Welcome to the Soil Testing Laboratory

  • How does your garden grow? Get a soil test and make the most out of your growing season
  • Current Turnaround time on tests is 7 - 10 days
  • We will be closed on Dec. 24th, Dec. 25th, and Jan. 1st. Happy holidays!

STRAL in the News

The Farmer

Minnesota Farm Guide

UMN Extension: Minnesota Crops News Blog


The University of Minnesota Soil Testing Laboratory is part of the Department of Soil, Water, and Climate. We provide high quality testing services to the public, Universities, private companies, as well as State and Federal Agencies. 

Soil Testing Procedures Graphic


Holiday Hours: We will be closed on Dec. 24th & 25th and Jan. 1st.

Parking: You may park along the curb near our Dudley Ave. entrance for up to 20 minutes. Metered parking is also available along Gortner Ave.

Out-of-State Samples:  Please consult this map. We can accept soils from mainland US counties (including AK) that are NOT highlighted or marked on the map.

For more complex, research appropriate analysis and testing services, please visit the Research Analytical Laboratory website. 

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