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Add organic matter to improve garden soils

Adding organic matter is the best way to improve nearly all kinds of soils.

Feb 27, 2009 | News Story

Improving Garden Soils with Organic Matter

This publication will help you understand the importance of soil organic matter levels to good plant performance. It also contains suggestions for suitable soil amendments. Any soil, no matter how compacted, can be improved by ...

Dan Sullivan, Linda Brewer, Neil Bell | May 2003 | OSU Extension Catalog

New ‘droughty’ soils model for Pacific Northwest could aid forest health in changing climate

Scientists have developed a new approach to modeling potentially drought-prone soils in Pacific Northwest forests, which could aid natural resource managers to prepare forested landscapes for a changing climate.

Chris Branam | Aug 16, 2018 | News Story

Noble fir seedling survival strategies

Applied research to increase survival of noble fir Christmas tree seedlings during drought years, North Willamette Research and Extension Center.

Judy Kowalski, Chal Landgren | Jan 2020 | Article

Drought hits Douglas-fir trees hard

Diseases and pests take advantage of trees' weakened condition

Mary Stewart | May 29, 2015 | News Story

Nothing beats bug patrol for organic gardeners

Look for OMRI logo when buying organic products

Kym Pokorny | Apr 29, 2016 | News Story

Why Does Your Tree Look Sick?

Most “sick tree” problems can be traced back to underlying stresses that have reduced the tree's vigor, making it more vulnerable to diseases or insect pests.

Jun 2018 | Article

Living with Droughty Pastures

At times we see many of our cool-season perennial and annual forages looking stressed and growing very slow as they struggle with heat and no rain. The hot, dry conditions we sometimes experience in western Oregon have many ...

Shelby Filley | Aug 2019 | Article

Perennials: How to Dig and Divide!

Perennials are one of the many treasures in the garden but after time they may have outgrown their spot or just aren’t as vigorous as when they were first planted. These plants actually perform best when they are younger...

Crystal Cady | Sep 2010 | Article

Stressed trees show dieback

Browning or dieback is usually caused by weather-related stress, sometimes in combination with pests and diseases.

Mar 2018 | Article