To update your accreditation status or list a new lab accreditation please complete and submit an Accredited Lab Listing form and submit to the Executive Director for verification of accreditation. Labs which are accredited but have not completed this document may not be listed.
California
| Laboratory | Address | Contact | Accreditation |
| Alforex Seeds | 38001 County Road 27 Woodland, CA 95695 | USDA ASL |
Colorado
| Laboratory | Address | Contact | Accreditation |
| Colorado State University Seed Laboratory | ARDEC – 4616 NE Frontage Road | Laura Pottorff laura.pottorff@colostate.edu | USDA ASL |
Georgia
| Laboratory | Address | Contact | Accreditation |
| National Seed Laboratory USDA Forest Service | 5675 Riggins Mill Road Dry Branch, GA 31020-9696 | Victor Vankus Victor.Vankus@usda.gov | ISTA, USDA ASL |
Iowa
| Laboratory | Address | Contact | Accreditation |
| Corteva Agriscience | PO Box 227 7150 NW 70th Ave. Johnston, IA 20131 | ISO 17025, ISTA, USDA ASL; Approved Canada Grader | |
| Iowa State University Seed Laboratory | 109 Seed Science Center 2115 Osborn Dr., ISU Ames, IA 50011 | seedlab@iastate.edu | USDA ASL, NSHS, ISO-9001-2015, CFIA Approved Canada Grader |
Idaho
| Laboratory | Address | Contact | Accreditation |
| Idaho State Seed Testing Lab | 2240 Kellogg Ln. Boise, ID 83712 | USDA ASL | |
| Crookham Company | 301 West Warehouse St. Caldwell, ID 83605 | Marija Topic marijat@crookham.com | USDA ASL ASSP; CFIA Approved Canada Grader |
Illinois
| Laboratory | Address | Contact | Accreditation |
| AgReliant Genetics, LLC (SCST) www.agreliantgenetics.com | 418 N. Jefferson St. P.O. Box 139 Brimfield, IL 61517 309-446-9830 | USDA ASL; Approved Canada Grader | |
| Illinois Crop Improvement Association (SCST) www.ilcrop.com | 3105 Research Road Champaign, IL 61822 217-359-4053 | Steve Beals sbeals@ilcrop | ISO 17025; Approved Canada Grader |
| Bayer Crop Sciences | 460 E Adams ST Waterman, IL 60556 | Melissa Phillips melissa.phillips@bayer.com | USDA ASL; Approved Canada Grader |
Indiana
| Laboratory | Address | Contact | Accreditation |
| Corteva Agriscience (SCST) www.dowagro.com | 3400 Kent Ave Suite 100 Lafayette, IN 47906 765-775-1741 | ISO 17025, USDA ASL | |
| Corteva Agriscience | 1000 W Jefferson St. Tipton, IN 46072 | Laura Wood laura.wood@corteva.com | USDA ASL: Approved Canada Grader |
| Indiana Crop Improvement Association (SCST) www.indianacrop.org | 7700 Stockwell Road Lafayette, IN 47909 765-523-2535 | USDA ASL; Approved Canada Grader |
Michigan
| Laboratory | Address | Contact | Accreditation |
| Michigan Crop Improvement Association (SCST) www.michcrop.com | P.O. Box 21008 Lansing, MI 48909 517-332-3546 | USDA ASL |
Minnesota
| Laboratory | Address | Contact | Accreditation |
| Minnesota Department of Agriculture Plant and Seed Analysis Unit Laboratory Services Division www.mda.state.mn.us | 601 Robert Street North Saint Paul, MN 55155-2538 651-508-8270 | Michael Merriman Michael.Merriman@state.mn.us | ISO 17025 |
| Minnesota Crop Improvement Association www.mncia.org | 1900 Hendon Ave Saint Paul, MN 55108612-625-7766 | Chase Mowry, RST chase.mowry@mncia.org | USDA ASL, Approved Canada Grader |
Montana
| Laboratory | Address | Contact | Accreditation |
| Montana State University Seed Laboratory | Marsh Lab Room 440 1911 West Lincoln Street Bozeman, MT 59718 | Bridget Westfall bridget.westfall@montana.edu | USDA ASL |
North Carolina
| Laboratory | Address | Contact | Accreditation |
| USDA Seed Regulatory and Testing Division | 801 Summit Crossing Place Suite C Gastonia, NC 28054 | Todd Erickson todd.erickson@ams.usda.gov | ISTA, USDA ASL; Approved Canada Grader |
Oregon
| Laboratory | Address | Contact | Accreditation |
| Agri Seed Testing, Inc. (SCST) www.agriseedtesting.com | 1930 Davcor Ct. SE Salem, OR 97302 503-585-1440 | Sharon Davidson sdagriseed@comcast.net | ISTA; Approved Canada Grader |
| Oregon State University (SCST, AOSA) www.seedlab.oregonstate.edu | 3291 SW Campus Way OSU Campus Corvallis, OR 97331 541-737-4464 | David Stimpson david.stimpson@oregonstate.edu | ISTA |
| Turf Tech Inc. (SCST) www.turftech.biz | P.O. Box 287 33789 Hwy 99E Tangent, OR 97389 541-926-3959 | Phani R. Bangalore, Ph.D., RST phanibangalore@turftech.biz | USDA ASL; Approved Canada Grader |
South Dakota
| Laboratory | Address | Contact | Accreditation |
| SGS (SCST) www.sgs.com/en/agriculture-food/seed-andcrop/seed-services/seed-testing | 1405 32nd Ave. Brookings, SD 57006 605-692-7611 | Sarah Dammen sarah.dammen@sgs.com | ISO 17025 & 9001, ISTA; Approved Canada Grader |
| SoDak Labs | 236 32nd Ave Brookings, SD 57006 | Tim Gutormson tim.gutormson@sodaklabs.com | ISO 17025, ISTA; Approved Canada Grader |
| South Dakota State University Seed Testing Laboratory | Box 2100A Brookings, SD 57007 605-688-6636 | Kathy Mathiason katherine.mathiason@sdstate.edu | USDA ASL |
Texas
| Laboratory | Address | Contact | Accreditation |
Washington
| Laboratory | Address | Contact | Accreditation |
| Washington State Dept. of Agriculture (SCST, AOSA) www.agr.wa.gov/inspection/SeedInspection | 21 North 1st Ave. Suite 203 Yakima, WA 98902 509-249-6950 | Nancy Jones njones@agr.wa.gov | ISO 17025, USDA ASL; Approved Canada Grader |
Wisconsin
| Laboratory | Address | Contact | Accreditation |
| Eurofins BioDiagnostics, Inc. (SCST) www.biodiagnostics.net | 507 Highland Drive River Falls, WI 54022 716-426-0246 | Nicolette Hard nicolettehard@eurofinsus.com | ISO 17025 USDA ASL |
| Wisconsin Crop Improvement Assn. www.wcia.wic.edu | 8520 University Green Middleton, WI 53562 608-262-1341 | Shaminder Miranpuri wcia@mailplus.wisc.edu | USDA ASL; Approved Canada Grader |
Alberta
| Laboratory | Address | Contact | Accreditation |
| 20/20 Seed Labs Inc. (SCST) www.2020seedlabs.ca | 507 11 Ave. Nisku, AB Canada T9E 7N5877-420-2099 | Sarah Foster sarah@2020seedlabs.ca | ISTA |
Ontario
| Laboratory | Address | Contact | Accreditation |
| Kent Agri Lab Ltd. (SCST) www.kentagrilab.com | 8672 John Park Line Tupperville, Ontario, Canada N0P 2M0519-627-3737 | ISO 17025; Approved Canada Grader |
Saskatchewan
| Laboratory | Address | Contact | Accreditation |
| Nutrien Ag Solutions Lab | Box 998 Carrot River, SaskCanada, S0E 0L0 | Janet Stoner agvissionjs@sasktel.net | Approved Canada Grader |
| CFIA Saskatoon Seed Laboratory | Seed Science and Technology Section 301-421 Downey Rd Saskatoon, Sask Canada, S7N 4L8 | Steve Jones steve.jones@inspection.gc.ca | ISTA; Approved Canada Grader |
DISCLAIMER: This list is updated regularly. Laboratories are added to the list when the accredited lab or a representative for the accredited lab submits an updated Accredited Lab Listing and is verified by the executive director and/or the executive board. SCST cannot represent that the listed laboratories will continue to meet the above listed accreditation standards. SCST may remove laboratories from the list based on information that may subsequently become available to it. Inclusion in the list does not imply any approval by SCST of the laboratory in question. Any organization intending to use a laboratory listed above should ensure that the chosen entity’s accreditation is current. Organizations should also perform other aspects of qualification prior to submitting samples to a laboratory, such as ensuring financial stability, ability to supply the required tests, other related aspects of general business, and the analysts’ certification is up to date. This list does not constitute any guarantee for the performance of the laboratories or the accreditation standards mentioned above.
For more information on the different laboratory approval systems or to check for the most up to date accreditation lists please see the following websites:
ISO 17025: http://www.iso.org/iso/home/store/catalogue_tc/catalogue_detail.htm?csnumber=39883
ISTA: http://www.seedtest.org/en/memberlaboratories.html
USDA ASL: https://www.ams.usda.gov/sites/default/files/media/LSOfficialListingASP.pdf