New year, new quarantines: updates on the mountain pine beetle and emerald ash borer

The year 2014 concluded with a lot of activity in the area of  invasive species and forest health in Minnesota. Specifically, the Minnesota Department of Agriculture instituted a statewide quarantine for the mountain pine beetle and emerald ash borer was confirmed in a new county in the state.  Subsequent actions are two excellent examples of how the state is being […]

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Reflections on the 2014 Upper Midwest Invasive Species Conference

by UMN Extension Forestry Staff In October, members of the UMN Extension forestry team joined over 600 representatives from natural resource management groups, government agencies, universities, and other organizations at the 2014 Upper Midwest Invasive Species Conference in Duluth, MN. It was a great event to learn about the current status and trends in managing terrestrial and aquatic invasive species […]

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Four actions for better forest management: A Minnesota perspective

by Matt Russell Last month, Eli Sagor introduced me to the MyMinnesotaWoods team and I’m excited to be aboard! In my new role with the U of M Department of Forest Resources and Extension I’ll be addressing forest ecosystem health issues for forest landowners and natural resource professionals across Minnesota. A recent report by Steve Shifley and colleagues from the US Forest […]

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Winter cold impacts on EAB: Minnesota data

By Eli Sagor, University of Minnesota Extension A few weeks ago the local and national media ran a number of hopeful stories about the effect of this year’s deep cold on EAB larvae overwintering under ash bark. We got in on it too: Will winter cold save us from emerald ash borer? Sensing perhaps a bit too much optimism, last week Dr. […]

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Recap of the 2012 Upper Midwest Invasive Species Conference

Recently, I joined a remarkable assemblage of natural resource professionals, academics, government agencies, business professionals and citizens for the 2012 Upper Midwest Invasive Species Conference (UMISC) in La Crosse, Wisconsin.   It was an outstanding opportunity to learn about challenges for managing the spread of invasive species in aquatic and terrestrial systems with three days filled with plenary sessions, workshops, poster […]

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Oriental bittersweet in Minnesota

Updated December 2013: Video: Extension created two bittersweet identification videos for crafters or others working with bittersweet. The short video (1:23) is just about identification, the longer (2:30) video discusses both identification and forest damage due to Oriental bittersweet. Short version: httpv://www.youtube.com/watch?v=0kvqotEFI48 Longer version: httpv://www.youtube.com/watch?v=w2pG2WbY048 Fact sheet: Extension has recently published a fact sheet on the emerging and potentially serious threat […]

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What you need to know to teach others about EAB

On August 27, 2011 Jeff Hahn and Angela Gupta of the University of Minnesota delivered the following presentation through the University of Minnesota Extension’s 2011 Woodland Webinar series. Click here to watch the complete recording now After watching, please complete our quick evaluation form. Related links: The handout Angela Gupta refers to in her presentation (MS Word doc). Emerald ash […]

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Help requested: Look for and report diseased buckthorn

Forwarding a request from Laura Van Riper, MN DNR’s Terrestrial Invasive Species Coordinator.  A ray of hope for buckthorn control!? Hello, As you are out and about this summer, could you keep a lookout for common/European buckthorn trees with witches’ broom/yellows disease symptoms?  Research to identify biocontrol insects for buckthorn has been on-going since 2001. A phytoplasma disease was detected in potential […]

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UMN Extension to develop an ash management guide for family forest owners

By Julie Miedtke and Angie Gupta, UMN Extension and Mike Albers, MN DNR We know that Emerald Ash Borer (EAB) is a significant invasive forest pest.  EAB has the potential to cause extensive tree mortality in ash and seriously alter forest stand composition in stands with ash.  EAB may also negatively impact traditional forest product economies, plant communities, wildlife and water quality.  In […]

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