Irrigation

Featured Resources

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.

OSU Extension Catalog

Managing Irrigation Water Quality for Crop Production in the Pacific Northwest

Focuses on analyses used for typical agricultural irrigation water sources. Discusses sampling procedures, analyses to perform, and hazards from salts, individual nutrients, pH, sodium, carbonates, and lime. Includes numerous examples and reference tables.

By Dan Sullivan | OSU Extension Catalog

Using Irrigation Water Legally

This publication is part of the Living on the Land series. It provides concise information on how to legally use water that flows through, under, or by your property. Use the button below to download this publication as a PDF. Listen to the Living on the Land podcast series on iTunesU. Or use the...

By Brian Tuck | OSU Extension Catalog

Latest Resources

New analysis reveals challenges for drought management in Oregon’s Willamette River Basin

Jul 15, 2019

In Oregon’s Willamette River Basin, managing water scarcity would be more effective if conservation measures were introduced in advance and upstream from the locations where droughts are likely to cause shortages, according to a new study.

By Chris Branam | News Story

Sensor Sprayers for Specialty Crop Production

Sensor-controlled spray systems can help growers use fewer chemicals and less water while maintaining good pest control. Learn about the pros and cons of different types of sensor sprayers.

By Robin Rosetta, Jay Pscheidt, Lloyd Nackley | OSU Extension Catalog

Bees, Seeds, and Water Beads

Central Oregon is a global mecca for vegetable seed. Learn how Oregon State research has crafted a unique balance between honeybees, pheromones, irrigation, and farming to grow vegetable seeds better than almost anywhere in the world.

By Rhonda Simmons | Video

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Latest News

New analysis reveals challenges for drought management in Oregon’s Willamette River Basin

Jul 15, 2019

By Chris Branam | News Story

Don’t neglect to water garden in summer

Jul 6, 2018

Watering correctly will keep your garden thriving in hot weather.

By Kym Pokorny | News Story

What's the truth behind 6 gardening myths?

Mar 2, 2018

As the gardening season gears up, it’s time to bust some myths.

By Kym Pokorny | News Story

All News

Upcoming Events

Master Gardener Mobile Plant Clinic - Community Resilience Festival

Eugene, OR

Sat, Aug 24, 2019 11:00 am - 5:00 pm

OSU Extension Service Master Gardeners bring the Mobile Plant Clinic to Lane County locations and events to answer gardening questions. For more information or to schedule, call 541-344-5859.

Dry Farm Field Day at OSU Oak Creek Center for Urban Horticulture

Corvallis, OR

Wed, Aug 28, 2019 4:00 pm - 6:00 pm

Join us for our annual field day at the home site for the OSU Dry Farming Project ! This will be a drop-in style event with one 30 minute guided field tour starting promptly at 5pm. Come see dry...

Master Gardener Mobile Plant Clinic - Cottage Grove

Cottage Grove, OR

Thu, Aug 29, 2019 4:00 pm - 7:00 pm

OSU Extension Service Master Gardeners bring the Mobile Plant Clinic to Lane County locations and events to answer gardening questions. Master Gardener Volunteers help home gardeners diagnose plant...

Meet Our Experts

William Jaeger

Policy Specialist

Alexander Levin

Viticulture

Ian McGregor

Assistant Professor, Livestock & Irrigation

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.

Ask Us a Question

Can I leave my garden hoses outside this winter?

If I unhook my garden hoses from the faucet, can I leave them outside? I always turn off the outside water for the winter. But will it damage a hose to leave it outside ?

By Chrissy Lucas | Featured Question

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