OneStop | Directories | Search U of M 

CUES: Center for Urban Ecology and Sustainability

Diagnosis Case: Spruce

Symptoms of needle mining are associated with Spruce Budworm. Other symptoms such as tied foliage (as seen in the first spruce question) help indicate that damage is caused by the Spruce Budworm.

Mined Needles on Fir by Spruce Budworm
(Photo Courtesy of USDA Forest Service)


Back to Spruce Diagnosis


(C) Regents of the University of Minnesota. All rights reserved.
The University of Minnesota is an equal opportunity educator and employer.

Contact U of M | Privacy
Last modified on March 06, 2013