leaf curl

noun

: any of numerous plant diseases caused by ascomycetous fungi (genus Taphrina of the family Taphrinaceae) or viruses (especially genus Begomovirus of the family Geminiviridae) and characterized by curling of leaves

especially : peach leaf curl

Example Sentences

Recent Examples on the Web

Spray dormant fruit trees now to prevent leaf curl, fire blight, downy mildew, aphids, scale and other problems in spring and summer. —Nan Sterman, San Diego Union-Tribune, 7 Jan. 2023

Here are the top 5 causes for tomato leaf curl and what to do about each problem. —Megan Hughes, Better Homes & Gardens, 13 July 2022

Spray dormant fruit trees now to prevent leaf curl, fire blight, downy mildew, aphids, scale and other issues in spring and summer. —San Diego Union-Tribune, 1 Jan. 2022

This kind of extreme leaf curl is usually due to stress of one sort of another. —Neil Sperry, ExpressNews.com, 26 Sep. 2019

Some leaf curling as well, but the blooms seem fine so far, though extremely slow to bloom. —oregonlive.com, 19 July 2019

Leaf Blisters + Curls Leaf blister and leaf curl are fungal diseases that cause distorted, curled leaves on many trees. —The Editors Of Organic Life, Good Housekeeping, 21 July 2015

This is especially important with peaches and nectarines to fight leaf curl; use a spray that contains copper. —Debbie Arrington, sacbee, 9 Feb. 2018

They are supposed to be disease-resistant but have had a severe leaf curl problem since last season. —OregonLive.com, 21 Apr. 2018

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Word History

First Known Use

1850, in the meaning defined above