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General care for hydrangeas

Look to this hydrangea how-to for advice on soil, water, pruning and more. Learn a simple pH trick that will turn blooms from pink to blue.

Kristin VanHoose | Jun 2018 | Article

Do I need to "tuck in" my berries for the winter?

Q: How to winter over blueberries and black raspberries? Pruning etc. Once heard to bury the blueberries, is that true?

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

Spikeweed

Can spraying this weed at the right time keep it out of our fields?

Mary Corp | Oct 2018 | Article

Restore those old fruit trees

You have been looking at that large, old, unkempt fruit tree in your yard for some time, wondering what to do with it. Should you save the tree, or remove it and start over? Let's look at what's involved in restoring a neglected fruit tree to health.

Steve Renquist | Jun 2014 | Article

Fewer weeds equals more quality forage

Weeds can lower the quality and quantity of forage in a pasture or hayfield. In general, weeds have lower protein and energy than improved, cool season perennial and annual forages under good grazing management. The palatability...

Shelby Filley | Sep 2012 | Article

Velvetleaf-Have You Seen This Weed?

This small plant causes extensive crop loss. Is it still missing?

Mary Corp | Oct 2018 | 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

Landscaping with Roses

Selecting roses for landscape use may seem like an impossible task, but with a few key elements in mind, you can select a rose or a group of roses to complement your new or current landscape.

Barbara McMullen | May 2007 | Article

Greenhouse Tomato Production in Oregon

Tomatoes are the most commonly produced greenhouse vegetable crop. Although greenhouse promoters claim each plant can produce 30 or more pounds of marketable fruit per year, that level of production is only possible with very ...

Apr 2002 | Article