Are my cone flowers infected? - Ask Extension
I have a sneaking suspicion that my cone flowers have developed Aster Yellows or have mites. Could you please look and let me know what you think? Tha...
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Are my cone flowers infected? #664392
Asked July 15, 2020, 10:20 AM EDT
I have a sneaking suspicion that my cone flowers have developed Aster Yellows or have mites. Could you please look and let me know what you think? Thank you!
Ramsey County Minnesota
Expert Response
Most of the flowers look normal. Aster yellows would cause the center to send up tall or even conelike material You could remove the plants that you are concerned about and keep the others and just watch them.