aster yellows
plural noun
: a widespread disease affecting more than 40 families of plants, characterized especially by yellowing and stunting, and caused by a phytoplasma transmitted by leafhoppers
Examples of aster yellows in a Sentence
Recent Examples on the Web
These look like the symptoms of aster yellows, a disease caused by a type of virus called a phytoplasma.
—
Miri Talabac, Baltimore Sun, 28 July 2022
The key vector for aster yellows is the aster leafhopper.
—Miri Talabac, Baltimore Sun, 28 July 2022
Hot weather can temporarily deactivate aster yellows, but this won’t resolve the situation.
—Miri Talabac, Baltimore Sun, 28 July 2022
Stunted growth, yellowing leaves and distorted blooms that remain green suggest the presence of a virus-like disease called aster yellows.
—Adrian Higgins, Washington Post, 27 May 2021
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.
Miri Talabac, Baltimore Sun, 28 July 2022
The key vector for aster yellows is the aster leafhopper.
—Miri Talabac, Baltimore Sun, 28 July 2022
Hot weather can temporarily deactivate aster yellows, but this won’t resolve the situation.
—Miri Talabac, Baltimore Sun, 28 July 2022
Stunted growth, yellowing leaves and distorted blooms that remain green suggest the presence of a virus-like disease called aster yellows.
—Adrian Higgins, Washington Post, 27 May 2021
Cite this Entry
“Aster yellows.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/aster%20yellows. Accessed 23 May. 2025.
Copy CitationLove words? Need even more definitions?
Merriam-Webster unabridged
Share