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Guide to Oregon County Soil Survey Reports

An inventory of all the different kinds of soils in many Oregon counties is available. These inventories were made starting in the 1970’s by soil scientists of the U.S. Department of Agriculture Soil Conservation Service in ...

Brad Withrow-Robinson, Debra Zaveson | Dec 2007 | Article

Soil temperature conditions for vegetable seed germination

Results of an experiment to see correlations between various vegetable seeds number of days to sprout appearance and the temperature at which they are kept.

J. F. Harrington | Apr 2013 | Article

Extension Master Gardeners put their hands in the soil for science

OSU Extension Master Gardeners are taking part in a community science project to understand the the transfer dynamics of soil microbes ot humans in gardening.

Kym Pokorny | Oct 1, 2020 | News story

Adding compost improves soil’s texture and adds nutrients

The best soil amendment is partially broken-down organic material, better known as compost

Kym Pokorny | Mar 13, 2021 | News story

Used appropriately, coffee grounds improve soil and kill slugs

Coffee grounds can be worked into the soil or added to a compost pile but should be done with some restraint.

Kym Pokorny | Jun 23, 2023 | News story

Sand, silt or clay? Texture says a lot about soil

Texture determines all kinds of things like drainage, aeration, the amount of water the soil can hold, erosion potential and even the amount of nutrients that can be stored.

Kym Pokorny | Sep 3, 2021 | News story

Let soil temperature guide you when planting vegetables

This year, however, paying attention to soil temperature is the best way to go for knowing when to plant vegetables. An inexpensive soil thermometer helps keep planting time in perspective.

Kym Pokorny | Mar 20, 2023 | News story

Acidifying Soil for Crop Production: Inland Pacific Northwest

Explains the relationship between high soil pH and nutrient deficiencies in crop plants. Color photos illustrate symptoms of pH-induced nutrient deficiency. Explains the causes of high soil pH and presents step-by-step instructions for lowering pH.

Donald A. Horneck, Don Wysocki, Bryan G. Hopkins, John M. Hart, Robert G. Stevens | Sep 2007 | Extension Catalog publication Peer reviewed (Orange level)

Soil Nitrate Testing for Willamette Valley Vegetable Production

A soil nitrate test measures the concentration of nitrate in the soil at a specific moment in time, including nitrate originating from organic inputs, fertilizer, and soil organic matter. This publication describes ...

Dan M. Sullivan, Nick Andrews, Aaron Heinrich, Ed Peachey, Linda Brewer | Aug 2023 | Extension Catalog publication Peer reviewed (Orange level)

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