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Lawn and turfgrass

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Fairy rings in my lawn?

Q: Several brown, dead rings have formed in my lawn this summer. They seem to coincide with a type of mushroom. Are the mushrooms causing this? Is there any treatment short of applying a fungicide that is effective? Will the lawn recover on its own?

A: View answer | View all featured questions

Eco-friendly lawns require forethought to attract pollinators

Transitioning from an all-grass lawn to a flowering lawn is challenging.

Kym Pokorny | Jul 15, 2022 | News story

Is "No Mow May" a good idea?

Q: We've been asked to consider a "No Mow May" proclamation to encourage support for insects by not mowing lawns for one month. Do you have an opinion specifically about the natural resource value of this messaging and action?

A: View answer | View all featured questions

How to grow and maintain a healthy lawn

Maintaining a healthy lawn requires a little knowledge and a big commitment to regular maintenance. Learn what it takes, from seeding or sodding to fertilizing, watering, mowing and aerating.

Weston Miller | Mar 2022 | Article Peer reviewed (Gray level)

Inspectors in the sky: For 50 years, OSU uses helicopters to check seed crops

The inspection team flies about 130 hours over a three-week period to cover more than 190,000 acres of grass and clover fields.

Kym Pokorny | Jun 10, 2021 | News story

Managing Microdochium Patch in Pacific Northwest Turfgrass

Those round, brown rings that appear on your lawn in spring may just be a passing problem. But if you manage a golf course, you may want to take steps to control Michrodochium nivale, the fungus that ...

Clint Mattox, Brian McDonald, Alec Kowalewski | Jun 2021 | Extension Catalog publication Peer reviewed (Orange level)

Pocket Guide to Grass Seed Pests and Beneficials: Identification, Monitoring, Management

Learn to identify common pests and beneficial insects found in grass seed production fields across Oregon. Discover where pests are found, learn signs of damage and determine thresholds.

Amy J. Dreves, Navneet Kaur, Joe DeFrancesco, Leanna Van Slambrook, Glenn Fisher, Silvia I. Rondon, Nicole Anderson | May 2021 | Extension Catalog publication Peer reviewed (Orange level)

Choose a lawn mower to fit your needs

How you choose between rotary, reel and electric models has to do with your situation and preferences.

Kym Pokorny | Apr 30, 2021 | News story

Irrigation Rates and Frequencies for Western and Eastern Oregon Turfgrass

When trying to minimize irrigation inputs, the best turfgrass species for the Oregon climate include perennial ryegrass (Lolium perenne) in Western Oregon, Kentucky bluegrass (Poa pratensis) in Central/Eastern Oregon and...

Alyssa Cain, Alec Kowalewski, Brian McDonald, Clint Mattox | Jan 2021 | Extension Catalog publication Peer reviewed (Orange level)

November garden calendar

November gardening tasks include raking up leaves and debris and covering plants for the winter. November is also an ideal time for maintenance on lawnmowers and draining sprinkler systems. Learn more in this guide.

Oct 2020 | Article