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Red-osier dogwood defoliation.

(click for a larger view)

How are your dogwoods looking recently? A little
thin in the foliage department? Take a closer look,
watch for bird activity...
It just might be dogwood sawfly (see image below).


A link to follow up on Sawfly damage and control:
University of Minnesota:
Sawflies of trees and shrubs

Photos: Dave Hanson
2011-9-4


Dogwood Sawfly.
(click for a larger view)


Welcome
Welcome to the Minnesota Tree Care Advisor (TCA) web site. If you are committed to volunteerism, to helping make your community and state a healthier place to live and if you think that trees, shrubs, wildflowers and other natural resources add to the quality of life in your community, then you’ve found a home.

Since 1993, MN TCAs have been promoting urban and community forestry through their volunteer actions. The TCA program is a self-sustaining endeavor that provides training, technical support and volunteer opportunities at the community and state level. If all of this appeals to you, welcome and please read on!

Emerald ash borer photo on green ash bark.

EAB in Minnesota
(A Pictorial Tour)



 
© 2008 Minnesota Tree Care Advisors