Back to top
Soil and Plant Nutrient Testing Laboratory

Contact and Lab Hours

Beginning on Monday, 7/13/20, we will resume accepting soils for ROUTINE SOIL ANALYSIS and PARTICLE SIZE ANALYSIS only. 

All orders should be sent via USPS, UPS, FedEx or other private carrier.  The lab office will remain closed to the general public until further notice.  HAND DELIVERY OF ORDERS BY CUSTOMERS WILL NOT BE ACCEPTED AT THIS TIME. 


Contact information:

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:

We are not accepting hand delivered packages at this time.  Please send your order 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