Skip to main content Skip to navigation

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.

Fruit Matters July 2024 screenshot

Fruit Matters – Tree Fruit News July 2024

In this issue of Fruit Matters, hiring a Tree Fruit Extension Educator, heat stress information, apply for USDA funding, summer events, and more.

Recent News

Mesonet Expansion

Published on
We’re thrilled to announce that we have rounded the NW corner of the Olympic Mountains with the addition of a new Mesonet weather station in…

Save the Dates North Central Washington Tree Fruit Days January 21-23 in Wenatchee, Feb 6 in Omak

Published on
Join us for WSU Tree Fruit Extension Programs in North Central Washington on January 21,22,23, and February 6, 2025. Co-sponsored by Northwest Cherries, Pear Bureau…

Recommended Harvest Criteria for Commercial WA-38 Storage in 2024

Published on
WSU and WTFRC scientists have recently updated their annual recommendations for harvest and handling of the 2024 commercial crop of WA 38 apples.  These include…

Washington State University New WA 64 Cultivar License

Published on
WSU has licensed the International New-Varieties Network LLC as the exclusive licensee for WA 64 in the United States and internationally. 

2024 Cherry MLR Report

Published on
The recent Maximum Residue levels study results are available for 2024.

Mesonet Expansion and Fall Maintenance Update

Published on
We’re thrilled to announce the addition of a new Mesonet weather station in Joyce, WA. As we transition into fall, our team has completed essential…

Orchard of the Future Industry Member Exchange with the Netherlands and Washington State

Orchard of the Future Industry Member Exchange with the Netherlands and Washington State

Published on
The Washington Tree Fruit Research Commission participated in an exchange with Dutch growers and tree fruit industry members.

More News

Upcoming Events

30
Oct

Columbia Basin Tree Fruit Club – October

Country Gentleman
Event Details

6
Nov

Fire Blight Webinar Series: Plant Defense Products Actigard and Kudos/Apogee

Online Webinar
Event Details

21
Jan

Pear Day – North Central Washington Tree Fruit Days – 2025

Wenatchee Convention Center
Event Details

22
Jan

Stone Fruit Day – North Central Washington Tree Fruit Days

Wenatchee Convention Center
Event Details

23
Jan

Apple Day – North Central Washington Tree Fruit Days 2025

Wenatchee Convention Center
Event Details

More Events


 

Get Connected

NewslettersSubscribe to Newsletter

Featured Videos

Forecasting Station Specific Weather

This presentation is an example of how good quality, local weather data can be used in abiotic stress models for both present and forecasted weather.

Weather Sensing: Adding Private Stations to AWN

AgWeatherNet hosts numerous public weather stations. But reaching every farm and location is challenging. Therefore, many growers have opted for private weather stations. Watch the experts at AWN give expert advice on the proper hardware…

Lacewing and Aphid Scouting

An instructional video describing methods for scouting for aphids and lacewings in apple orchards. This video was produced by Tianna DuPont, WSU Extension and Rebecca Schmidt-Jeffris, USDA-ARS as part of SARE Project SW24-004: Developing best…
video cover shot

Private Network Participation – the Hardware and Software

Presented by Field Meteorologist, Contezac Hill and Sean Hill, Applications Systems Analyst/Developer
Screenshot Soil Moisture Sensors

WSU Weather School: Soil Moisture Sensors

A presentation by R. Troy Peters, PHD, PE, Professor/Extension Irrigation Engineer, WSU Prosser

More Videos

Recent Publications

figure showing releative efficacy of non antibiotic materials.

Evaluation of biopesticides for the control of Erwinia amylovora in Apple and Pear

In a recent study, we evaluated non-antibiotic materials for fire blight control in 8 Washington, 3 Oregon, 3 New York and 2 Pennsylvania field experiments conducted between 2013 to 2022.

Investigations of Multiple Approaches to Reduce Green Spot Incidence in ‘WA 38’ Apple

A pre-harvest apple (Malus × domestica Borkh.) disorder named “green spot” (GS) was recently identified on ‘WA 38’ apples. Previous work indicated a tentative association between GS and fruit mineral imbalance, and an influence of…

Soil Health Indicators for Central Washington Orchards

To help growers in Central Washington orchards, Washington State University scientists demonstrated that all soil health indicators should include measurements of water availability and root health in addition to standard fertility indicators to meet stakeholder…
image shows a tractor pulling a rototiller attachment making individual tilled rows.

Field scale application of Brassica seed meal and anaerobic soil disinfestation for the control of apple replant disease.

Study published June 2021 in Applied Soil Ecology shows potential of anaerobic soil disinfestation and biorenovation with mustard meals for mitigation of replant disease.

Towards rapid detection and mapping of powdery mildew in apple orchards

Chandel, Khot, Sallato Dec 2020. Powdery mildew (PM) in apples is a critical fungal disease that adversely affects yield and fruit quality. Conventional PM identification techniques are laborious. This study evaluated the suitability of non-destructive…

More Publications

Washington State University