Invasives in the News

June 21, 2017

Windham County Forester, Bill Guenther, shares a story about an attempt to regenerate a stand of white pine trees. The story features a woodlot in Westminster where a forester prepared a shelterwood cutting of mature white pine. Unfortunately, several years later, the stand of regenerated white pine was completely taken over by the invasive plant glossy buckthorn.

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June 21, 2017

Residents and people traveling through Bethel, VT have been witness to a spectacular display of insect webbing.  Entire trees, chain link fences and large patches of ground cover plants are covered with silken webbing – as if someone went overboard with decorations for Halloween.  The scene has prompted calls to the Department of Forests, Parks and Recreation.

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June 7, 2017

Science Daily reports--

Date:  May 18, 2017
Source: Cambridge University Press
Summary: It is easy to assume that getting rid of invasive plants will allow a local ecosystem to return to its natural state, with native vegetation flourishing once again. However, the impact of weedy invaders can linger for years, a new report outlines.

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June 1, 2017

Will invasive species ruin baseball? 

Well no, not really. However, quite a few people, including Major League Baseball are concerned that they could ruin a part of baseball tradition. The enemy this time is the emerald ash borer. The metallic green beetle should not be anywhere in the United States but it hitched rides over to our country using our modern methods of transportation. More specifically, this beetle came by way of cargo ships across the ocean.

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EAB larve in olive stem

May 24, 2017

An emerald ash borer (Agrilus planipennis) larvae is revealed successfully developing in the wood of a cultivated olive tree—adding a second species to the list of non-ash trees that the invasive insect can attack.

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May 22, 2017

The USDA Forest Health Technology Enterprise Team has released a  Field Guide for the Biological Control of Weeds in Eastern North America. This guide includes a quick search by flower color (non-flowering are gray), discusses basic plant and biocontrol biology, and has a symbol-driven efficacy quick guide (status for individual biocontrols: high-low priority, caution with redistribution, illegal to redistribute, no establishment, failed to establish). 

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May 12, 2017

The Stowe Land Trust is working on a multiyear effort to restore native diversity and habitats to 50 acres of conserved land on the DuMont Meadow property at the end of Adams Mill Road.

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May 8, 2017

The USDA Animal and Plant Health Inspection Service’s Plant Protection and Quarantine (PPQ) program has a vacancy for its 2017 summer survey program.  The program is seeking one qualified individual to assist with the field survey for plant pests that are destructive to Vermont’s forests and natural resources.

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April 21, 2017

This is part one in a three-part series on how to create an invasive plant management plan.

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Zebra mussels can quickly attach to and populate all hard surfaces found on a lake bottom

April 21, 2017

Although other aquatic invasives have been the topic of conversation in recent years, zebra mussels still remain as one of, if not the biggest, threat to many of Vermont's waters. 

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April 20, 2017

A new study of the flight capacity of the Asian longhorned beetle (Anoplophora glabripennis) found it to have an average flight distance of 1.4 miles in a 24-hour period, but some could fly as far as 8.5 miles in that span. 

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April 17, 2017

Experts are expecting that white pine needle damage in Vermont this year may be worse than previous years. Vermont may be the only northern New England state to see such an increase.

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Barberry in Vermont

April 12, 2017

"Climate change may force one of New England’s invasive plant species to retreat north, while another will likely stay put and take over an even greater area, according to a new study by UConn faculty and former doctoral candidates.

Garlic mustard may disappear from the southern part of New England only to crop up in Canada, while Japanese barberry takes hold of the region."

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April 5, 2017

CHICAGO — The emerald ash borer has left a trail of destruction in its wake — but also some beauty, Curtis Witek says.

Witek, of Noble Square, is founder of City Forest Products, which takes wood destroyed by the emerald ash borer and turns it into products like cutting boards and end tables. Witek started the business, which he runs out of a small workshop in Wicker Park, in January and will officially start selling his creations with an April 28 launch party.

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Ash lumber in kiln

April 3, 2017

A new project in South Sioux City is a model alternative to burning or landfill disposal of the ash trees the City will likely lose when the ash borer invades their communities. The stack of boards will become a cabin at South Sioux City’s Community Orchard.

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