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Tree Fruit

Tree Fruit Research and Extension

WSU Tree Fruit Research and Extension develops and applies research-based information for sustainable tree fruit production in Washington and the world.

Recent News

Cherry Residue Study Results Available

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For the eighth consecutive year, the Washington Tree Fruit Research Commission has conducted studies to provide the Northwest cherry industry basic information about residues of…

Position Available Yakima

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There is one extra help, temporary position with the WSU Extension Office. The position of Tree Fruit Extension Assistant will be responsible for working on…

FDA Expands Water Testing Options for Growers

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The FDA has recently announced further flexibility for growers with respect to testing the agricultural water used for postharvest washing and cooling, hand washing, sanitizing…

New WSU Produce Safety Website Launched

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We’re happy to announce that the produce safety website has been revamped!  Take an opportunity to review the content at foodsafety.wsu.edu.  We will use this…

We Need Your Input

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Dear Stakeholder: We need your help! Your input on rosaceous crop research priorities is critical to help us define objectives for a new USDA Specialty…

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Featured Event

Pear IPM Discussion: Bugs & Brews

Aug 16, 2018
Discuss summer management of psylla and mites with WSU scientists.

Upcoming Events

16
Aug

Pear IPM Discussion: Bugs & Brews

Mission Creek Community Club
Event Details

22
Aug

Next Generation Network – Organic Tour

Stein Manzana Orchards
Event Details

29
Aug

Taiwan Orchard-Bin-Cull Sampling – Brewster/Chelan

Gebbers Farms- C Line lunchroom
Event Details

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2017 Impact Report: Tree Fruit Endowment Advisory Committee (pdf)

Featured Videos

The Soil is Alive

A diverse abundant soil food web cycles water and nutrients, suppresses plant pathogens and helps buffer plant stress. Feed the soil food web to improve plant health. Animated video by Tianna DuPont, WSU Extension and…

Mike Willett talks about CM

Mike Willett talks about how pests threaten our crops, like Washington’s iconic apples. See how Washington’s apple growers are using integrated pest management to reduce pesticide use in our apple orchards.

Life on a Leaf

Description of mites that can be found on apple leaves. Video taken with a dissecting microscope 10x-70x.

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Latest Newsletter

Newsletter Archive

Recent Publications

Recent Trends in Certified Organic Tree Fruit in Washington State: 2017

The following slide set presents the current data on organic tree fruit area and production for Washington State, with some associated global and national data. Data come from various sources including certifiers, the World of…

Anthracnose Canker Management Plan for Commercial Apple Orchards in Western Washington

Information for managing anthracnose canker, a major disease limiting apple production in western Washington, western British Columbia, and the Columbia Gorge.

Superficial Scald Risk Assessment Assay for Apples

Step-by-step guide to an assay to quantify risk of superficial scald development. This assay could have benefits for organic fruit—where scald-mitigating treatments and limited—and for conventional fruit where the effectiveness of scald-mitigating treatments can be…

New WPS Respiratory Protection Guide

The Pesticide Education Research Collaborative is happy to announce a new resource, “Worker Protection Standard (WPS) Respiratory Protection Guide: Requirements for Employers of Pesticide Handlers”, a 45-page guide to help employers of pesticide handlers meet…

WA 38 Characteristics & Horticulture Factsheet

Here we will cover growth habit, establishment considerations, training systems, pruning techniques, crop load management, fruit type and fruit quality.

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