It’s July in Wisconsin, which means the humidity is up and if you have a history of powdery mildew in your orchard you may be […]

Over the last couple of years new research on bitter pit has shed light on this very complex issue. We used to think of bitter […]

Honeycrisp starts flower formation really early in the season and by the time fruits are 30 to 36 mm in diameter, which corresponds to about […]

We raise organic apples and berries on our farm in Lafayette County, southwest Wisconsin.  In the past ten years we have transitioned our farm from […]

This article is a summary of the Bloom Thinning Webinar which can find here The 2022 growing season is right around the corner, and in […]

It’s that time of year again! While your trees are dormant this winter, it’s a great time to continue disease prevention practices in your apple […]

In 2021, the PDDC continues with limited hours and limited sample processing capacity due to COVID-19.  Click here for the PDDC’s current submission policy.  The […]

As the apple harvest season is upon us in Wisconsin, apple fruit diseases may become more apparent and their impacts on fruit quality and yield […]

*The following information was presented at the 2021 Wisconsin Apple Field Day. Fire blight is the most important bacterial disease of apple. When warm and […]

Japanese beetles have barely started to emerge in Wisconsin and they have become worrisome for apple growers in the last couple years. Japanese beetles are […]