Powdery and downy mildew can develop on grapes in the late season, post harvest. It is important to keep vines as healthy as possible going into winter. With the long fall we are experiencing, downy and powdery mildew are both becoming prevalent in many vineyards. Growers should consider a late season application of fungicides to[Read More…]
Grapes
Crown gall is a common disease of many perennial plants. It causes fleshy tumors to develop on the plant and usually results in plant death. Grapes are among the most sensitive fruit crop to crown gall. The disease is caused by the bacterium Agrobacterium tumefaciens. This is the same bacterium that is used to genetically[Read More…]
There are a number of common grape pathogens that can cause fruit rots each year in the region. Black rot and Phomopsis cane and leaf spot are by far the most common fruit pathogens. We also see Botrytis gray mold on some cultivars in cooler regions and years. Another common rot is Sour rot, but[Read More…]
Grape harvest is in full swing across the state. The weather could not be more ideal. Warm sunny days and cool nights are ideal for fruit quality. Lack of major rainstorms is also a plus. This year is almost a complete opposite of 2016, when high temperatures and rain persisted through July and August, causing[Read More…]
First it was email, then the internet. That was almost 30 years ago. Today various forms of social media is used by just about everyone. Obviously Facebook and Twitter are much more commonly used than email, and more people text today than make phone calls. But, there is still a place for mail lists. Mail[Read More…]
Southwest Purdue Agricultural Center High/Low Tunnel Tour co-sponsored with Dept. of Recreation, Park, and Tourism Studies at Indiana University August 10, 2017 Vincennes, IN Contact Wenjing Guan, guan40@purdue.edu, or Dan Egel at egel@purdue.edu Registration: Call 812-886-0198 Pinney Purdue Vegetable and High Tunnel Field Day – co-sponsored with Dept. of Recreation, Park, and Tourism Studies at Indiana[Read More…]
Grapes are starting to ripen (veraison) in Lafayette. Marquette and Brianna are the earliest varieties and both are about 2 weeks from harvest. Floricane producing blackberry harvest continues. Primocane fruiting blackberries and raspberries are just getting started. Japanese beetles continue to be a major problem in addition to Spotted Wing Drosophila. Peach harvest is winding[Read More…]