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Coneflower diseased? #878349

Asked July 22, 2024, 10:00 PM EDT

Is this Asters Yellow or a mite?

Mille Lacs County Minnesota

Expert Response

I think it is aster yellows, but review these web pages to make a firmer decision.
https://bygl.osu.edu/node/881
https://extension.umn.edu/plant-diseases/aster-yellows
https://ipm.illinois.edu/diseases/rpds/903.pdf

Linda G Tenneson, Benton County Extension Master Gardener & Tree Care Advisor Replied July 22, 2024, 11:54 PM EDT

This work is supported in part by New Technologies for Ag Extension grant no. 2020-41595-30123 from the USDA National Institute of Food and Agriculture. Any opinions, findings, conclusions, or recommendations expressed in this publication are those of the author(s) and do not necessarily reflect the view of the U.S. Department of Agriculture.

Coneflower diseased? #878349

Expert Response

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