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Cherry tree grafting, how and when?

Q: The top (grafted part) of our dwarf cherry tree died. We have other cherry trees and would like to graft a new top on it. What is the best type of graft to make?

A: View answer | View all featured questions

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

Take All

This root rot look-alike is endangering wheat, grass, and barley. Learn the signs, symptoms, and controls of this disease.

Mary Corp | Oct 2018 | Article

Use Caution When Irrigating Oaks and Madrones

Excessive summer irrigation of oak and madrone trees may promote fungal diseases such as the oak root fungus (aka armillaria root disease) and crown rot.

Jun 2018 | Article

Sawflies

Will Oregon meet these wasp-like pests again?

Mary Corp | May 2003 | Article

Scouting and collecting Wheat Head Armyworms

What growers can do to scout for and help identify wheathead armyworms.

Mary Corp | Oct 2008 | Article

What’s Wrong With My Madrone?

This article briefly discusses the most prevalent madrone disease problems, then offers a broader perspective on the health of this southern Oregon native.

Max Bennett, Dave Shaw | Nov 2006 | Article

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

Grafting is a Biological Disease Management Strategy

Grafting is an age-old technique used in plant propagation to combine two plants so that one plant provides a desirable rootstock and the other provides desirable fruit characteristics (Fig. 1). While most people are familiar ...

Carol Miles | Oct 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