invasives

Invasive Species Control - Japanese Knotweed

Published Jan 30, 2017
By Diane Hall, Master Gardener, Photo Credit Rob Routledge, Sault College, Bugwood.org More

Emerald Ash Borer Invasion Continues in New Hampshire

Published May 23, 2016
In recognition of the continuing emerald ash borer problem in the state, New Hampshire Governor Maggie Hassan declared May 22-28 Emerald Ash Borer Awareness Week. The proclamation encourages all citizens, landowners and municipalities to learn more about emerald ash borer and develop and implement emerald ash borer preparedness plans. More
Japanese Knotweed

How to Control Invasive Plants

Published Aug 19, 2015
I was at my local garden center last weekend and noticed a poster listing the invasive plant species of concern here in New Hampshire. Can you tell me where to find more information and how to control these plants?  Invasive plants compete with and displace our native plant species, potentially leading to loss of habitat for native flora and fauna. In their native habitats, these invasive species generally have natural plant competitors or insect pests that keep their populations in check. More
Asian longhorned beetle. Photo courtesy of Donald Duerr, USDA Forest Service, Bugwood.org

Check Your Pool for Asian Longhorned Beetles

Published Jul 27, 2015
DURHAM, N.H. – UNH Cooperative Extension is asking New Hampshire residents with swimming pools to check their filters regularly for Asian longhorned beetle (ALB). This invasive insect poses a serious threat to New Hampshire’s forests and trees. While ALB isn't in New Hampshire yet, Karen Bennett, Extension forestry specialist, said, “We need many people looking for it so we can take steps to limit its spread, if it arrives.” More

Emerald Ash Borer Discovered in Gilmanton

Published Jul 9, 2015
Emerald Ash Borer Discovered in Gilmanton Quarantine expands; public information meeting July 21 in Laconia More

Finding Alternative Pest Controls for Grubs

Published May 20, 2015
Jeremy Delisle, UNH Cooperative Extension Education Center Program Coordinator Every year there is a growing interest in controlling Japanese beetle grubs using alternative pest control materials such as microbial-based insecticides and beneficial nematodes. More

Emerald Ash Borer Awareness Week Runs through May 23

Published May 19, 2015
Governor Hassan Declares May 17-23 Emerald Ash Borer Awareness Week More

Governor Hassan Declares May 17 – 23 Emerald Ash Borer Awareness Week

Published May 14, 2015
CONCORD, N.H. – New Hampshire Governor Maggie Hassan declared May 17-23 Emerald Ash Borer Awareness Week. The proclamation encourages all citizens, landowners and municipalities to learn more about emerald ash borer and develop and implement emerald ash borer preparedness plans. More

It’s National Invasive Species Awareness Week, February 22-28

Published Feb 25, 2015
National Invasive Species Awareness Week is being celebrated this week, February 22-28, 2015. Invasive species come in many forms—plants, animals, pathogens—and are found in all types of habitats—rivers, lakes, fields, forests, urban environments, yards, oceans, and so on. More

Weare Latest New Hampshire Town to Discover Emerald Ash Borer

Published Oct 28, 2014
  October 28, 2014FOR IMMEDIATE RELEASE   Contact:Karen BennettExtension Forestry SpecialistUNH Cooperative Extension(603) 312-6695 More

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