Crop Load Management Update (5/13/20): Rescue Thinning
Challenging… Frustrating… Atypical… I’ve used all of these words – and some colorful language – to describe the 2020 chemical …
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NC State Extension, NC State University
Horticultural Update: Freezing Temperatures Predicted Over the Weekend
Apple growers across the Eastern and Midwestern US are bracing for an unusually late cold front (polar vortex). Low …
Crop Load Management Update: 04/26/20
The post-bloom thinning window is well underway and several growers made thinner applications last week. Output from the Carbon …
Crop Load Management Update (4/21/2020): A Surplus of Challenges
The good news: Many southeastern orchards had a relatively strong return bloom in 2020 and we observed excellent weather for …
Prohexadione Calcium to Manage Tree Vigor
I received multiple calls and e-mails regarding use of prohexadione calcium (P-Ca; Apogee or Kudos 27.5 WDG). Most of …
Crop Load Management Update: Pink to Bloom
Recent warm temperatures accelerated reproductive bud development dramatically over the past week. Full bloom was reported at low elevation …
Minimizing Blind Wood on Apple
Bud break has been observed across multiple apple cultivars in Western NC. Several treatments to increase lateral branching on …
Apple Thinning Update: 4/30/19
Output from the Carbon Balance Model for four sites in western NC (Apple Wedge, Flat Rock, Sugarloaf, and Moravian …
Post-Bloom Thinning Update: 4.28.19
Post-Bloom Thinning Update The majority of post-bloom chemical thinning decisions will likely occur this week. The forecast calls for relatively …
Blossom Thinning Apples With Lime Sulfur: Old Dog - New Trick
This article was written by Tom Kon and Jim Schupp (Penn State University). Until recently, eastern apple growers did not …
Promoting Return Bloom in Apple
While the growing season is still young, we’ve observed multiple environmental challenges in 2018. To date, some sites/growers in …
Apple Thinning Update: 05/15/18
The effects of chemical thinner applications that occurred ~2 weeks ago are apparent. A clear separation in fruit size …