Forest Practices Branch

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Common insects and diseases of interior douglas-fir

Author(s) or contact(s): Forest Health Section - Vancouver Region
Source: Forest Practices Branch
Subject: Pests and Pesticides
Series: Silviculture
Other details:  Published 2001. Hardcopy is available.


Trees play an important aesthetic and biological role in our environment. Trees such as Douglas-fir can suffer from a wide variety of native and introduced pests. This guide is intended to help non-specialists recognize common ailments of Interior Douglas-fir and diagnose the likely cause. Using this guide, you may be able to determine an appropriate treatment for your tree or better describe the problem to a tree care professional.

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Updated November 14, 2008