Attached are the Winter Grape Bud Hardiness results for Early April. This is the final grape hardiness update for the 2022-2023 winter season. The sampled hardiness levels were determined as average lethal temperature exotherms (LTE) measured on buds of several varieties by region collected on April 4th and 5th in the Okanagan Valley.
Grape Hardiness Reports and Growing Degree Day updates can now be accessed online at:
SuRDC Wine Grape Research newsletters can be accessed at: