Online ResourceAll References and Hyperlinks for each Plant Problem Scenario. Each scenario is followed by the direct hyperlink(s) to the reference.
Online ResourceThe Pacific Northwest Chapter of the International Society of Arboriculture (PNW-ISA) is a member organization for arborists and urban foresters. We bring together professionals from Alaska, Idaho, Oregon, Washington, and British Columbia. Since 1979, we have been a resource and advocate for the green industry.
We had a viewer send in this photo of a tree in Cedar Canyon near Banks, Oregon. We posted this to the OPB/ Oregon Field Guide Facebook page and now I feel a responsibility to give folks an accurate ID of what is causing this strange formation atop the tree. Mistletoe? Witch's Broom? Something else?
Oregon Forest Pest Detector Pest Watch—Emerald ash borer (EAB) | Monitoreo y Detección de Plagas Forestales en Oregon—El barrenador verde esmeralda del fresno (EAB)
OSU Extension CatalogThis is a bilingual publication (English and Spanish) for landscape workers and the public to help them protect Oregon trees and forests from this damaging pest. Includes insect identification, host plants, signs and symptoms, and what to do if you suspect that an insect you've seen is EAB. Esta...
Oregon Forest Pest Detector Pest Watch—Asian longhorned beetle (ALB) | Monitoreo y Detección de Plagas Forestales en Oregon—El escarabajo asiático de cuernos largos (ALB)
OSU Extension CatalogThis is a bilingual publication (English and Spanish) for landscape workers and the public to help them protect Oregon trees and forests from this damaging pest. Includes insect identification, host plants, signs and symptoms, how to spot an ALB (including insects that resemble ALB), and what to do...
OSU Extension Catalog** This is a video scholarship awarded proposal ** One of the most common questions we get in the program is "What's affecting my tree? I have a tree that is sick, dying, etc..." we want to create a series of videos that will help folks understand why their tree might not be 100%. I think folks...
OSU Extension CatalogThis publication is a guide for protecting, conserving, selecting, maintaining, removing, and replacing trees on development sites in the Pacific Northwest.
OSU Extension CatalogThis guide focuses on making choices to improve quality of life and reduce negative impacts on the environment. Contains information and activities to help you be more thoughtful about lifestyle choices and create your personal version of sustainable living.
OSU Extension CatalogThis book is published as both an interactive app designed for tablet devices and as a downloadable pdf. Both versions cover basic information on choosing a planting site, selecting the right species for the site, proper planting techniques, and first-year care. The app includes a variety of...
OSU Extension CatalogSuccessful regeneration of forest stands often requires that crop trees be released from competing vegetation. This publication provides basic information on how to determine if release is necessary and methods for release.