WA 38 ‘Cosmic Crisp™’ Fall Field Visits – Part 2 | WSU Tree Fruit | Washington State University Skip to main content Skip to navigation

WA 38 ‘Cosmic Crisp™’ Fall Field Visits – Part 2

Video Summary

The WA 38 (or Cosmic Crisp™) trial compares vertical spindle, bi-axis and V-trellis training systems and both the M9-Nic29 and Geneva 41 rootstocks. Trial results are discussed by trial participants. Topics discussed include pruning and training (dormant and summer, by hand or machine), bending versus click pruning, blind wood, vigor management, fire blight, pollinizers and crop load management.

More

Video Summary: The WA 38 (or Cosmic Crisp™) trial compares vertical spindle, bi-axis and V-trellis training systems and both the M9-Nic29 and Geneva 41 rootstocks. Trial results are discussed by trial participants. Topics discussed include pruning and training (dormant and summer, by hand or machine), bending versus click pruning, blind wood, vigor management, fire blight, pollinizers and crop load management.

Dates: September 14 and 22, 2016

Locations: Prosser, Quincy and Rock Island, WA

Project Participants: Dr. Stefano Musacchi, Dr. Sara Serra, Dr. Desmond Layne, Dr. Ines Hanrahan, Karen Lewis, Tom Auvil and industry partners Stemilt Growers LLC and Allan Brothers, Inc.

Project Sponsors: Washington Tree Fruit Research Commission and USDA-WSDA Specialty Crop Block Grant Program

Key Words: WA 38, Cosmic Crisp™ apple, Honeycrisp, pruning, training, systems, rootstocks, bending, click, mechanical pruning, fire blight, vigor, blind wood, pollinizer, crop load management

Washington State University