Trees on Maine Street - March 8, 2017

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Project Canopy

Sunlight vs. Hemlock Woolly Adelgids

Increased Sunlight may Help Infested Young Hemlock.  Scientists have identified a potential new strategy for protecting hemlocks from the miniscule insect that plagues them. “High levels of sunlight help reduce hemlock woolly adelgid abundance on young seedlings,” says U.S. Forest Service project leader Bud Mayfield. “Follow-up experiments in the field are still needed, but the results suggest thinning or strategically creating gaps in the forest could help conserve hemlocks.”

Read more: https://www.srs.fs.usda.gov/compass/2017/02/02/sunlight-vs-hemlock-woolly-adelgids/?platform=hootsuite



Removing Browntail Caterpillar Nests

browntail historical photo

Did you know we were battling browntail in 1903?!?


UNH Research: Valuable Eastern White Pine Thrives When Glossy Buckthorn Removed

Researchers with the NH Agricultural Experiment Station have found that the economically valuable eastern white pine thrives when the invasive glossy buckthorn shrub is actively managed in New Hampshire forests.

The University of New Hampshire research was conducted by Tom Lee, associate professor of forest ecology, Steve Eisenhaure, land use coordinator with the UNH Office of Woodlands and Natural Areas, and Ian Gaudreau, former UNH graduate student in environmental engineering. The research is presented in “Pre-logging Treatment of Invasive Glossy Buckthorn (Frangula alnus Mill.) Promotes Regeneration of Eastern White Pine (Pinus strobus L.)” in the journal Forests.

Read more: http://colsa.unh.edu/nhaes/article/2017/01/buckthorn


Upcoming webinars:

Urban Connections Webinar: Let Them Climb Trees! https://www.fs.fed.us/research/urban-webinars/Wednesday, March 8, 2017 | 1:00 – 2:15pm ET

Our colleagues in EPA’s Clean Water State Revolving Fund Branch and the USDA Forest Service National Urban Forest Technology & Science Delivery Team are pleased to announce the upcoming webinar, The Clean Water State Revolving Fund: Flexible Funding for the Urban Tree Canopy.” The webinar will be held on March 29 from 1:30 – 3pm EDT https://usfs.adobeconnect.com/spf-ucf/