Attached is the Winter Grape Bud Hardiness results for Early April. The hardiness levels were determined as average lethal temperature exotherms (LTE) measured on buds of several varieties by region collected on April 10th and 11th in the Okanagan Valley.
This is the final Grape Bud Hardiness update for the 2017-18 winter season. Returning in May are the Growing Degree Day (GDD) summaries.
Prepared by Brad Estergaard, Viticulture Research Technician
Agriculture and Agri-Food Canada / Government of Canada