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After the Freeze: The Second Crop

By Tim Martinson The May 22-23 spring frost that occurred in the Thousand Islands region (and in other parts of NY) killed off many primary shoots and clusters – when they were out 4-6 inches in many cases. Now, three weeks later on June 15, we see a fairly full complement of shoots, especially on […]

May 22 Freeze Injury

On May 22, temperatures in the Thousand Island region plunged to the upper 20s (27-31 degree F), causing extensive, late freeze injury to shoots that were out 6-12 inches: 1. Frost injury was extensive, with some portions of blocks having upwards of 90+ % of shoots frozen. 2. Many shoots were totally frozen; some were […]

December 16 Webinar: Sulfur Residues in Vineyard and Winery

  The Northern Grapes Project Webinar Series “Stuck on You – Sulfur Spray Residues in the Vineyard and Winery”   Chris Gerling, Gavin Sacks, and Jillian Jastrzembski of Cornell University are teaming up to bring you this webinar on sulfur residues.  In addition to must nutritional deficiencies, yeast metabolism of elemental sulfur (S) residues represents […]

Veraison to Harvest 2014 Issue #1

2014 Veraison to Harvest Issue #1 (pdf)   In this issue… Welcome to Veraison to Harvest (Martinson & Gerling) Around New York (Martinson, Haggerty, O’Connell, Wise & Tarleton, Walter-Peterson) 2014 Lake Erie Concord Update (Bates) Anna Wallis Joins the Eastern NY Horticulture Program (Martinson) Fruit Maturation Report – 8/29/2014 Fruit Samples for the Northern Grapes […]


Printer-friendly pdf version:  Wilcox Mid-Season Downy Mildew 2014 by Wayne Wilcox Department of Plant Pathology, NYS Agricultural Experiment Station Ed. note: Rainfall and cool weather has brought about ideal conditions for Downy Mildew epidemics.  While some Northern Grape cultivars (eg. Frontenac family) are highly resistant to downy mildew, others are not. -TEM Plenty of downy […]

Managing Winter-Injured Vines Part 2

Printer-friendly PDF version: Managing winter injury part 2 by Tim Martinson Early in the season we posted Managing Winter-Injured Vines to provide some background on vines just a few weeks after budburst.  In this post, I’ll cover two mid-season items:  Vine collapse and managing suckers for trunk replacement. Vine collapse:  Warmer summer weather leads to increased […]

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