Predicted Grape Hardiness Update for Early November

November, 2021

Attached is a chart showing predicted grapevine bud hardiness in the Okanagan Valley for Cabernet Sauvignon, Chardonnay, Merlot, Pinot gris, Pinot noir, Riesling, Sauvignon blanc and Shiraz.  For this winter, this chart will be updated and posted with the biweekly bud hardiness reports, and when forecasted minimum temperatures for the Okanagan Valley approach lethal bud temperatures.

Prepared by Carl Bogdanoff
Agriculture and Agri-Food Canada, 
Summerland Research & Development Center Wine Grape Research

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