Author Archives: Xavier Asbridge

Wild New Hampshire Day 2015

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I’m really excited to be a part of this great event! Maybe I’ll see you there? At Discover WILD New Hampshire Day. I will be volunteering to man the Emerald Ash Borer exhibit for UNH Cooperative Extension. Emerald Ash Borer has been discovered infecting trees in Concord and elsewhere in the Granite State. My experience […]

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New Version Predicting Insect Stages Using Degree Days

Here is the newest insect degree day timing chart. You may have to click read more to see the link. I have linked the first instance of each insect to information on the pest that I thought was the best overview. Some of them are now not going to the pages I intended, I will try […]

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Winter Moth chomps its way up the seacoast.

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              Winter Moth are starting to enter NH and have been reportedly seen in ME. With the arrival of Winter Moth from our southern neighbors we need to talk about them. Winter Moths are hard to control as they are often high up in large trees and they start to feed […]

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Emerald ash borer found New Hampshire

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Emerald Ash Borer has now been found in New Hampshire and Massachusetts. If you have Ash and are close to an area where Emerald Ash Borer has been confirmed you should be inspecting your Ash trees for this pest. Rather than repeat research already published I will  send you to a good link. As an overview though. 1. If […]

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Bed Bugs in NH

Bed Bugs are back in the news again in New Hampshire. I just thought I would pass on  a good link to Bed Bug control.  

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Spotted Wing Drosophila. A new invasive pest.

Spotted Wing Drosophila is a relative of our native fruit fly, but this one is destructive to growing fruit. It is in New Hampshire and Maine and attacks many fruit varieties including but not limited to Blueberries, Raspberries, Peaches, Plums, and even Dogwood. If you grow fruit you should become familiar with this pest. This is a link […]

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Hemlock Woolly Adelgid. A New Treatment.

Hemlock Woolly Adelgid is an invasive pest that sucks the life out of Hemlock trees. Hemlock Woolly Adelgid has always been difficult to treat with Horticultural Oil on trees that are very tall or inaccessible to spray equipment. A simple basal trunk application of Imidacloprid is as effective as soil injection for controlling Hemlock Woolly […]

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Hemlock Woolly Adelgid Control Update

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Hemlock Woolly Adelgid is an invasive pest that sucks the life out of Hemlock trees. Hemlock Woolly Adelgid has always been difficult to treat with Horticultural Oil on trees that are very tall or inaccessible to spray equipment. Treating Hemlock woolly adelgid with Imidacloprid injected into the soil or applied as a basal trunk spray is […]

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Natural Tick Control. Is this possible??

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UPDATE:  Beauveria bassiana is now available and we are using it. Ticks have become more than just a nuisance due to the increasing prevalence of Lyme disease. Until recently Tick control was only possible with general wide spectrum insecticides such as the Pyrethroid Bifenthrin. But there is hope. Two Fungi, Beauveria bassiana and Metarhizium anisopliae […]

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Predicting Insect Stages Using Degree Days

Simply put a degree day is the accumulation of heat after a set temperature. Insect development is usually calculated on a base of 50 degrees. Degree days are a more accurate way of predicting insect development than are dates because temperatures vary each year. For many of our common pests scientists have calculated what stage […]

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