Welcome to Holmes Lab 1-330-893-2933

Customer Service

9 a.m. to 5 p.m.
Monday to Friday


OPMA Water Testing
Water & Pond
Gas and Oil Water
Forage & Feedstuff
Payment Information
Contact Us

an independent analytical laboratory that tests forages, commodities, grains, water, mycotoxins, soils and manure

  • Wet chemistry procedures are used for all testing.
  • Results can be e-mailed or faxed at no extra charge.
  • Free sample bags and supplies will be sent upon request.
  • Samples are retained for 30 days.
wet chemistry procedures are used for all soil and forage testing Submitting Samples

Feed/Soil Sample bags, Water bottles, and Manure containers can be mailed, or sent via UPS, etc. Fill the bag 1/2 full for forages, feedstuff or soils. Submit 16 oz. of water and 1 quart container 1/2 full of manure. If you use the U.S. Postal Service, check with them about their free Priority Mail Envelopes. Samples will be started the same day that we receive it.

Please print the appropriate form below and include with your sample:

    Samples submitted by US Mail arrive at our lab earlier in the morning and therefore begin the testing process sooner. Samples sent via US Mail should be addressed to:
      Holmes Laboratory, Inc.
      PO Box 204
      Winesburg, OH 44690-0204

    Samples that are submitted by UPS, FedEx or other carrier should be sent to:
      Holmes Laboratory, Inc.
      3559 U.S. 62
      Millersburg, Ohio 44654-8834

    Information Sheets

    Please complete the information requested on the sample bag, forage-feedstuff form, or the soil form. Include this information in the package of samples. To avoid delays, please include payment with this information.

    Whenever this sheet is to be enclosed with a very moist sample, place it inside a small plastic bag first. One information sheet can be utilized for up to six samples from the same or different customer(s).

    US Mail address: PO Box 204, Winesburg, OH 44690-0204
    UPS address: 3559 U.S. 62, Millersburg, Ohio 44654-8834

    Phone 330.893.2933 or 330.893.1326 Fax 330.893.3094

    Additional Services

    The following Labs. offer additional services. Please contact them directly.

    C. Wayne Ellett Plant and Pest Diagnostic Clinic
    110 Kottman Hall
    2021 Coffey Road
    Columbus, OH 43210-1087
    Phone (614) 292-5006
    Fax (614) 292-4455
    Email ppdc@postoffice.ag.ohio-state.edu

    Fescue Diagnostic Laboratory
    209 Life Science Building
    Auburn University, AL 36849-5409

    This site is maintained by Holmes Laboratory, Inc.
    Entire site copyright 1999.