The noxious weed policy and classification system includes Oregon’s official noxious weed priority list as designated by the Oregon State Weed Board (OSWB). Oregon Department of Agriculture has compiled profiles of the weeds listed by OSWB. Profiles include information about the weed, images, and locations in Oregon.

The Oregon Department of Agriculture’s Noxious Weed Control Program works to protect Oregon’s environment and economy by identifying, preventing, and managing invasive and harmful plant species. It aims to limit the spread of these noxious weeds through education, regulation, and on-the-ground management efforts

Invasives are non-native species that spread aggressively and alter the environment. Non-native species that harm Pacific Northwest habitats include invasive insect, worm, and plant species. Some common garden plants have become invasive pests in wild habitats.

2024年12月15日 · Learn how to identify and control common weeds in Oregon. From pesky dandelions to invasive blackberries, conquer your weed problems today!

“Noxious weed” means a terrestrial, aquatic or marine plant designated by the Oregon State Weed Board under ORS 569.615 as among those representing the greatest public menace and as a top priority for action by weed control programs. Noxious weeds have become so thoroughly established and are spreading so rapidly

In Oregon, these invasives include some favorites such as English ivy and butterfly bush. A guide to non-invasive plants. Linda McMahan tackles ivy and shows how you can remove it from trees and fences. Oregon Department of Agriculture's website. Information on noxious weed control.

2018年6月19日 · While they haven't infested a ton of space in Oregon, these invasive weeds pose a threat to meadows, prairies, pastures and lawns.

Many woody plants are invasive species that spread into unmanaged and natural areas. Having to control these weeds in the Pacific Northwest has a significant economic impact on public and private landowners. Take action to control them and limit their spread. Himalayan blackberry takes over neglected areas. Plants live for many years (perennial).

Invasive plants are a destructive force, causing harm to the environment, economy, and sometimes even to human health. Marion SWCD provides resources to help you learn to identify and manage some of the species of concern in our region. Search for invasive plants in our database, filter by habitat type, growth form, and other characteristics.

Weeds are considered the #1 pest in agroecosystems. They compete with desirable plants and can reduce yields, and alter soil structure and quality. Weed management requires thoughtful planning and action. Use the resources below to help reduce the effect of weeds in your crop, garden, or landscape.