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Soil and Plant Nutrient Testing Laboratory

Contact and Lab Hours

Lab Hours:

The UMass Amherst campus, including the Soil & Plant Nutrient Testing Lab, will be closed for the holidays on the following days:

  • Wednesday, 12/25/2019

  • Monday, 12/30/2019

  • Tuesday, 12/31/2019

  • Wednesday, 1/1/2020

Happy Holidays to all our valued customers!


Hours of Operation: 8 a.m. to 4 p.m., Monday through Friday.

phone: 413-545-2311


For general information or questions about invoicing, contact:
Kirsten Yarrows, Secretary

For questions about test results or methodology, contact:
Tracy Allen, Lab Supervisor

For home garden and landscape questions, email:


Delivery Info:

Orders being hand delivered should be dropped off in the Soil Lab Office in Room 203 of Paige Laboratory.

Orders may be sent to the lab via the US Postal Service, or a private carrier (i.e. UPS, FedEx, etc.). 

Mailing Address:

UMass Soil & Plant Nutrient Testing Lab
203 Paige Laboratory
161 Holdsworth Way
Amherst, MA  01003