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Southwest Michigan grape scouting report for September 7, 2015
Published on September 9, 2015
Harvest is quickly approaching in southwest Michigan grape vineyards. -
MSU Extension’s grape scouting reports for 2020
Published on May 27, 2020
Michigan State University Extension will provide weekly reports of scouting efforts across the state, covering many parts of grape growing including vine phenology and horticultural updates, pest and disease management, and weather. -
Southwest Michigan grape scouting report for August 25, 2015
Published on August 25, 2015
Fruit are entering veraison and grape berry moth egglaying is winding down for the year. -
Southwest Michigan grape scouting report for July 28, 2015
Published on July 28, 2015
Grape berry moths are between generations, and berry infections from previous rainy periods are showing symptoms in some vineyards. -
Southwest Michigan grape scouting report for September 23, 2015
Published on September 23, 2015
This is the final scouting report for the 2015 season. Harvest in Niagara and other early ripening varieties is underway. -
Southwest Michigan grape scouting report for August 11, 2015
Published on August 11, 2015
Third generation grape berry moth flight is occurring now. Some leaf infections of downy mildew are appearing in Niagara grapes. -
Southwest Michigan grape scouting report – June 28, 2016
Published on June 28, 2016
Grape berries are beginning to size, disease incidence remains relatively low and treatment date for grape berry moth approaches. -
Southwest Michigan grape scouting report for July 25, 2017
Published on July 25, 2017
Disease pressure is light. Grape berry moth egglaying is ending and SWD catch is up, which may be a problem after veraison. -
Southwest Michigan grape scouting report – September 20, 2016
Published on September 20, 2016
Harvest continues with good prospects for weather; consider pre-harvest sprays for insects and downy mildew. -
Michigan grape scouting report – May 31, 2016
Published on May 31, 2016
Warm weather in southwest Michigan has increased grape shoot growth. -
Grape Scouting Reports | Grapes
Grape IPM Scouting Reports
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Michigan grape scouting report – May 27, 2020
Published on May 27, 2020
Vines are growing quickly. The warm, wet week means disease management is critical. -
Southwest Michigan grape scouting report – May 3, 2017
Published on May 3, 2017
There’s a risk of frost damage over the coming week. Low rates of flea beetle feeding have been detected, and phomopsis and powdery mildew protection is needed in susceptible varieties. -
Michigan grape scouting report – Aug. 19, 2020
Published on August 19, 2020
Most grapes have completed or are starting veraison. Grape berry moth and downy mildew incidents are increasing. -
Southwest Michigan grape scouting report for July 14, 2015
Published on July 14, 2015
Grape berry moth second generation flight is in full swing, and juice grape clusters are developing resistance to fungal infection. -
Michigan grape scouting report – July 22, 2020
Published on July 22, 2020
Summer meeting season is here. Look here for a list of upcoming grape educational events. -
Michigan grape scouting report – Sept. 9, 2020
Published on September 9, 2020
Fourth generation egglaying of grape berry moth starts this week in southwest Michigan. Sour rot is being reported around the state. -
Michigan grape scouting report – Sept. 2, 2020
Published on September 2, 2020
With harvest approaching, keep clusters protected from insects and rots. Watch your preharvest intervals. -
Michigan grape scouting report – Aug. 5, 2020
Published on August 5, 2020
Egglaying from third generation grape berry moth is starting this week in southern vineyards. -
Michigan grape scouting report – June 3, 2020
Published on June 3, 2020
The warm, wet weather means disease management is critical now. Prebloom webinar this Thursday, June 4.
