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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 also explained. ...

Jul 2013 | OSU Extension Catalog

Composting at Winter Green Farm Improves Soil Health and Protects Water Quality

In 1980 Jack Gray and Mary Jo Wade started Winter Green Farm just 20 miles west of Eugene, five years later Wali and Jabrila Via joined them and in 2009 long-time employees Chris Overbaugh and Shannon Shipp-Overbaugh also ...

Nick Andrews | Jul 2013 | Article

Nitrogen-fixing trees “eat” rocks, play pivotal role in forest health

By tapping nutrients from bedrock, red alder trees play a key role in healthy forest ecosystems.

Chris Branam | Feb 25, 2019 | News Story

Gardening Publications and Resources

A list of some of our most popular and useful publications.

Jul 2018 | Collection

Trees and Shrubs for Erosion Control

A list of recommended trees and shrubs in Oregon, good for controlling erosion.

Jul 2018 | Collection

Managing Manganese Deficiency in Nursery Production of Red Maple

Discusses the processes of manganese (Mn) reaction in the soil, Mn movement in plants, Mn function in plants, results of studies of Mn in Oregon nursery fields, and management practices to prevent Mn deficiency in field-grown ...

Mar 2006 | OSU Extension Catalog

Estimating Nitrogen Mineralization in Organic Potato Production

Describes a "crop N uptake" method for estimating N mineralization from soil organic matter. Crop N uptake is a site-specific indicator of N that is "available" to the crop.

Dan Sullivan | Jan 2008 | OSU Extension Catalog

Best time to aerate?

Q: When is the best time of year to aerate my yard? My yard is Kentucky bluegrass. I live in Eugene, Oregon.

A: View answer | View all featured questions

Should I wait or is it great to aerate?

Q: We just moved into a new home and would love some advice on when to aerate our lawn. Are there better times of the year than others? Are there any times where it's a bad idea?

A: View answer | View all featured questions