Trusted Analytics & Recommendations to Help You Grow
UNH Cooperative Extension provides soil analysis and fertilizer recommendations to farmers, homeowners and researchers. Recommendations are based on the latest research and are specific to the crop being grown.
If you are mailing in sample(s), please note that we have a new mailing address! Please send all samples to the address below.
*Note: If you sent your soil sample to the previous Spaulding Hall address, your sample will be forwarded to our new address and you do not need to send a new sample.
Mail all samples to:
UNH Extension Soil Testing Service
34 Sage Way
Durham, NH 03824
Turnaround time for soil testing is approximately three weeks from the time we receive the sample(s). Thank you for your patience. For questions, please send an email to soil.testing@unh.edu or leave a message for Shyloh Favreau at (603) 862-3200.
Frequently asked questions
Location, Hours and contact information
Soil Testing Form
Resources
Learn More
Wood ash has a long history of use in New England. Our Yankee ancestors used wood ash to make lye for soaps, to clean glas... Learn More
Articles
Events
-
March 27th, 2023, 5:00pm - 7:00pm
-
March 28th, 2023, 10:00am - 2:00pm
-
March 30th, 2023, 9:00am - 4:15pm
-
March 30th, 2023, 12:00pm - 1:30pm