Environmental Horticulture is an important and diverse industry in New Hampshire. It is made up of over 800 businesses who produce, sell, install and care for landscape plants (trees, shrubs and perennials) greenhouse crops/flowers, and turfgrass. The value of this "Green Industry" exceeds $522 million each year in sales of products and services.
Events
January 25, 2027
This course is designed to help commercial applicators prepare to obtain the NH Pesticide Supervisory Registration Certification-General Use. This course is approved by the NH Division of Pesticide…
January 26, 2027
This course is designed to help commercial applicators prepare to obtain the NH Pesticide Supervisory Registration Certification-General Use. This course is approved by the NH Division of…
February 1, 2027
This course is designed to help commercial applicators prepare to obtain the NH Pesticide Supervisory Registration Certification-General Use. This course is approved by the NH Division of Pesticide…
February 2, 2027
This course is designed to help commercial applicators prepare to obtain the NH Pesticide Supervisory Registration Certification-General Use. This course is approved by the NH Division of…
February 8 - 9, 2027
This course is designed to help commercial applicators prepare to obtain the NH Pesticide Supervisory Registration Certification-General Use. This course is approved by the NH Division of…
October 21 - 22, 2027
This course is designed to help commercial applicators prepare to obtain the NH Pesticide Supervisory Registration Certification-General Use. This course is approved by the NH Division of…
Articles
2027 Course Dates
2026 and 2027 courses for Pesticide Application training for private and commercial applicators, and recertification credits online.
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It is often thought that tick activity declines as temperatures drop and vegetation dies back. However, peak leaf-peeping season in New Hampshire coin...
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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...
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Resources
Learn about the powerful Google Business™ Profile with step-by-step instructions to claim, manage and edit your business listing.
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Mummy berry, caused by the fungus Monilinia vaccinii-corymbosi, is a significant disease affecting highbush and lowbush blueberries across New Hampshi...
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Maintaining proper water pH is critical for pesticide effectiveness, as many pesticides degrade rapidly in alkaline conditions due to a process called...
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Proper calibration of the low-pressure boom sprayer is necessary to ensure uniform and economical application, free of overdoses and skips. This fact ...
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La calibración adecuada del rociador de barra de baja presión es necesaria para garantizar una aplicación uniforme y económica, libre de sobredosis y ...
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Una calibración adecuada del equipo de rociadores de barra puede ayudar a garantizar que las aplicaciones de pulverización sean efectivas, eficientes ...
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Landscape and Greenhouse Horticulture Field SpecialistEmail: Amy.Papineau@unh.eduPhone: (603) 862-7143
