Insects

OSU Extension Service provides information on insect and arthropod management in Oregon and throughout the country. This includes pest management in urban and agricultural settings, as well as conservation of beneficial insects and pollinator health.

What are you looking for today ?

I want to know about bees and pollinators
I need to manage insect pests in a specific crop
I want to ask a question
I am concerned about invasive insects
I want to study insects as a hobby or for research

Integrated Pest Management (IPM) in Crops and Landscapes

Hazelnut IPM

Resources about integrated pest management for hazelnuts.

Nik Wiman, Vaughn Walton, Jay Pscheidt, Marcelo Moretti, David Lowenstein, Heather Andrews, Rachele Nieri | May 2019 | Collection Peer reviewed (Gray level)

Field Crop IPM

The Agricultural Research and Extension Centers in Eastern and Central Oregon have dedicated faculty focused on IPM (Integrated Pest Management) for potato and seed potato production. Additional resources are available for Western ...

Oct 2019 | Collection

Insect Pests in Forests

OSU Extension has a dedicated resource area for Forest, Woodland, and Rangeland Health and Management Resources. We provide a few of them here in this section as a convenience for people who may be seeking Insect Management tips for varied ecosystems and landscapes.

Mar 2019 | Collection

Nursery IPM Extension Program

The Nursery IPM Extension program based at the North Willamette Research and Extension Center assists nursery and greenhouse growers to make informed decisions in all aspects of integrated pest management (IPM) including pest identification, monitoring, pest biology, thresholds, and pest management tactics.

Lloyd Nackley | Apr 2022 | Online resource

Vegetable and Specialty Seed IPM

About Oregon Vegetables and the Vegetable Cropping Systems Program.

Apr 2018 | Online resource

Biodiversity and Pest Management Resources for Small Farms

“An ounce of prevention is worth a pound of cure” (B Franklin, 1706-1790). Pest prevention is a central component of integrated pest management and organic pest management strategies. Crop rotation and crop planning (i.e. ...

Apr 2018 | Collection

2022 PNW Insect Management Handbook

Covers pesticide safety and toxicity, protecting bees, adjuvants, mixing tables, calibration and biological control. Other sections cover a wide variety of agricultural and nonagricultural products such as commercial vegetables, small ...

May 2022 | OSU Extension Catalog Peer reviewed (Orange level)

Browse All Resources

Latest News

OSU study will provide insight into optimal nutrition for bees

With the $500,000 grant from the U.S. Department of Agriculture’s Agriculture and Food Research Initiative, the team hopes to improve bee nutrition by building a database of macro and micronutrients found in the flowering plants used in the study.

Kym Pokorny | Jul 26, 2021 | News story

Sightings of spotted lanternflies worry farmers, nursery industry

So far, there’s no known infestation in Oregon. If one establishes, many of Oregon’s high-value industries may be affected, including wine grapes, nursery and tree crops, small fruits and timber.

Kym Pokorny | Jul 15, 2021 | News story

Asian giant hornet still far from Oregon

The invasive hornet is a concern and residents are encouraged to keep an eye out for the hornet and report possible sightings.

Kym Pokorny | Mar 9, 2021 | News story

Read All News

Invasive insects threaten our environment, economy, and ecosystems. Oregon State University entomologists conduct research and collaborate on monitoring surveys to limit the impact of spotted wing drosophila (SWD) and brown marmorated stink bug (BMSB). We also have resources available about new threats like Asian giant hornet (AGH) and spotted lanternfly (SLF), seen here.

Credit USDA-ARS, Stephen Ausmus (Cropped from original)

Studying insects is a great way to learn about the natural world. Browse the resources below if you are a collector, student, teacher, or if you are interested in current research being conducted at OSU.

Oregon State Entomology (main page)
Collecting and Preserving Insects (videos, fact sheets, and presentations)
Youth and community education (OSU BugZoo)

Photo: Shawn Hanrahan, Texas A & M University (Cropped from original)

Need Help?

You can submit any insect-related question to the Ask-an-Expert system. This will get you connected to someone that can answer your question. You can submit photos, follow-up with staff, and browse questions that others have submitted. Questions are usually answered within 3-5 days, and you will be notified by email. Give it a try!

If you have a specific question about insect ID, use the orange button below.

Help me identify a bug

Explore more resources

Bees and Pollinators

Gardening Techniques

Integrated Pest Management

Invasive Species

Nuisance Wildlife

Upcoming Events

Jul 12

Best Ecological Ways to Control Pests in Green Spaces

12:00 pm - 1:00 pm PDT Online

Aug 9

Should You Leave Your Leaves? How autumn yard maintenance affects overwintering insects

12:00 pm - 1:00 pm PDT Online

Meet Our Experts

Silvia I. Rondon

Entomologist

Contact for IPM questions

Vaughn Walton

Entomologist

Gail Langellotto

Master Gardener Statewide Coordinator

Contact me for insect and gardening questions.

Nik Wiman

Orchard Crops Specialist

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

Was this spider silk or something else?

Q: While driving across the upper Klamath Basin mid October, my husband and I saw what looked like spider silk or web drifting in the air, and caught in trees and fence-lines - lots of it! Can you tell me what that is?

A: View answer | View all featured questions

See More Questions