, but fail at fruit development.
Also fertilize three times per year with foliar micronutrients that include magnesium, zinc, and manganese.
The University of Illinois Extension Agency is warning the excessively wet, unseasonably cold weather blanketing the region in recent weeks could lead to the development of foliar disease in some apple trees.
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.
Origin and Etymology of foliar
French foliaire, from Latin folium leaf + French -aire -ar
First Known Use: circa 1859See Words from the same year
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