Marquette and Itasca grapes are both at about 3-5” of growth. Zestar is entering post bloom while McIntosh, Honeycrisp, and Cortland are all just exiting […]

The first galls caused by grape phylloxera (GP; Figure 1) were observed this week at the WMARS and it is recommended to start scouting for […]

After last week’s extremely warm weather, grapevines got enough heat to break bud and we are already seeing 2 to 3 inches of growth on […]

Grape plume moth may start showing up in vineyards soon, though it is a sporadic insect in vineyards in the Midwest. The characteristic injury is […]

Grapes: Both Marquette and Itasca grapes at the station are between late bud swell and bud burst. Apples: Zestar is at late pink approaching king […]

Is Spring finally here?! This has been a Wisconsin Spring, rainy, cloudy, cool weather with some (few so far!) days of sunshine and colder than […]

In 2022, the PDDC continues to provide diagnoses through examination of digital photographs, as well as physical samples.  Click here for the PDDC’s current submission […]

Welcome back to the Wisconsin Fruit Newsletter! As we enter another growing season, I’ve received several inquiries about making lime sulfur applications to dormant vines […]

Update: The comment period has changed, and is now open until May 19, 2022 for Ziram, Thiram, and Ferbam, and May 4, 2022 for Iprodione, for stakeholders […]

As we enter February, our thoughts begin to think of the warm and sunny days ahead this spring. Before we know it, May will be […]