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March 10, 2016


Get Ready for Thinning Season

Spring is here and it is time to get ready for thinning season. While all aspects of orchard management are important, there may be no decision made by growers more critical to their economic bottom…

Little Cherry Disease Basics

Little Cherry Disease is a critical concern to sweet cherry producers. Diseased trees produce cherries of small size and poor color and flavor making the fruit unmarketable. Unlike other diseases that can be managed by…

EPA Takes Strong Steps to Prevent Poisonings and Protect Workers from Paraquat

The U.S. Environmental Protection Agency (EPA) is proposing to take action to stop poisonings caused by accidental ingestion of the herbicide paraquat, which can also cause severe injuries or death from skin or eye exposure.

Update on flubendiamide (Belt, Turismo, Vetica) cancellation

EPA is announcing its intent to cancel the registration of four (4) pesticide products containing the insecticide flubendiamide owing to the registrants’ failure to comply with a required condition of their registrations.


Airblast 101 – A Handbook of Best Practices in Airblast Spraying

Airblast 101 is a new handbook that describes best practices in airblast spraying in clear, conversational language. With more than 200 full-colour illustrations and 200 pages of content, Airblast 101 takes the reader from adjusting airblast…

Fruit Matters and other Extension announcements are managed through the WSU Irrigated Agriculture email system which allows users to receive information on their unique set of interests ranging from tree fruit to cattle. To subscribe or unsubsribe to WSU Irrigated Ag email system click here and be sure to select topics listed under tree fruit production to insure you receive Fruit Matters.

Upcoming Events

Sprayer Calibration and Optimization Workshops

Washington State University Extension and Washington State Department of Agriculture are conducting Airblast Calibration and Optimization Courses. This is a 1-day hands-on workshop explaining the principles behind best spray practices.  Offered in both English and Spanish, this workshop is applicable for both managers and operators.

March 11 – TFREC, Wenatchee – Sponsor and registration through WSTFA
March 15 – Long Ranch, Naches – Sponsor and registration through GS Long
March 18 – Tri-cities – Sponsor and registration through GS Long
March 23 – TFREC, Wenatchee – Sponsor and registration through GS Long

For GS Long registration contact or 800-336-5664
For WSTFA registration click here

For individual course details visit WSU Tree Fruit events.

Tree Fruit Extension Team

Karen Lewis

Gwen Hoheisel

Tom Auvil

Tory Schmidt

Ines Hanrahan

Tim Smith

Wendy Jones

Tianna DuPont

Washington State University