Jonathan is Affiliated with

View All Events
Poinsettias: Care and Reflowering [fact sheet]
How to site a greenhouse to receive the most sun
Organic Turf: Frequently Asked Questions
How is your garden center going to do business this spring? [tip sheet]
Growing Seedlings Under Lights [Fact Sheet]
Supplemental Lighting Run Time Worksheet
Very Small Greenhouses for Back Yards
UNH Extension Resources for Garden Centers and their Customers
Greenhouse Sprayer Calibration and Spray Calculation Worksheet
Calculators for Monitoring and Adjusting Water Soluble Fertilizer
Calculators for Mixing Water-Soluble Fertilizer
Plant Health Webinar Series 2020
View All Resources