Welcome to the Soil Testing Laboratory

  • Turnaround times will be lengthened during COVID-19 security and safety measures.  Thank you for your patience!
  • How does your garden grow? Get a soil test and make the most out of your growing season

To submit a sample, please download a form:

PDF icon Lawn_and_Garden_2020-21.pdf

PDF icon Farm_and_Field_2020-21.pdf

PDF icon Florist_Greenhouse_Form_2020-21.pdf

File Liming_Materials_2020-21.docx

File Diagnostic_Plant_20-21.xlsx

PDF icon Basal_Stalk_Nitrate_2020-21.pdf

 

 

STRAL in the News

The Farmer

Minnesota Farm Guide

UMN Extension: Minnesota Crops News Blog

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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

Announcements

COVID-19 Update

The Soil Testing Lab is open for business.  But due to COVID-19 safety and security measures, we cannot accept in-person sample drop-off.  Please mail or ship your samples to us, and please understand that there may be delays in some laboratory functions.  All samples will be analyzed as quickly as possible.  Should we be forced to temporarily suspend operations, samples will be properly stored for future testing.  Please email us at soiltest@umn.edu, or call 612-625-3101 for more information.

Mail samples to:

U of MN Soil Testing Laboratory

Room 135 Crops Research Building

1902 Dudley Avenue

St. Paul, MN 55108

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 analyses and testing services, please visit the Research Analytical Laboratory website. 

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