Search OSU Extension

Showing 1 - 10 of 27 results.

Benefits of soil testing to guide pasture fertilization

We evaluated the production practices of clientele who use our OSU Extension program information to properly test soil and follow OSU guidelines for fertilizing pastures, and compared that to the standard practices they used prior to using OSU program information to guide their fertilizer applications. The goal of this evaluation is to determine whether our programs lead to ...

Shelby Filley, Gene Pirelli, Amy Peters | Aug 2010 | Article

Here's the scoop on chemical and organic fertilizers

Use these tips on how to apply organic amendments

Kym Pokorny | Mar 9, 2015 | News Story

Forages - hay and pasture collection

This collection has information on soil testing and ferilizing, renovation. forage management , hay, irrigation, feeding values, forage types, forage anti-quality factors, leasing pastures and more.

Shelby Filley | Aug 2019 | Collection

General care for hydrangeas

Look to this hydrangea how-to for advice on soil, water, pruning and more. Learn a simple pH trick that will turn blooms from pink to blue.

Kristin VanHoose | Jun 2018 | Article

Rhubarb

Fertilizers, Hothouse Forcing, Harvesting, Handling, Storage, Pest Control

Aug 2004 | Article

Coastal Pastures in Oregon and Washington

The coastal regions of Oregon and Washington have different climate and soils than other parts of the states. Rainfall is high, ranging from 70 inches in southern Oregon to more than 100 inches in the coastal mountains. Temperature is moderated by the Pacific Ocean resulting in long seasons and mild temperatures. Astoria, Oregon, for example, averages 276 frost-free days and ...

Fred Lundin | Sep 1996 | Article

Some Garden Myths and What Research Has to Say

From the myth of collapsing root balls to myth of compost tea - learn the facts about a range of tips you may have heard through the years about healthy soil, pretty mulch, and more.

Richard Little | Feb 2014 | Article

Nitrogen-Phosphorus-Potassium Values of Organic Fertilizers

Organic fertilizers are used to improve soil quality and tilth, and to provide nutrients for plant growth. They provide nitrogen, phosphorus, and potassium, as well as other elements essential for plant development and overall good health.

Ross Penhallegon | May 2003 | Educational Document

Nitrogen Fertilizer: Where Does it Go?

Most Christmas tree growers fertilize with nitrogen (N) intending to improve tree color, growth, and ultimately value. Where does the fertilizer go after application? How much is actually taken up by the trees, stored in the soil or lost to the environment? How much N is removed at harvest? Should growers be concerned about depletion of soil N reserves from repeated ...

Chal Landgren, Michael Bondi, Steve Webster, Rick Fletcher | Jul 1994 | Article

New 1000 ft2 Organic Fertilizer and Cover Crop Calculator Available

The OSU Organic Fertilizer and Cover Crop Calculator is available on the Small Farms website. It is a downloadable Excel spreadsheet that allows farmers and gardeners to estimate nitrogen release from organic fertilizers and cover crops. The calculator makes it easy to compare the cost of nutrients from cover crops and fertilizers, and develop a fertilizer plan. This allows you...

Nick Andrews | Jul 2014 | Article