Grape Bud Hardiness Report

Attached, from Carl Bogdanoff, is the Winter Grape Bud Hardiness results for Late October.  The hardiness levels were determined as average lethal temperature exotherms (LTE) measured on buds of several varieties by region collected on October 28th and 29th in the Okanagan Valley.

Grapevine Bud Hardiness Update for Early-January 2022

Prepared by
Carl Bogdanoff
Date
Location
Okanagan Valley

Attached, from Carl Bogdanoff, are 2 files:  the Winter Grape Bud Hardiness results and the Predicted Bud Hardiness chart for Early January.  The sampled hardiness levels were determined as average lethal temperature exotherms (LTE) measured on buds of several varieties by region collected on Jan 5th and 6th in the Okanagan Valley.

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Grapevine Bud Hardiness Update for Late-December 2021

Prepared by
Carl Bogdanoff
Date
Location
Okanagan Valley

Attached, from Carl Bogdanoff, are 2 files:  the Winter Grape Bud Hardiness results and the Predicted Bud Hardiness chart for Late December.  The sampled hardiness levels were determined as average lethal temperature exotherms (LTE) measured on buds of several varieties by region collected on Dec 21st and 22nd in the Okanagan Valley.

 

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Grapevine Bud Hardiness Update for Late-November 2021

Date

Attached, from Carl Bogdanoff, are 2 files:  the Winter Grape Bud Hardiness results and the Predicted Bud Hardiness chart for late November.  The sampled hardiness levels were determined as average lethal temperature exotherms (LTE) measured on buds of several varieties by region collected on November 24th and 25th in the Okanagan Valley.

 

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Grapevine Bud Hardiness Update for Early-November 2021

Prepared by
Carl Bogdanoff
Date
Location
Okanagan Valley

Attached, from Carl Bogdanoff, is the Winter Grape Bud Hardiness results for Early November.  The hardiness levels were determined as average lethal temperature exotherms (LTE) measured on buds of several varieties by region collected on November 8th and 9th in the Okanagan Valley.

Our Grape Hardiness Reports and Growing Degree Day updates can now be accessed online at:

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Grapevine Bud Hardiness Update for Late-October 2021

Prepared by
Carl Bogdanoff
Date
Location
Okanagan Valley

Attached, from Carl Bogdanoff, is the Winter Grape Bud Hardiness results for Late October.  The hardiness levels were determined as average lethal temperature exotherms (LTE) measured on buds of several varieties by region collected on October 27th and 28th in the Okanagan Valley.

 

Our Grape Hardiness Reports and Growing Degree Day updates can now be accessed online at:

PDF viewer

Grape Hardiness Update for Early April - Final

Prepared by
Carl Bogdanoff
Date
Location
Okanagan Valley

Attached, from Carl Bogdanoff, 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 7th and 8th in the Okanagan Valley. 

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Grape Hardiness Update for Late January

Prepared by
Carl Bogdanoff
Date
Location
Okanagan Valley

Attached, from Carl Bogdanoff, is the Winter Grape Bud Hardiness results for Late January.  The hardiness levels were determined as average lethal temperature exotherms (LTE) measured on buds of several varieties by region collected on January 20th and 21st in the Okanagan Valley.

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Grape Bud Hardiness Update for Late March

Prepared by
Carl Bogdanoff
Date
Location
Okanagan Valley

Attached, from Carl Bogdanoff, is the Winter Grape Bud Hardiness results for Late March.  The hardiness levels were determined as average lethal temperature exotherms (LTE) measured on buds of several varieties by region collected on March 25th and 26th in the Okanagan Valley. 

This is the final Bud Hardiness Report of the 2019-2020 winter season.  Bud hardiness data was not collected on April 8th and 9th as the Summerland Research and Development Centre was closed due to COVID-19.

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