Texas A&M AgriLife Extension Service
Soil, Water and Forage Testing Laboratory
Soil, Water and Forage Testing

Please note: Only submittal forms with a "19C" in the right corner are valid and current. Old forms are no longer valid and should be recycled.


Extension of credit requires a AG-257 External Customer Information Form on file with Texas A&M AgriLife Extension.

Laboratory business hours

The Laboratory and the Texas A&M University Campus will be closed for Memorial Day, May 27, 2019.

Address for United States Postal Service:
Soil, Water and Forage Testing Laboratory
2478 TAMU
College Station, Texas 77843-2478

Address for all other couriers (FedEx, UPS and etc.):
Soil, Water and Forage Testing Laboratory
2610 F&B Road
College Station, Texas 77845
Contacts:
Voice 979.845.4816

Email: soiltesting@tamu.edu

The laboratory has added new Aggie Marketplace options:

Pay Existing Invoice/Statement | Prepayment before Sample Shipment | Pay-Submit Sample Information Online

Navigating our Site

About the Lab | Our Submittal Forms | Payment Information | Sending Samples

Soil Fertility Recommendations | Listing of Current Methods | Fertilizer Calculators | Publications



The Soil, Water and Forage Testing Laboratory is part of the Department of Soil and Crop Sciences, Texas A&M AgriLife Extension Service, and The Texas A&M University System.