Insect Pests in Forests

OSU Extension has a dedicated resource area for Forest, Woodland, and Rangeland Health and Management Resources. We provide a few of them here in this section as a convenience for people who may be seeking Insect Management tips for varied ecosystems and landscapes.

Common Insect Pests and Diseases of Sitka Spruce on the Oregon Coast

Sitka spruce is among the world's fast-growing trees and the largest of the world's spruces. It's a valuable commercial timber. Its range extends from Alaska to northern California, but it faces unique problems ...

Jim Reeb, David C. Shaw | Jan 2015 | Extension Catalog publication

Common Insect Pests and Diseases of Shore Pine on the Oregon Coast

Shore pine is a subspecies of lodgepole pine that inhabits the coastal strip in Oregon. Insect pests, diseases, and nonbiological (abiotic) factors may have an impact on growth, visual appearance, and productivity ...

James E. Reeb, David C. Shaw | Sep 2010 | Extension Catalog publication

Managing Insects and Diseases of Oregon Conifers

Discusses options for managing major insect pests and diseases of conifers in Oregon forests: bark beetles, wood borers, and ambrosia beetles; defoliators; aphids, adelgids, and scale insects; terminal and branch ...

Paul T. Oester, David C. Shaw, Gregory M. Filip | Jan 2023 | Extension Catalog publication

Forest Health Fact Sheet: Diseases and Insect Pests of Pacific Madrone

Discusses three major types of madrone diseases--foliage, branch dieback and trunk canker, and root--and ways to minimize and manage. Discusses insect pests of madrone: fall webworm, western tent caterpillar, aphids, and leaf miners. Color photos. Sources of further information.

Max Bennett, David C. Shaw | May 2008 | Extension Catalog publication

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Mar 2019