Yard & Garden

Person using a handheld pesticide sprayer on a lawn
Training Opportunities for Prospective Pesticide Applicators
2027 Course Dates
2026 and 2027 courses for Pesticide Application training for private and commercial applicators, and recertification credits online. Learn More
tick on a stalk of grass
Answering Your Tick Questions
It is often thought that tick activity declines as temperatures drop and vegetation dies back. However, peak leaf-peeping season in New Hampshire coin... Learn More
A person in a blue utility suit and white gloves holding a pesticide applicator wand and pointing it into a bright green row hedge.
Comply Before You Apply
Rules and Best Practices for Safe Pesticide Application in New Hampshire: A Webinar Discussion Series
Webinar series for Greenhouse, Nursery and Garden Center Professionals meets third Tuesday from October 2026 - March 2027. Virtual but registration re... Learn More
Round Leaf Bittersweet. Photo by Chris Evans, University of Illinois, Bugwood.org.
Is it an Invasive Species?
An invasive species is not simply a plant people dislike. An invasive plant must be non-native to the area and must cause, or be likely to cause, envi... Learn More
UNH Soil Testing Update
We have recently updated the prices of the soil & tissue tests offered by UNH Extension. We continually work to keep the program as affordable as ... Learn More
Lastowka makes a cut on an apple tree
It’s Pruning Season
Proven tips and solutions for pruning
Learn proven tips and solutions for pruning Learn More
Inside of a greenhouse with colorful flowers in the foreground.
2026 Webinar Series for Greenhouse, Nursery & Garden Center Professionals
Webinar series for Greenhouse, Nursery and Garden Center Professionals meets once a month, virtual. Cost: $10/webinar. Each webinar will earn one pest... Learn More
person pouring brine solution into jar of sliced vegetables for fermenting
Fermenting: Safe Food Preservation (PLUS a Sauerkraut Recipe!)
Fermentation of food and beverages has been around for centuries as a safe way to preserve food. Fermenting is the process by which beneficial bacteri... Learn More
Amynthas spp, courtesy of UVM
Invasive in the Spotlight: Jumping Worms
Conventional wisdom tells us that earthworms are good for the soil. They improve soil drainage and aeration, increase nutrient availability, and enhan... Learn More
pH meter in soil next to hand holding soil
Soil pH and Plant Growth
Soil pH is a key factor in determining plant health because it directly affects nutrient availability. If the pH falls outside the optimal range for a... Learn More