Phenology The berries of all cultivars at West Madison Research Station (WMARS) are either not quite ripe (E-L* Stage 37) or are harvest-ripe (stage 38). […]

Harvest is now underway in some locations for some cultivars and there are a number of insects that you should think about as they can […]

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 […]

Phenology The berries of all cultivars at West Madison Research Station (WMARS) are ripening and have either intermediate TSS/sugar values (E-L* Stage 36) or are […]

All apples are beginning to color and ripen slowly. Zestar is the furthest along at the station, with the seeds beginning to brown at the […]

Phenology Over the past two weeks, all cultivars at WMARS reached veraison (E-L* Stage 35), meaning that the berries have begun to change color and […]

As we are begin to see veraison on some grape varieties, social wasps are starting to show up at some vineyards we visited last week. […]

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 […]

Japanese beetle adults (Figure 1; JB) continue to be present at the West Madison Ag Research Station (WMARS) vineyards. The numbers have not been really […]

Phenology As of July 20 at the West Madison Agricultural Research Station (WMARS) in Verona, WI, the cultivar Itasca has reached veraison (E-L* Stage 35), […]