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Welcome to the Pacific Northwest Nursery IPM Website

Newest pages: Myzocallis sp. on oak; carnation tortrix

Looking for trouble?This section will update soon for the 2017 season!

Honeylocust pod gall midge adult has been sighted (March 23, 2017)!

Early pest activity from last season stimulated the following alerts: (pear blight beetle (Feb. 29, 2016); white pine weevil (Mar. 4, 2016); western tent caterpillar (Mar. 18, 2016); spittlebugs (April 5, 2016); Viburnum leaf beetle (April 11, 2016); elm leafminer (April 19, 2016); woolly beach aphid (April 21, 2016); boxwood spider mite (April 21, 2016); Narcissus bulb fly (April 22, 2016); pear leaf blister mite (April 25, 2016); honeylocust plant bug (April 26, 2016); azalea leaf gall (April 29, 2016); red turpentine beetle (May 3, 2016); rose curculio weevil (May 5, 2016); pale green weevil (May 3, 2016); azalea sawfly (May 28, 2016),


This website has been established to provide educational materials and links for the identification and management of pests in commercial nursery production in the Pacific Northwest.

The PNW Nursery IPM Website is designed to be dynamic, allowing growers and pest management professionals to give and receive information regarding pest activities in nurseries in the Pacific Northwest. For more information on how this works, click on the Intro section of the website. The email Alert system is a free service sending out pest management information with regional, national, and international pest information pertinent to nursery production. Register here to receive email pest Alerts. Click here to view Pest Alerts.

New Pest activity alerts @PNWNurseryIPM at Twitter.com

This is a constantly expanding website. Many of our links are under construction and will develop further. Watch us grow.

New/Updated Sections


boxwood blight new

aphid management updated
Japanese beetles new
Myzocallis sp. aphids on red oak new
Pacific flatheaded borers updated
pear blight beetle updated
sawflies updated

boxwood spider mites
clover mites new

Other resources:
Invasive species
Insectary plants
Phenological indicators of pest activity (in process)
Tips for Diagnostics

Find out more about OSU's Nursery, Greenhouse, and Christmas Tree Program OSU Nursery Greenhouse and Christmas Tree Program

Thanks for another successful


Pest Management Workshops
for Greenhouse and Nursery Growers
Every Thursday in October





Website editor:
Robin Rosetta
Page last modified 3/23/17

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