NEWS
WA 38 / Cosmic Crisp® pre-harvest virtual field day video recordings now available
The WA 38 / Cosmic Crisp® pre-harvest virtual field tour consisted of three separate events. The first event was a webinar intended for all stakeholders involved in growing, managing, packing, shipping, or marketing this apple…
End of Year Spray Program Evaluation
Now that the growing season is coming to a close, you might be wondering what parts of your pest management program worked well, and which could use some improvement. If you have questions about whether…
2020 Apple Residue Report
Since 2011, the WTFRC has conducted studies in apple and cherry to generate pesticide residue data for commonly used insecticides and fungicides to help Washington growers make more informed choices about their spray programs. The…
Fall kaolin sprays suppress next spring’s psylla, 2020-2021 season update
Written by Robert Orpet and Louis Nottingham, WSU TFREC, Entomology October 2020. Kaolin clay (Surround WP) is a white sprayable powder that discourages pear psylla from laying eggs on pear trees by creating a physical…
Tree Removal for X-disease and Little Cherry Disease Case Studies Two
Here are case studies four to seven in our tree removal case studies series.
Preliminary observations on ‘Green Spot’ symptoms in WA 38
Green spot refers to a discoloration identified on WA 38 fruit that could indicate a potential disorder. The cause(s) for green spot are unknown and we have limited experience with it because there are only…
Under Pressure – Pressure gauge practices for sprayers
Written by Margret McCoy, WSU Ph.D. Student, Horticulture/Viticulture This time of year many growers are exchanging their daily use machinery away from orchard management tools and into harvest equipment. This is also an optimum time…
LATEST VIDEOS
Symptoms of X-disease Phytoplasma in Stone Fruit
X-disease in peaches, plums and nectarines causes yellow leaves, shot hole and small deformed fruit.
Síntomas de Fitoplasma X en Frutas de Hueso
X-disease in peaches, plums and nectarines causes yellow leaves, shot hole and small deformed fruit.
WA 38 / Cosmic Crisp® Pre-Harvest Virtual Field Day
The WA 38 / Cosmic Crisp® Pre-Harvest Virtual Field Day covered discussion on defects and disorders, PVM guidelines and recommendation, harvest and storage criteria, using the starch chart, crop load and dry matter considerations, and…
WA 38 Cosmic Crisp® Grower/Manager Q&A Meeting 9/23/2020
This WA 38 Q&A session, hosted by Bernardita Sallato, focused on all issues related to production, preharvest, conditions of the crop, crop load volume and yield, size and color, fruit finish, weather and smoke related…
WA 38 Cosmic Crisp® Packer/Shipper Q&A Meeting 9/30/2020
This WA 38 Q&A session, hosted by Karen Lewis, focused on storage and shipping, and anything that happens at harvest going forward. Topics included marketing and quality standards, clarifications to color definitions, starch evaluation, shape…
WORKSHOPS AND TRAININGS
Winter Educational Opportunities
WSU Tree Fruit Extension will provide a variety of learning opportunities this fall and winter in order to continue to bring growers research-based information while maintaining your safety from Covid19. Opportunities will include webinar series,…
