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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

What's the difference between chemical, organic fertilizers?

Differences between processed and organic fertilizers are explained in this article.

May 14, 2004 | News Story

How to collect a plant specimen for disease diagnosis

A guide for how to collect and where to get a sample analyzed for plant diseases.

Melodie Putnam, Carol Savonen | Jul 2014 | Article

Life cycle of the codling moth

A codling moth goes through several stages in its life cycle. If you're trying to prevent damage to apples and other fruit, it helps to know when adults and larvae are active.

Amy Jo Detweiler | Apr 2018 | Article

Grapevine Trunk Diseases in Oregon

A summary of the main trunk diseases causing issues in Oregon and management methods.

Melodie Putnam | Mar 2019 | Article

Developments in high density cherries in the USA

In the last few years there is an increasing interest in high density systems, especially in the Pacific Northwest

Lynn Long, Tim Facteau, Roberto Nuñez-Elisea, Helen Cahn | Jun 2018 | Article

Five most important attributes of sweet cherries and the varieties that fill these needs

The U.S. Pacific Northwest is the most important sweet cherry production region in North America, however, as recently as the early 1990's fresh cherry production consisted primarily of one variety, 'Bing'. In recent years there has been increased interest in new varieties.

Lynn Long, Roberto Núñez-Elisea, Helen Cahn | Apr 2005 | Article

Growing Quality Cherries

The United States is one of the leading producers of sweet cherries in the world. In the U.S. the majority of cherries are produced in the Pacific Coast states of Washington, Oregon and California with the greatest volume of production in the north.

Lynn Long | Jul 2005 | Article