Soil Testing Laboratories Recognized by the Landscape Operations Division

Maryland State Highway Administration, Office of Materials Technology

A&L Eastern Agricultural Laboratories
7621 Whitepine Road
Richmond, VA 23237

University of Delaware
149 Townsend Hall
Newark, DE 19717

Agricultural Analytical Services Laboratory
Pennsylvania State University
University Park, PA 16802

Hillis - Carnes
10975 Guilford Road, Suite A
Annapolis Junction, MD 20701