Search OSU Extension

Showing 1 - 10 of 16 results.

Rhododendrons and azaleas need a strong acidic soil

Check out yellow leaves on rhododendrons and azaleas.

Jun 4, 2010 | News Story

Fruit tree site considerations

Climate, soil, water and chilling all effect which fruit trees will do best on your property. Here's what to consider.

Steve Renquist | May 2015 | Article

Plants Causing Nitrate & Oxalate Poisoning in Pastures

Some plants absorb excess nitrates or oxalates from the soil and store them in plant tissues. Toxicity problems can occur in animals which feed on these plants.

Mylen Bohle, David Hannaway, Andy Hulting, Karin Neff | Apr 2018 | Educational Document

Trees and Shrubs for Erosion Control

A list of recommended trees and shrubs in Oregon, good for controlling erosion.

Jul 2018 | Collection

Arborvitae root issues, should we dig it?

Q: We planted 17 emerald arborvitaes 3 weeks ago. We broke apart the rootball (at the suggestion of an employee at the retailer) and I've since learned that this is bad to do. We are watering regularly and have covered the ...

A: View answer | View all featured questions

Streamside planting zones

Describes the three planting zones around a stream.

Jul 2018 | Article

Foxtail Control in Pastures and Hayground

Foxtail is a problematic grass in pastures and hayground, and infestations need immediate attention. Small infestations of foxtail should be spot treated, while larger infestations require whole pasture renovation. This informational ...

Shelby Filley | Mar 2015 | Article

Plant native Oregon shrubs now

Time to plant native Oregon shrubs

Jan 29, 2010 | News Story

Give rhododendrons and azaleas an annual check-up each spring

Spring is time to care for rhodies.

Peg Herring | Mar 25, 2005 | News Story

Growing berries, fruit trees, roses and native plants in Central Oregon

OSU Extension publications show how to grow several kinds of berries, fruit trees, roses and native plants in Central Oregon.

Jan 9, 2009 | News Story