Being a Georgia native, I thought I left this heat & humidity behind! This duo is a double whammy for grapes. The heat speeds up […]

I thought April showers brought May flowers. Maybe these showers over the last couple of weeks will bring us June flowers too? While we are […]

As shoots begin to elongate in many Wisconsin vineyards, we have seen several Phomopsis and black rot infection events across the state; check out recorded […]

Assessing the nutritional status of your grapevines through mature leaf petiole sampling is essential for maintaining vineyard health and productivity. Here’s how to effectively sample […]

This past week, we have experienced several frost events. On 4/20 and 4/21, temperatures across the state dropped to 25˚ F in central and northern […]

This week we have experienced much warmer temperatures than the last 2 weeks, with highs in the mid 60s and lows in the mid 40s […]

The overall mild winter and warm temperatures we have experienced in the last 2 weeks will certainly result in earlier bud break than previous years. […]

With the recent rains, we are seeing and hearing about increased reports of gray mold (Botrytis bunch rot) and sour rot. Both diseases are considered […]

Phenology Petite Pearl was harvested last week. This levels on Marquette and Frontenac, which is planned to be harvested Thursday and Friday this week. By […]

Phenology We are anxiously awaiting harvest for our last three cultivars at WMARS: Frontenac, Marquette, and Petite Pearl. At the West Madison Agricultural Research Station […]