Soil, Water and Forage Testing Laboratory
How to Collect and Send Your Soil Samples
Soil Sample Information Form for Urban Soil (eg. Gardens, Lawns, Landscapes)
Note: Homeowner’s should use form D-494B for home gardens, landscape, and soil. Agricultural producers should submit form D-494.
Galveston County Extension Office
4102-B Main Street (carbide park)
La Marque, TX 77568
Download directions to the Extension Office
M-Th 8:00 a.m. to 5:00 p.m.
Fri 8:00 a.m. to 4:30 p.m.