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OSU Extension

Pacific Northwest Guides


Plant Disease
Guide to plant diseases in the Pacific Northwest with recommendations for management. Make sure to give only recommendations with an "H" symbol to clients.

Insects
Guide to arthropod pests of plants in the Pacific Northwest with recommendations for management. Please use only the "Home Garden, Orchard, landscape, and Lawn Pests" and "Structural and Health Pests" sections.

Weeds
Guide to managing weeds in the Pacific Northwest. Please use only the "Management- Home Gardens and Landscapes" section. Includes a new Weed Identification Tool.


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