Small Fruit and Hop Pathology News

Michigan grape scouting report – Aug. 26, 2020

Published on August 26, 2020
The warm, sunny weather has allowed sugar to accumulate in fruit. In southern Michigan, harvest of some early hybrid varieties will begin in the next one to two weeks.
Bird damage reduction strategies utilizing viticultural practices

Published on August 25, 2020
Bird damage begins around veraison and continues until late fall/winter when grapes are harvested for ice-wine production. If you don't have bird control, crop losses can reach up to 95% and 60% in red and white varieties, respectively.
Viticultural practices in northwest Michigan at veraison

Published on August 20, 2020
Meticulous and timely viticultural practices are critical when the growing season is short. Follow this timely information to optimize your vineyards' health, profitability and sustainability.
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.
Michigan Grape scouting report – August 12, 2020

Published on August 12, 2020
Pest pressure is increasing, and some growers are clearing up from the derecho.
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 – July 29, 2020

Published on July 29, 2020
Early varieties are beginning veraison in southern vineyards and downy mildew is visible in unprotected fields. Egglaying by third generation grape berry moth is expected to start next week in southwest Michigan.
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 – July 15, 2020

Published on July 15, 2020
Bloom has ended in northern Michigan. Diseases and berry moth larvae have been found on clusters in southern Michigan.
Michigan grape scouting report – July 8, 2020

Published on July 8, 2020
Vinifera grape bloom is continuing in northern Michigan. Egglaying by the next generation of grape berry moth is expected to start soon in southwest Michigan.