Soil Testing & Amendments

EC 1478 Soil Test Interpretation Guide

EC 628 Soil Sampling for Home Gardens & Small Acreage

EM 8677 Laboratories Serving Oregon:  Soil, Water, Plant Tisue, & Feed Analysis

EC 1561 Improving Gardens with Organic Matter

EC 1585 Acidifying Soils in Landscapes and Gardens East of the Cascades

Link to website: USDA Web Soil Survey

The OSU Extension Service no longer tests soil samples. 

You can take your soil samples to the following locations to be sent out:

• Midstate Fertilizer Company, Redmond 541-548-2318


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