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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

To graze or not to graze that is my question.

Q: I have a small dairy goat farm, and at the moment have 5 adult does plus 2 donkeys. In the winter they are confined to the paddock around the barn, but in spring I begin rotating them between 3 small pastures, one to two acres in size. In July, after hay harvest I let them out onto the 7 acre cut hay field. They have access to this field the majority of ...

A: View answer | View all featured questions

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

Grapevine Trunk Diseases in Oregon

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

Melodie Putnam | Mar 2019 | Article