leaf spot
noun
: any of various plant diseases characterized by discolored often circular spots on the leaves
Examples of leaf spot in a Sentence
Recent Examples on the Web
Alternaria has leaf spots, while black rot is detected by the yellow triangles on the leaves.
—
Lauren David, Better Homes & Gardens, 29 Sep. 2024
When: Summer during times of high humidity Susceptible grasses: Many grasses are susceptible, but gray leaf spot is especially common in St. Augustinegrass and perennial ryegrass lawns.
—Megan Hughes, Better Homes & Gardens, 10 Sep. 2024
New lawns are susceptible to fungal leaf spots; apply a fungicide to help reduce decline.
38.
—Tom MacCubbin, Orlando Sentinel, 27 July 2024
Gray leaf spot is a fungal disease that shows up in hot weather.
—Neil Sperry, Fort Worth Star-Telegram, 5 July 2024
See all Example Sentences for leaf spot 
Examples are automatically compiled from online sources to
show current usage.
Read More
Opinions expressed in the examples do not represent those of Merriam-Webster or its editors.
Send us feedback.
Lauren David, Better Homes & Gardens, 29 Sep. 2024
When: Summer during times of high humidity Susceptible grasses: Many grasses are susceptible, but gray leaf spot is especially common in St. Augustinegrass and perennial ryegrass lawns.
—Megan Hughes, Better Homes & Gardens, 10 Sep. 2024
New lawns are susceptible to fungal leaf spots; apply a fungicide to help reduce decline.
38.
—Tom MacCubbin, Orlando Sentinel, 27 July 2024
Gray leaf spot is a fungal disease that shows up in hot weather.
—Neil Sperry, Fort Worth Star-Telegram, 5 July 2024
See all Example Sentences for leaf spot
Dictionary Entries Near leaf spot
Cite this Entry
“Leaf spot.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/leaf%20spot. Accessed 26 Nov. 2024.
Copy CitationLove words? Need even more definitions?
Merriam-Webster unabridged
Share