Resources

The blueberry fruit fly (a.k.a. blueberry maggot or Rhagoletis mendax) can be a serious pest of blueberry in New Hampshire. It causes damage to…

Oberea myops Haldeman Blueberry stem borer is a beetle also known as the rhododendron stem borer and the azalea stem borer. It is in the family…

The printable version of 'Blueberry Varieties for New Hampshire' available for download contains a list that was developed to help New…

The bluegrass billbug (Sphenophorus parvulus) was first reported in the United States almost 100 years ago in Nebraska. Since then, it has become a…

Several species of insects bore into New Hampshire apple trees, including roundheaded apple tree borer, flatheaded apple-tree borer, dogwood borer (…

The boxelder bug, Boisea trivittata, feeds primarily on pistillate (female) and seed bearing boxelder trees by sucking sap from leaves, tender twigs…

The bronze birch borer (Agrilus anxius) is found throughout the birch range in the U.S. and Canada. It attacks and breeds in paper birch, yellow…

Starting your chicks Raising a flock of chickens for home meat or egg production can be an easy and rewarding experience. Before you jump into…

Commercial applicator category Forest Pest Control and Timber Treatment (C1) is a subcategory of Forest Pest Control (C). This subcategory is for…

Commercial applicator category Christmas Trees (C2) is a subcategory of Forest Pest Control (C). This subcategory is for use with the maintenance…

The cabbage looper (Trichoplusia ni) is a North American native found throughout the U.S., Canada, and Mexico. It attacks all plants of the cabbage…

The cabbage maggot, Delia radicum, is one of the most destructive early season pests of crucifers and certain root crops in New Hampshire. It can…

Your soil test results tell you to apply a certain amount of fertilizer per 1,000 square feet and you’re confused about what to do next. How large is…

To get all of these calculators in a mobile format, click here. Sometimes mixing water-soluble fertilizer can be tricky.​ The fertilizer label…

To get all of these calculators in a mobile format, click here. Sometimes calculating injector ratios, electrical conductivity (EC), and ppm N…

In this video, Extension field specialist, Margaret Hagen will describe how to calibrate a fertilizer spreader. See below for a full video transcript…

The spring cankerworm (Paleacrita vernata) and the fall cankerworm (Alsophila pometaria) are native pests to the deciduous forest, shade, and…

Carpenter ants (Camponotus spp.), along with termites, are the most troublesome structural pest in New Hampshire. Four species live in the state,…

In this video, John Grandy demonstrates and compares two different styles of backpack sprayers, a large internally mounted piston pump vs a small…

The large sluggish flies known as cluster or “attic" flies (Pollenia rudis and relatives) often invade New Hampshire homes in fall and turn into…