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Tree Fruit News March 12, 2018


2018 Adult Pear Psylla Bioassays

Psylla and mite bioassay results for early season sprays from Dr. Louis Nottingham and Dr. Elizabeth Beers. These results are part of a larger Pear IPM project. For additional results see

WSU 2018 Tree Fruit Crop Protection Guide Now Available

The 2018 Tree Fruit Crop Protection Guide is now available. The digital version is available at Many updates (more than 90) have been made to the 2018 guide and additional updates are slated for…

Apply Mating Disruption for Codling Moth

Mating disruption dispensers should be in place before the start of bloom.

Full Bloom Dates for Red Delicious Apples

The date of full bloom at the WSU Tree Fruit Research and Extension Center is used as a relative comparison of one year to another. The 91 year average date of Red Delicious apple full bloom…

Washington Tree Fruit Research Commission Hires Special Projects Coordinator

Rob Curtiss began work as Special Projects Coordinator at the Washington Tree Fruit Research Commission (WTFRC) on February 20. Mr. Curtiss has a M.S. degree in entomology from WSU in 2008.  He spent the last…


Codling Moth

by Jay Brunner, originally published 1993, revised 2018. Cydia pomonella (Linnaeus) (Lepidoptera: Tortricidae); Codling moth belongs to the family Tortricidae. This is one of the largest families of moths, with about 950 North American species….


WSU Postharvest Fruit School

The 2018 Post-harvest Fruit School is an excellent opportunity for warehouse and other professionals in the tree fruit and berry industries to deepen and develop their knowledge of post-harvest science and management with lectures, expert…


WSU Postharvest Fruit School March 20 @ 8:00 amMarch 22 @ 5:00 pm Wenatchee and Prosser

Irrigation Water Management Workshop – Spanish March 27 @ 9:00 am4:00 pm Hood River, OR

Irrigation Water Management Workshop – Spanish March 28 @ 9:00 am4:00 pm Hood River, OR

PSA Grower Training – Spokane  April 2 @ 8:00 am5:00 pm WSU Spokane Academic Center


Karen Lewis

Gwen Hoheisel

Tory Schmidt

Ines Hanrahan

Wendy Jones

Tianna DuPont

David Granatstein

Bernardita Sallato

Washington State University