Knowledgebase

Aphids in Aspens #919736

Asked October 11, 2025, 6:42 PM EDT

Do I need to do anything for the aphids in my Aspen tree before winter? Will they die in the cold winter?

Deschutes County Oregon

Expert Response

Hi Cindy:

No need to treat at this time of year. The aphids will die off with the cold weather.

Thank you for your question,

Cristi Replied October 13, 2025, 7:29 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.

Aphids in Aspens #919736

Expert Response

Loading ...