Caneberry stems wilted and discolored blackish and purple by the stem boring of larvae of raspberry cane maggot, Pegomya rubivora.

Caneberry stems wilted and discolored blackish and purple.; Maine Credit: Bruce Watt, University of Maine, Bugwood.org<br />Licensed under a <a href="https://creativecommons.org/licenses/by-nc/3.0/us/">Creative Commons Attribution-Noncommercial 3.0 License</a>
Credit: Bruce Watt, University of Maine, Bugwood.org
Licensed under a Creative Commons Attribution-Noncommercial 3.0 License