Weeds

Featured Resources

Weed, Poisonous Plant, and Pest Resources for Small Farms

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.

May 2017 | Collection

Weed Management in Conventional and Organic Snap Beans in Western Oregon

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

Ed Peachey | Jan 2019 | OSU Extension Catalog

Latest Resources

Algae Blooms in ponds, rivers, and lakes

Oregon Health Authority website has information on Blue-Green Algae, including Current Cyanobacteria Advisories. They note, "Don't go into water that looks foamy, scummy, thick like paint, pea-green, blue-green or brownish red. A good rule of thumb for you and your pet is: When in Doubt, Stay Out!"

Shelby Filley | May 2020 | Online Resource

Aquatic Weeds

This document is a copy of my slides for a presentation on Aquatic Weed Control. Initial slides describe the main types of aquatic weeds by growing style. The reason this is done is that the control methods are based on weed type. Examples of each these main types are provided. Control methods and ways to measure pond area (shoreline or water) are provided. Specific aquatic herbicide recommendations are not provided here. Please see the PNW Weed Control Handbook, Aquatic Weed section (https://pnwhandbooks.org/weed/aquatic) for specific herbicides and more on controlling aquatic weeds.

Shelby Filley | May 2020 | Educational Document

Spring Events to Watch out For

Due to the coronavirus threat, we have postponed our spring series of Extension Forestry education events. We are working on the development of remote learning alternatives to deliver education programs on key topics. Most likely ...

Apr 2020 | Article

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Latest News

Dig into hundreds of publications from OSU Extension online catalog

Have a gardening question? Find an answer in one of OSU Extension's publications.

Kym Pokorny | Nov 22, 2019 | News Story

OSU researchers present findings at Turf Field Day

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

Chris Branam | Oct 10, 2019 | News Story

Roll up your sleeves: Invasive weeds need persistence to control

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

Kym Pokorny | Feb 23, 2018 | News Story

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How can I naturally kill dandelions?

Q: 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?

A: View answer | View all featured questions

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