Invasives in the News

February 15, 2016

Walking through the woods in Chittenden County, you may run across someone studying a plant and photographing it with her cell phone. The Mapping for Healthy Forests pilot project has found success in the hands of a superstar volunteer, Meg McEnroe.

From New Jersey, now making her home in the Green Mountains, Meg was drawn to this project after seeing the type of damage invasive plant...

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February 4, 2016

More detailed information about the results that were featured in a News item in mid-January, link to previous news item:


"U.S. Forest Service...

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January 29, 2016

"DURHAM — After fighting the invasive glossy buckthorn for decades, Tom Lee, University of New Hampshire associate professor of forest ecology and NH Agricultural Experiment Station researcher, and Steve Eisenhaure, UNH Office of Woodlands and Natural Areas land use coordinator, have planted an entire orchard of the shrub at UNH's Kingman Farm.

Using this orchard, their team is looking...

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January 27, 2016

CANTON — Residents, foresters and landscapers are being asked to be on the lookout for two new species that may invade the north country’s landscape, including a large worm that thrashes around like a snake.

The Asian spotted lanternfly and the giant Asian jumping worm are emerging invasive species that are being monitored by officials from Cornell Cooperative Extension of...

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January 22, 2016

There are five challenges that are inhibiting our forests' ability to regenerate successfully and remain a productive land use and a healthy ecosystem: Invasive species, deer, fragmentation, habitat diversity and private owner stewardship.

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January 21, 2016

A new resource has been released, discussing the impact of earthworms in Vermont.

"Where Are They From?

All earthworms in Vermont are non-native. Approximately 12,000 years ago the state of Vermont was covered by glacial ice. This event removed any native earthworms which may have evolved with our forests.

Earthworms were inadvertently imported with soil and plant...

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January 13, 2016

"Invasive plants are increasingly altering the structure and function of our natural environment, and now researchers have determined how far-reaching the problem has become. 

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January 7, 2016

"There are tiny, unseeable creatures doing tiny, unseeable things to help people, wildlife and plants all around us.

Microbes are everywhere—inside the dirt, on your dog and even in your stomach. And scientists increasingly want to harness their powers for good.

One way could be to manage invasive species

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January 5, 2016

MONTPELIER >> A new rule is being considered that would ban the transport of untreated firewood into the state of Vermont, in order to prevent the spread of invasive pests such as the Asian longhorned beetle and the emerald ash borer.

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December 21, 2015

"Miconia trees with their ginormous green and purple leaves are invading botanic gardens all around the world. While the plant is aesthetically pleasing, it is also called the "green cancer" for its ability to claim and overwhelm new territories, according to researchers from the University of Alcalá.

A recent study revealed 91 countries that are at risk of being colonized by these...

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December 17, 2015

The Scout Motto is the best advice for pest managers who want to establish a first line of defense against problematic invasive insects even before they become established, according to Dr. Surendra Dara, an IPM and crop advisor at the University of California.

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December 7, 2015

For some time there have been reports of “hot spots” of red pine mortality across our region.  An effort funded by the US Forest Service and led by a graduate student from UNH is looking into the situation and beginning to find some clues.  While the team continues to look at a variety of possible causal agents, one result of this research is that red pine scale (RPS) has been...

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December 7, 2015

Japanese knotweed (Fallopia japonica), native to Eastern Asia, was introduced to North America in the late 1800s as an ornamental plant. This plant is found in most U.S. states, and many countries worldwide, exhibiting invasive behavior outside of Asia*.

Japanese knotweed was identified in Vermont as early as the 1920s**. In the wake of Tropical Storm Irene, Vermont...

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December 3, 2015

For years, Didymosphenia geminata (Didymo, for short) has been on many states’ high-priority aquatic invasive species lists. Didymo, a freshwater diatom, has the potential to form dense mats on stream and river bottoms, making...

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December 1, 2015

Clint McFarland didn’t want to believe the pictures he was looking at on his smartphone.
A Worcester, Mass., neighborhood before ALB-infested tree removal

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