Order Testing from Texas Plant and Soil Lab

Ordering testing depends on your needs and your testing volume.

We test:

Laboratory Soil Testing
Laboratory Compost Testing
Laboratory Plant Testing
Laboratory Onion Pungency Testing
Laboratory Humic Acid Testing
Laboratory Water Testing
Solvita Grain and Seed Fungal Susceptibility and Spoilage Test

Soil Testing

For low-volume or one-off soil testing, you may wish to consider our mail-in soil test kit. For more information or to order online please click here.

For high-volume or repeat testing with testing history and sample management, download and complete our Soil Test Form:

Soil Test Form for Single Sample Users.
Soil Test Form for Multi-Sample Growers.
Pathology Test Form for Soil.
Soil Test Form for Multi-Sample Consultants.
Be sure to utilize our Soil Test Guide

You can view How to Take a Soil Sample online or Download our PDF guide here:

How To Take A Soil Sample

You will get more from your soil test results and recommendations by familiarizing yourself with our soil test guide:

Soil Test Guide

For soil samples coming in from outside the continental USA, please download and complete the following forms:

international soil instructions
international soil permit

Compost and Humate Testing

For compost and humate testing download and complete this form:

Compost / Humate Test Form
Example Humate Test Results

Plant Testing

To order plant testing download and complete the following form:

Plant Testing Form

Pathology Test Form for Plants.

Pecan Leaf and Stem Sampling Information

You can view How to Take a Plant Sample online or Download our PDF here:

How To Take a Plant Sample

For plant samples coming in from outside the continental USA, please download and inlude the following forms:

international plant import permit
international plant notice of arrival

Onion Pungency

To order Onion Pungency testing, please download and complete this form, choosing Pungency under "Special Analysis":

Testing Form

For onion samples coming in from outside the continental USA, please download and inlude the following forms:

international plant import permit
international plant notice of arrival

Humic Acid

To order Humic Acid testing, please download and complete this form, choosing Humic on page 2 under "Primary Soil Test":

Testing Form

Water Testing

Texas Plant and Soil Lab offers one comprehensive order form for ordering Laboratory Water Testing. This seven page PDF includes- water testing order form, water testing selection guide, water testing pricing form, water testing options form, water sampling instructions, and our water testing analysis guide:

Download the TPSL Water Testing Form

Be sure to utilize the TPSL WATER ANALYSIS GUIDE SHEET

Example River Water Test Results
Example Well Water Test Results
Taking a Water Sample for Testing
Dealing with Salty Water Paper

Solvita Grain and Seed Fungal Susceptibility and Spoilage Test

Solvita Grain and Seed Fungal Susceptibility and Spoilage Test

Please contact us today at 956-383-0739 and speak with us
about your needs.