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Vol. 22, No. 7, May 25, 2007
 
Insect Update
Jill O’Donnell
Christmas Tree ICM educator
   
Distorted growth Balsam twig aphid damage
Curling on new growth caused by balsam twig aphid. Balsam twig aphid damage.
Gall forming on Eastern Spruce Poor fertilizer placement
Galls forming on Eastern Spruce.
Poor fertilizer placement.
 
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The MSU IPM Program maintains this site as an access point to pest management information at MSU. The IPM Program is administered within the Department of Entomology, fueled by research from the Michigan Agricultural Experiment Station, delivered to citizens through MSU Extension, and proud to be a part of Project GREEEN.
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