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Three methods for no-turn cold composting

Recycling organic debris for composting and improving soil doesn’t have to be a chore! If hot composting is not for you, try one of these easy cold-composting methods. Each has advantages and disadvantages but the end result is the same: improved garden soil and less organic waste in landfill.

Jul 2017 | Article

Apple Resources for Umatilla County

Umatilla County is the apple capital of Oregon and produces ~2200 acres of apples.

Jul 2018 | Collection

Scotch Thistle

Scotch thistle was introduced to the United States in the 1800s as an ornamental plant from the Mediterranean region. It is a noxious weed in Idaho, Oregon, and Washington. Scotch thistle can form dense, virtually impenetrable ...

Sep 2003 | OSU Extension Catalog

Russian Thistle: Management in a Wheat-Fallow Crop Rotation

Reviews Russian thistle biology as it relates to management, including seed dormancy and longevity in soil, seed distribution, seed germination and emergence, plant growth after establishment, crop competition, and resistance to ...

Aug 2019 | OSU Extension Catalog

Perennial Weed Biology and Management

Explains how simple and creeping perennial weeds reproduce and spread. Covers weed seedbanks, seed dormancy in soil, and factors that influence seed germination. Describes the typical root structure of perennial weeds and the various...

Mar 2001 | OSU Extension Catalog

My Apple Trees need Help!

Q: I have 5 apple trees and last year the growth was stunted with only 3-4 inches/year and also infested with apple maggots. I don't like the fly traps as one time a small bird was caught, probably following the moth. Is ...

A: View answer | View all featured questions

Planting Bare-Root Roses in March

If you have ever purchased a bare-root rose, your first question might have been, will this awkward plant really produce roses? Yes it will!

Barbara McMullen | May 2007 | Article

How the Rogue Valley became famous for pears

The Rogue Valley growers were pioneers in pear production, growing over 24 varieties and setting quality standards in packing pears. The Rogue Valley was the first and largest red pear growing region in the Pacific Northwest in...

Jul 2007 | Article

Put rose pruning and planting on the calendar

Mid- to late February is the time to pay attention to one of our favorite flowers

Kym Pokorny | Feb 5, 2016 | News Story

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