Weeds

Featured Resources

Weed, Poisonous Plant, and Pest Resources for Small Farms

May 2017

These publications are shared to teach farmers and agriculturalists how to properly control weeds and poisonous plants and pests. Handbooks and management fact-sheets are provided as well as a list of common pasture weeds, poisonous plants, and other pests that affect pastures.

Collection

Weed Management in Conventional and Organic Snap Beans in Western Oregon

Jan 2019

Discusses weed prevention and management in conventional and organic snap bean production.

By Ed Peachey | OSU Extension Catalog

Latest Resources

How can I naturally kill dandelions?

Oct 2019

Is there a solution I can spray on dandelions instead of pulling them up? Not Roundup.... does vinegar, dawn soap and Epson salts work? Or is there a better one?

By Anne Schmidt | Featured Question

OSU researchers present findings at Turf Field Day

Oct 10, 2019

OSU Extension researchers presented field trial results on fine fescues and annual bluegrass at Turf Field Day.

By Chris Branam | News Story

Management Strategies for Dealing with Select Poisonous Plants in Oregon

Sep 2019

Rangeland, pastures and hay fields throughout Oregon often contain poisonous plants that are potentially dangerous to cattle and other livestock.

By Andy Hulting, Karin Neff | Publication

Browse All Resources

Latest News

OSU researchers present findings at Turf Field Day

Oct 10, 2019

OSU Extension researchers presented field trial results on fine fescues and annual bluegrass at Turf Field Day.

By Chris Branam | News Story

Roll up your sleeves: Invasive weeds need persistence to control

Feb 23, 2018

Invasive weeds enter backyards in multiple ways and once there can cause havoc.

By Kym Pokorny | News Story

A prickly problem: Russian thistle populations in northeastern Oregon resist glyphosate

Mar 14, 2017

Wheat farmers rely extensively on the herbicide to control the weed

By Chris Branam | News Story

All News

Upcoming Events

Sustainable Landscape Seminar - December

Event

Dec 10 - Dec 11, 2019

996 Jefferson Street
Eugene, OR 97402
United States

CORE Pesticide Applicator Videoconference Training

Event

Dec 12, 2019 9:45 am - 3:00 pm

215 Ringuette St
Grants Pass, OR 97527
United States

Douglas County Weed Day

Event

Feb 5, 2020 8:00 am - 5:00 pm

2110 Frear Street
Roseburg, OR 97471
United States

Meet Our Experts

Judit Barroso

Weed Science

Cassie Bouska

Agriculture

Brooke Edmunds

Community Horticulture, Master Gardeners

Contact me with gardening questions from Linn or Benton counties

Jessica Green

Senior Research Assistant

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

How can I naturally kill dandelions?

Oct 2019

Is there a solution I can spray on dandelions instead of pulling them up? Not Roundup.... does vinegar, dawn soap and Epson salts work? Or is there a better one?

By Anne Schmidt | Featured Question

See More Questions