Weeds & Invasive Plants

Invasive Species - Integrated Pest Management

OSU's Integrated Pest Management Program offers support to help solve pest problems in various program areas such as weeds and invasive plants.

Program Details

Weeds & Invasive Plants Topics:

Weed Control

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Fact Sheet

Weed Control in Pecans, Apples and Peaches

Weed control basics for preemergence and postemergence herbicide principles in fruit tree crops.

Apples And Pears Composting Fertilizing And Mulching Crops Fruits And Tree Nuts Gardening And Lawn Care Herbicides Insects Pests And Diseases Peaches And Nectarines Pecans And Walnuts Pesticides Weed Control Weeds And Invasive Plants

Fact Sheet

Poison Ivy, Poison Oak and Similar Plant Identification

By Brooklyn Evas, Pam Sharp, Shelley Mitchell, Ryan Patton, Justin Quetone Moss. Knowing how to recognize poison ivy, oak and sumac can save you from a miserable red itchy rash. All three of these closely related plants contain an irritating, oily

Gardening And Lawn Care Insects Pests And Diseases Shrubs Weeds And Invasive Plants

Fact Sheet

Failed Cotton Herbicide Rotation Restrictions to Sorghum in Oklahoma

By Josh Lofton and Josie Rice. Learn about failed cotton herbicide rotation restrictions to sorghum in Oklahoma.

Cotton Crops Insects Pests And Diseases Weed Control Weeds And Invasive Plants

Fact Sheet

Implementation, Costs and Benefits of Patch-Burn Grazing

By Hannah M. Baker, Hannah E. Shear, Derrell S. Peel, Kellie Curry Raper, Samuel D. Fuhlendorf. Learn about the implementation, cost and benefits of patch-burn grazing.

Fire Effects On Plants And Soils Insects Pests And Diseases Pastures And Forage Pastures Prescribed Fire Rangeland Management Weed Control Weeds And Invasive Plants

Fact Sheet

Weed Management in Small Fruit Crops

The steps, resources and references available to manage weeds in small fruit crops.

Berries Composting Fertilizing And Mulching Crops Fruits And Tree Nuts Gardening And Lawn Care Grapes And Wine Herbicides Insects Pests And Diseases Pesticides Weed Control Weeds And Invasive Plants

Fact Sheet

Smallseed Falseflax Management in Winter Wheat

A native to Europe, smallseed falseflax was first introduced to North America in the 19th century, likely as a contaminant in flax seed (Linum usitatissimum L.) and other crops (Francis and Warwick 2009).

Insects Pests And Diseases Weed Control Weeds And Invasive Plants

Fact Sheet

Agronomic Calendar for Oklahoma Alfalfa Growers

Management strategies including variety selection, soil nutrients, weed management, hay cutting, curing, baling and marketing for alfalfa crops.

Alfalfa Hay Insects Pests And Diseases Livestock Pastures And Forage Weed Control Weeds And Invasive Plants

Fact Sheet

Weed Management in Cotton Planted into Wheat Residue

As herbicide-resistant weeds increase, a push continues for crop managers to integrate multiple weed management strategies.

Insects Pests And Diseases Weed Control Weeds And Invasive Plants