Is your fertilizer perfectly formulated to produce thriving, healthy crops?
Send us a sample – we’ll analyze your fertilizer and see what’s inside.
Fertilizer testing can reduce waste and save you money.
Every dollar counts when it comes to crop inputs! Using the wrong formula or applying the wrong amount of fertilizer is going to cost you. Ward Laboratories will test your fertilizer and give you a detailed report of the results, eliminating risk and guesswork.


Here are two of the tests our growers and producers rely on:

Screening Test
(approximate fertilizer analysis)
This is a popular test for our customers who need to verify the nutrient content of their fertilizer.
We measure the following elements:
- Calcium
- Copper
- Iron
- Magnesium
- Manganese
- Nitrogen
- Phosphorus
- Potassium
- Sulfur
- Zinc
- Specific gravity included (liquids)

Lime Quality %ECC
We assess your sample for effective calcium carbonate (%ECC), lime purity (%CaCO3), moisture, fineness of grind and sieve analysis (on 8-mesh, on 60-mesh, and through 60-mesh sieves).
Frequently Asked Questions about Fertilizer & Lime Analysis
How much does testing cost?
See our Pricing page.
How do I take a sample?
Click here for everything you need to know about sample types and sampling procedures!
Does Ward accept samples from any location?
Yes, we accept samples from producers all over the world!