The response to hormone-based thinners is a function of the amount of product that is deposited on the tree leaves. So, the more product you […]

At this point most orchards in southern Wisconsin have reached petal fall with fruits in the 5 to 10 mm, but orchards in northern locations, […]

As an apple grower, determining the optimal fruit crop load in your trees is a critical step in achieving high-quality fruit and maximizing yield. Crop […]

Spring certainly seems unresolved in Wisconsin this year. With warmer temperatures felt across much of the central and southern parts of the state, buds on […]

During this year’s harvest season, I’ve received several phone calls and e-mails about trees showing premature defoliation and foliar disease symptoms. Upon further discussion with […]

Lipstick Rust is a newly reported fungal disease of apple in Wisconsin. It was first found in Wisconsin in 2021 and has been identified in […]

*Mention of a product is not an endorsement. This article is not a substitute for the product label, follow the directions on the fungicide label. […]

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 […]