Lailiang Cheng and Mike Basedow, Cornell Cooperative Extension Nutrient management plays a vital role in determining your orchard’s tree growth, yield, and fruit quality. Here are a few things to keep in mind when developing your orchard nutrition program this season. Nitrogen: The highest demand for nitrogen in the orchard occurs from petal fall to Read More…
Category: Apples
Tree Fruit News: Managing Fire Blight in 2023
Līga Astra Kalniņa & Kerik Cox, PPPMB, Geneva, NY Janet van Zoeren, CCE, Lake Ontario Fruit Program, Albion, NY 2022 fire blight season recap. In 2022, there were devastating fire blight outbreaks in Finger Lakes region after petal fall at the end of May. The season was characterized by cool “low risk” bloom that Read More…
Tree Fruit Blog: Diazinon and Ziram restrictions for the Canadian Market
Anna Wallis, Janet van Zoeren and Monique Rivera, Cornell Cooperative Extension & Cornell University CALS Program What are the actual regulations? Diazinon and Ziram are two materials recently under scrutiny in tree fruit production. Diazinon is an organophosphate insecticide, that has been an effective management tool for pre-bloom control of San Jose Scale and post-bloom Read More…
Tree Fruit Blog: Spring Orchard Pre-Emergent Herbicides
Mike Basedow, Extension Specialist & Janet van Zoeren, Extension Specialist Cornell Cooperative Extension If you weren’t able to get pre-emergent herbicides on in the fall, spring still presents a good time to get something out before many annuals start to germinate. Below are some pre-emergent product recommendations to consider this spring. To help you select Read More…
Tree Fruit Blog: Promising Ag-Vision Technologies Highlighted at the CCE Statewide Virtual Apple Fruit Conference ‘What Is Possible Today and in the Future’
Mario Miranda Sazo, Cornell Cooperative Extension, Lake Ontario Fruit Team Michael Basedow, Cornell Cooperative Extension, Eastern New York Commercial Horticulture Program This winter we were interested in the technological capabilities and solutions being offered by three vision system companies for precision crop load management in apples in 2023 and in the future. Our main goal Read More…
Tree Fruit Blog: Early Season Disease Management 2023
Līga Astra Kalniņa & Kerik Cox Cornell University Plant Pathology and Plant-Microbe Biology Section Assessing the upcoming 2023 apple scab season. Winter seemed to come late in early March, and only for a few weeks and with intermittent snow cover at best. Snow cover is effectively non-existent, and while it’s still cool in the evenings, Read More…
Online Worker Protection Standard (WPS) Train the Trainer Course Approved
Teresa Rusinek, Extension Specialist CCE Eastern NY Commercial Horticulture Program The WPS is an Environmental Protection Agency (EPA) regulation intended to protect agricultural workers and pesticide handlers from risk of exposure. If you are an agricultural employer or manager, you must know your responsibilities under the WPS and provide WPS training and protections to employees. Read More…
Tree Fruit Blog: Intentional Delay of Dormant Pruning for ‘Honeycrisp’ & Other Important Biennial Cultivars (Fuji)
Mario Miranda Sazo, Fruit Specialist, Cornell Cooperative Extension, Lake Ontario Fruit Program Terence Robinson, Professor, School of Integrative Plant Science Horticulture Section Cornell AgriTech When pruning a Honeycrisp block without knowing the floral bud percentage (% of floral buds in a 100 bud sample of spurs from randomly selected shoots in a Honeycrisp block), you Read More…
Tree Fruit Blog: Performing Floral Bud Evaluations on Honeycrisp Ahead of Precision Pruning
Mike Basedow, Tree Fruit Extension Specialist, CCE-ENYCHP, Northern NY I recently evaluated two Honeycrisp blocks in the Champlain Valley for their percentage of flowering buds so the growers could adjust their pruning practices. The first block is a mature planting on M.26 rootstock, trained to a vertical axis system. Bloom was heavy in this block in Read More…
Tree Fruit: Apple Cold Hardiness Research Update
Jason P. Londo, Cornell University; Erica Casagrande Biasuz, Cornell University; Michael Basedow, CCE ENYCHP The goal of the Londo research program is to help adapt New York fruit crop production to climate change. As a part of that effort, we are working to understand how winter temperatures impact apple rootstocks and scions, specifically how the Read More…
CCE ENYCHP Tree Fruit Blog: Champlain Valley Bitter Pit Prediction and Storage Results
Mike Basedow and Lailiang Cheng In 2022, a team of Cornell researchers and extension agents once again evaluated peel sap nutrient analysis and the passive method for their ability to predict bitter pit in Honeycrisp across the state. In this short article, we’ll discuss some of our initial findings from the Champlain Valley following our Read More…
Reminder: Many Neonicotinoid Pesticides Reclassified as Restricted Use in NYS as of January 1, 2023
In an effort to protect pollinator populations, the NYSDEC announced earlier this year that many pesticides containing neonicotinoids will be reclassified as restricted use starting in 2023. We are now approaching the start date of this reclassification. A full listing of neonicotinoid products effected by the decision are listed on the NYSDEC website here. In Read More…