As the growing season progresses in Wisconsin vineyards, now is a good time to revisit an early-season disease that can have lasting consequences—Phomopsis cane and […]

Phenology At the West Madison Agricultural Research Station (WMARS) in Madison, WI, shoots from primary buds average around E-L* stage 23 (17-20 leaves separated; 50% […]

This year’s early start of the growing season has many growers nervous about the potential for crop losses due to spring frosts. I have gathered […]

For some grape growers, the first pesticide application of the season is lime sulfur shortly before bud swell. Others skip lime sulfur and start the […]

Description Fungicide resistance to powdery and downy mildews is a growing concern for Midwest grape producers. Developing spray programs that focus not only on disease […]