Soil Testing

Eligible farmers may submit up to three free samples for each of the following services:

  • Soil nutrient testing

  • Plant tissue nutrient testing

  • Plant disease diagnostics

  • Insect identification

Farmers simply need to indicate that their farm was impacted by recent flooding when submitting samples.

Soil Testing Options

ADSC currently offers three primary soil testing packages:

Package 1 – Essential Soil Fertility Test
A basic fertility assessment designed to provide key nutrient information.

Package 2 – Core Soil Fertility Test
A more comprehensive evaluation of soil fertility and nutrient availability.

Package 3 – Comprehensive Soil Fertility Test
A detailed analysis for farmers seeking the most complete picture of soil health and fertility.

Additional à la carte testing options are also available.

For current pricing and service details, click here.

The Agricultural Diagnostic Service Center (ADSC) has officially reopened and is once again providing testing services to support Hawaiʻi's agricultural community.

Whether you're looking to improve soil fertility, troubleshoot crop health issues, identify pests, or develop a nutrient management plan, ADSC offers affordable diagnostic services for commercial farmers across Hawaiʻi.

Free Testing for Farmers Impacted by Recent Flooding

In response to the Kona low storms and flooding that affected Hawaiʻi Island during March and April 2026, ADSC is offering free testing services through July 21, 2026 for farmers whose operations were impacted.