Freeze Damage Reports
An overnight frost has had contrasting impacts on grapes across Michigan. In some areas, where wine grapes predominate, the low temperatures overnight Sunday had little effect. In other areas, where juice grapes are grown,...
Tagged: grape frost damage
New Research: Vegetable Oil Delays Vine Bud Break
The results of a five-year research project show that applying vegetable oil to vines significantly delays bud break. The project, by Mac’s Creek Winery and Vineyards in Lexington, Nebraska, aimed to find a way of minimizing damage...
Drastically Lower Grape Yields Predicted for Some Midwest States
The National Agricultural Statistics Service (NASS) has released its first estimate of the United States grape harvest yield in its August Crop Production report. Despite this year’s frosts that struck many states and the...
KDL Needs to Be Studied Scientifically
What a growing season it has been. It began the first week in March with several days at and soon above 80 F. Many weeks before they should, our buds were swelling and...
Drought Tipping Point: Vines Risk Long Term Damage
As the drought continues to worsen and temperatures across the Midwest exceed 100 degrees, viticulture experts warn that grape growers could face long-term vine damage. If there is no significant rain in the coming days,...
Valvin Muscat is Midwest’s Hot Moscato
Moscato wine is making a comeback. According to Neilson sales data, Moscato sales doubled in both 2009 and 2010 and almost doubled again last year. A recent article in Palm Beach Illustrated also...
Grape Freeze Damage Extensive in Ohio, New York, Michigan
Record March warmth and severe April frosts have combined to destroy most of the Concord and Niagara grape crop in states bordering the Great Lakes from Michigan to Upstate New York. Some labrusca growers...
How to Indentify Injury to Grape Buds
When temperatures go down below freezing, grape buds can tolerate temperatures down to about 28 F. If temperatures drop below 28 F, new buds that have emerged are subject to injury. However, the duration...
Viticulture Advice For Warmest March Ever from MSU and UW Experts
According to Diane Brown at the Berrien County Michigan State University Extension, with the weather this warm this early, grape growers are in uncharted waters in terms of vineyard management practices. Brown, who...
John Marshall: Frost Damage Protection for the Small Grower
Here in Minnesota and across much of the Upper Midwest we have had two dramatic frost damage events in the past year and a half. One on Mother’s Day Weekend in Spring 2010 and...