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Showing 1 - 7 of 7 results.

Christmas Tree Nutrient Management Guide for Western Oregon and Washington

A comprehensive guide to fertilization and nutrient management in Christmas tree fields. Discusses tree nutrient use at various stages in the crop cycle and explains how to use soil and tissue testing to determine fertilizer ...

Brad Withrow-Robinson, Chal Landgren, Michael Bondi | Sep 2009 | OSU Extension Catalog

Gardening in Central Oregon's climate

Behind the beauty of the High Desert, lie many factors that create challenges for Central Oregon gardeners. Learn how to work with cold weather, short seasons, dry summers and other elements that can affect your gardening success.

Amy Jo Detweiler | Jan 2016 | Article

Growing Christmas Trees in the Pacific Northwest

A guide for the prospective and novice Christmas tree grower. Includes how to evaluate risk and potential for return. Discusses the tree growing cycle, tasks and time requirements, pertinent laws and regulations, and costs, ...

Chal Landgren, Michael Bondi | Jun 2003 | OSU Extension Catalog

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

A burrowing pest: controlling gophers on your property

Gophers can cause a lot of damage on a farm. Here's what to do when these small mammals invade your small acreage: Trap them, set out bait or maybe even enlist the help of barn owls. If you decide to try a trap, make sure to set it in the main tunnel.

Melissa Matthewson | Mar 2007 | 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

Grapevine Trunk Diseases in Oregon

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

Melodie Putnam | Mar 2019 | Article