Knowledgebase
What's eating my snowball trees?? #873059
Asked June 13, 2024, 10:31 PM EDT
Wasco County Oregon
Expert Response
That looks like aphids- which has been a problem in our area this year.
https://pnwhandbooks.org/insect/hort/nursery/common/nursery-crop-aphids
This article covers some good control options for them.