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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

Identifying Heat Damage in WA 38

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With the 2021 growing season, and the record-breaking high heat that it brought to the entire Pacific Northwest in the rearview mirror, orchard managers, packers,…

NW Cherry & Stone Fruit Research Review

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The WA Tree Fruit Research Commission in collaboration with the Oregon Sweet Cherry Commission would like to invite everyone interested to attend this year’s NW…

Opportunity to host high school job shadows, internships and apprentices

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Wenatchee School District is reaching out to re-connect with our community partners to create job shadows, internships, apprenticeship opportunities, and Career Launch programs for our…

Potential de-listing several crop protection products of importance for organic tree fruit production

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NATIONAL ORGANIC STANDARDS BOARD: The NOSB will be meeting in October 2021 to vote on maintaining or de-listing several crop protection products of importance for…

Cost Share Funds Available to Cherry and Stone Fruit Producers through Grant for X-disease and Little Cherry Disease Tree Removal

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Washington State University Extension in partnership with county Conservation Districts and Pest Boards announce availability of cost share funds for the removal and testing of…

Updating WSDA Pesticide Penalties Rules

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The WSDA Pesticide Management Division invites you as an important stakeholder to participate in a WSDA rule-making process for the pesticide penalty assignment rules. On…

Gray Mold Enhances Listeria Persistence on Gala Apples During Long-Term Storage

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Gray mold is one of the four most prevalent fungal species observed to contribute to postharvest fungal losses of fresh apples in Washington State. The…

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Featured

2021 Codling Moth Survey
Codling moth has been the key pest of pome fruits across the growing regions of Washington and Oregon for over a hundred years. Over that time, pest management programs regularly evolved as key pesticides were phased…

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Upcoming Events

19
Oct

Choosing products that work: A discussion of pesticide efficacy – Pear IPM Study Circle

Mission Creek Community Club
Event Details

26
Oct

Are you happy with your orchard productivity? – Pear Horticulture Study Circles

Mission Creek Community Club
Event Details

23
Nov

Honeydew Washing Systems – Adding a Cultural Control to your Toolbox – Pear IPM Study Circles

Mission Creek Community Club
Event Details

30
Nov

Irrigation for Fruit Quality – Pear Horticulture Study Circle

Mission Creek Community Club
Event Details

14
Dec

Using pear psylla phenology to better time applications – Pear IPM Study Circle

Mission Creek Community Club
Event Details

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Featured Videos

La importancia del análisis foliar

Para mantener un huerto saludable, Bernadita Sallato recomienda monitoreo del estado nutricional del huerto usando la herramienta del análisis foliar.

Honeycrisp Meetup: Post Harvest. Part 4. Brainstorming.

Honeycrisp Meetup: Post harvest session. Brainstorming session. Bernardita Sallato talks about a new problem WA growers are facing with Honeycrisp she has been investigating. Experts from Cornell University, Michigan State University, Washington State University and…

Honeycrisp Meetup: Post Harvest Part 3. Q&A

Honeycrisp Meetup: Post harvest session. Questions and Answers regarding Honeycrisp post harvest management. Include faculty experts from Cornell University, Michigan State University, Washington State University and experienced growers: Bruce Allen, Washington and Chris Kropf, Michigan….

Honeycrisp Meetup: Post Harvest. Part 2.

Honeycrisp Meetup: Post harvest session. Dr. Christopher Watkins, Cornell University. Shares a short overview about the effect of plant growth regulators (PGRs) on Post Harvest Management. Webinar series hosted by Mario Miranda Sazo, Cornell Cooperative…

Honeycrisp Meetup: Post Harvest. Part 1.

Honeycrisp Meetup: Post harvest Session. Dr. Randy Beaudry, Michigan State University professor, gives an overview of Honeycrisp problems during storage. Meeting hosted by Mario Miranda Sazo, Cornell Cooperative Extension, Anna Wallis, Michigan State University and…

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Recent Publications

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…

Photoselective Protective Netting Improves “Honeycrisp” Fruit Quality

Sara Serra et al. Dec 2020. High temperatures, wind, and excessive sunlight can negatively impact yield and fruit quality in semi-arid apple production regions. Netting was originally designed for hail protection, but it can modify…

Sweet Cherries

L. Long, G. Lang & C. Kaiser Dec 2020. This new book provides comprehensive coverage of the history, genetic improvements, production physiology of growth and cropping, orchard establishment and management, and harvest considerations for sustainable…

Recent Achievements and New Research Opportunities for Optimizing Macronutrient Availability, Acquisition, and Distribution for Perennial Fruit Crops

Lee Kalcsits et al. 10/2020. Here, we highlight recent advancements and identify knowledge gaps in nutrient dynamics across the soil–rhizosphere–tree continuum for fruit crops.

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