Welcome to Holmes Lab 1-330-893-2933

Customer Service

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


OPMA Water Testing
Alpaca Feed and Soil Testing
Water Testing

Pond Water Testing
Gas and Oil Water Testing

Soil Testing

New Soil Health Testing

Science of Soil Health Videos

Click here for the "Ideal Nutrient Levels For Hay, Pasture, and Adequate Fertility Ranges For Soil"

Plant Tissue Testing
Compost Testing
Forage & Feedstuff Testing
Mycotoxin Testing
Microbiology Testing
Manure Testing
Greenhouse Testing
Fertilizer Testing
Informaton Sheets
Payment Information
Contact Us

an independent analytical laboratory that tests forages, commodities, grains, water, mycotoxins, soils, manure, fertilizer, etc.

  • 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.

For Sample Information Sheet, please go to the Information Sheets page.

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. Route 62
    Millersburg, Ohio 44654-8834

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 holmeslabinfo@wifi7.com

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