Here we've collected various useful documents together in one place. We have our available sampling guides listed, as well as several free articles from our extensive library.

Sampling Guides - These will assist you in taking a good, representative sample. This is the most critical part of the entire process. Without a good sample, results won't be reliable.

Interpretation Guides - You've received your analysis results, but what do all the numbers mean? Use these guides to assist you.

Nutrient Guide - These free articles, from the Spectrum Analytic Agronomic Library, provide more in-depth information about some of the tests you might see on your soil analysis report.