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Post - Construction Soil Quality and Depth

Post-construction quality and depth provides improved onsite management of stormwater flow and water quality. It involves amending the disturbed soils with compost in the post development landscape to help reestablish a healthy soil ecosystem. This BMP is required for all sites.

May 2018 | Online resource

Analyze your garden soil at home with the jar test

Learn how to do a simple test with few materials to see how much of the soil is sand, silt or clay.

Jun 2018 | Article

Soil Texture By Feel Flow Chart

Determine type of soil by feel.

Jul 2017 | Educational document

How do I test my soil?

Q: Contact your local Master Gardeners for information on soil testing near you.

A: View answer | View all featured questions

Monitoring Soil Nutrients in Dryland Systems Using Management Units

Focuses on how to design a soil nutrient monitoring strategy using management units or zones for soil testing and nutrient application. This approach is designed to provide better information to make nutrient ...

Mary Corp, Donald A. Horneck, Don Wysocki, Larry Lutcher | Nov 2006 | Extension Catalog publication Peer reviewed (Orange level)

Soil Acidity in Oregon: Understanding and Using Concepts for Crop Production

Soil acidity, expressed by low soil pH, causes reduced crop growth and significant economic loss. It is the most commonly overlooked and poorly understood yield-limiting factor in western Oregon and a developing ...

John M. Hart, Dan M. Sullivan, Nicole Anderson, Andy Hulting, Donald A. Horneck, Neil W. Christensen | Jul 2013 | Extension Catalog publication Peer reviewed (Orange level)

Soil Testing Lab Selection and Recommended Analytical Methods for Oregon

Not all soil tests are the same. Here's how to choose a soil testing lab in Oregon.

Gordon B. Jones, Amber Moore, Eliza Smith | May 2024 | Extension Catalog publication Peer reviewed (Orange level)

Applying Lime to Raise Soil pH for Crop Production (Western Oregon)

This publication describes how to estimate lime application rate and lists criteria for choosing liming materials (source), lime application method (placement), and how often to apply lime (frequency).

Nicole Anderson, John M. Hart, Dan M. Sullivan, Neil W. Christensen, Donald A. Horneck, Gene Pirelli | May 2013 | Extension Catalog publication Peer reviewed (Orange level)

Soil Fertility in Organic Systems: A Guide for Gardeners and Small Acreage Farmers

This publication discusses the many types of fertilizers and soil amendments available for organic plant production. Fertilizer formulations, nutrient availability, and application practices for common organic products are ...

Doug Collins, Carol A. Miles, Craig G. Cogger, Richard T. Koenig | Jul 2013 | Extension Catalog publication Peer reviewed (Orange level)