OSU Extension Service

Welcome to the new OSU Extension website

OSU Extension has been serving Oregon for more than 100 years, and our previous website launched in 2011. It was time for an upgrade! Read More...
tractor on small farm

Photo by Lynn Ketchum

The OSU Extension Service provides information and expertise to help meet local challenges and help every Oregonian thrive.

What can we help you learn?

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Upcoming Extension Events

Master Gardener Event

Master Gardener Online: Home Horticulture Summer Intensive

Mon, Aug 13, 2018 12:00 am - Fri, Sep 28, 2018 11:55 pm

If you’re looking for a comprehensive, science-based, basic horticulture and gardening course, our Home Horticulture Certificate could be for you! This expert-led course provides the same training as our popular Master Gardener Online program, in an accelerated summer format.

Horse

Yamhill County 4-H Event

4-H Wild West Camp - 5 Nights

Mon, Aug 13, 2018 - Sat, Aug 18, 2018 (All Day)

Camp is full and registration has closed.

Deschutes County Extension Event

Canning Tomatoes Safely

Thu, Aug 16, 9:00 am - 12:00 pm

If you have tomatoes from your garden, a local farmer or produce stand, you may want to learn how to can tomatoes to enjoy later in the year. Veteran canners may be interested in updating techniques for food safety and best quality. If you are, come join a public workshop at the OSU Extension Service office in Redmond.

Linn County Extension Event

Tomatoes: Variety Tasting & Preserving the Harvest

Thu, Aug 16, 10:00 am - 11:30 am

Curious about different tomato varieties and how to preserve your harvest? Join us for a free class at the Albany Senior Center!

Washington County 4-H Event

State Fair Exhibit Drop Off

Fri, Aug 17, 2018 8:00 am - Tue, Aug 21, 2018 8:30 am

Drop of your exhibits for State Fair

Lake County 4-H Event

4-H & FFA Barn Dance

Fri, Aug 17, 7:00 pm - 10:00 pm

Dance coordinated by Rachel Cahill and Emily Philibert both Lake County Junior Leaders. 

All 4-H and FFA members are invited to attend the dance. The barn dance will be held at the Paisley Community...

Deschutes County Extension Event

Open Garden- Hollinshead Community Garden

Sat, Aug 18, 9:00 am - 1:00 pm

Join OSU Master Gardener volunteers for an Open Garden at Hollinshead Community Garden.

Deschutes County Extension Event

Start Fermenting Vegetables and Fruits

Tue, Aug 21, 9:00 am - 12:00 pm

Fermented vegetables and fruits have regained popularity as a pickled product. Unlike quick pickling, fermented foods take time to develop the flavor and texture. It is worth the wait though, for pickle enthusiasts!

Lane County Extension Event

Basics of Fermentation

Tue, Aug 21, 5:30 pm - 8:30 pm

Learn basic fermentation including pickles, sauerkraut, Kim Chi and kombucha.

Hood River County Extension Event

2018 a la Carte Food Preservation Classes

Tue, Aug 21, 2018 6:00 pm - Wed, Dec 12, 2018 6:00 pm

Food Preservation classes a la Carte held in Hood River and The Dalles! A selection of eight different food preservation classes covering various topics starting Wednesday, June 6th from 6:00-9:00 pm. Classes held on various Wednesday's until December 12 at the Hood River FISH Food Bank. These same classes will also be held in The Dalles on Tuesday's from 1-4pm at the Zion Lutheran Church.

Lane County Master Gardener Association

Lane County Master Gardeners Event

Lane County Master Gardener Seminar - Propagating and Dividing Plants

Tue, Aug 21, 7:00 pm - 8:30 pm

Monthly seminar on the 3rd Tuesday. Free, open to the public.

Lincoln County Extension Event

Keyhole Gardening Presentation and Plant Clinic

Wed, Aug 22, 12:00 pm - 2:30 pm

Learn about Keyhole Gardening and get your questions answered by the Master Gardeners in one stop!

See All Extension Events »
Ask an Expert

Have a question? Ask an Expert!

Ask an Expert is a way for you to get answers from the Oregon State University Extension Service. We have experts in family and health, community development, food and agriculture, coastal issues, forestry, programs for young people, and gardening.

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Featured OSU Extension Programs

4-H Youth Development

Home Food Safety and Preservation Program

Bee keepers check on honeycomb

Master Beekeeper

Master Gardener

Master Woodland Manager

OSU Small Farms

Outdoor School

See All Programs Offered by OSU Extension »

Latest Content from OSU Extension

Publication

Yogurt Made Simple - FS173E

Publication provides information on how to make yogurt at home.

News Story

As Labor Day creeps up, think about spiffing up lawn

Aug 10, 2018

Grass can look harsh after a hot summer, but there's plenty of time this fall to rejuvenate it.

By Kym Pokorny

Front page of Focus On Extension, Vol 19, Issue 4

Newsletter Issue

Focus On Extension, Volume 19, Issue 4

A highlight about what Clackamas County Extension has done in the last two months and what people can look forward to doing in the coming months.

By Michael Bondi, Glenn Ahrens, Peter Matzka, Jan Williams

Fact Sheet

High Desert Garden Tour

Come and explore several gardens in Central Oregon at this annual event.

Fact Sheet

Gardens in Central Oregon

OSU Master Gardener volunteers manage three gardens during the growing season. The OSU Demonstration Garden located in Redmond, Hollinshead Community Garden and Northwest Crossing both located in Bend. Read more here...

News Story

Drought driving more yellowjackets into backyards this year

Aug 6, 2018

If nests are not in a highly trafficked area, the best practice is to leave them alone.

By Kym Pokorny

Newsletter Issue

Summer 2018

Drought in 2018; What's Killed My Trees; Armyworm Update; Upcoming workshops; Publications

Publication

Central Oregon Plant Resource Guide

A list of local nurseries, their plant specialties, and contact information.

By Amy Jo Detweiler

Newsletter Issue

The Grapevine - August 2018

August 2018 issue of The Grapevine newsletter

Newsletter Issue

The Brambles, August 2018

In this newsletter: our summer MG gathering, happenings at the Riley Creek Garden, pictures of the fair entries and winners, and August gardening tips.

OSU Extension Catalog

Infiltration Testing: Low-impact development fact sheet

One of the first steps in siting a low-impact development facility is infiltration testing. Infiltration tests estimate the rate at which runoff will infiltrate, or pass through, native soil. An infiltration test, in essence, involves digging a hole, pouring in water, and measuring the drop in water...

By Derek Godwin

OSU Extension Catalog

Deficit irrigation of a diverse irrigated rotation: Jake Madison (Farmer-to-Farmer Case Study Series)

In this series, explore innovative approaches regional farmers are using that may increase their resilience in the face of a changing climate.

Get Involved

OSU Extension has more than 13,000 trained volunteers who dedicate time to teaching and enriching their communities. Our "master" level volunteer programs include, gardening, food preservation, woodland management, and beekeeping.

See Volunteer Opportunities

Find a Location Near You

OSU Extension has locations in all counties across Oregon.

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