Rootstocks, Replant, and Reconsiderations Replant disease is a term that describes reduced productivity and ‘failure to thrive’ of new plantings of trees back into orchards of the same or closely related tree fruit (or nut) crops. Historically, it has been referred to as ‘soil sickness, soil exhaustion, replant disorder, and replant problem’. Regardless of name,[Read More…]
Apples
Join participants across Indiana, and the greater-Midwest on Thursday, October 10, 2019, for the sixth annual Great Lakes Great Apple Crunch! Or, host your Crunch any day and time in October that works for you. Register below to receive the 2019 Apple Crunch Guide and stickers! The Great Lakes Great Apple Crunch is a great[Read More…]
Grapes harvest has started in the Lafayette area. A bit of both powdery and downy mildew are present on leaves, but overall fruit quality looks great. Recent rains did not cause fruit cracking so fruit rots are minimal. Early apples are over and mid-season varieties are getting close. Fall bearing (primocane fruiting) red raspberries and[Read More…]
The symptoms of sooty blotch and flyspeck (SBFS) have begun to make their appearance. I know this because 1). I’m starting to see spots (Fig 1, 2 & 3). We have accumulated MORE THAN enough hours of post- petal fall leaf wetness needed for infection to occur, despite the sudden drought conditions. First, what is[Read More…]
This is the time of year to keep an eye out for the adult version of the Spotted Lanternfly. See a fact sheet at https://www.aphis.usda.gov/publications/plant_health/2014/alert_spotted_lanternfly.pdf This is an extremely serious pest of a wide range of woody plants. It has caused serious damage in grapes, apples, peaches, plums, blueberries, etc.[Read More…]
August 13, 2019 Vegetable Field Day/Sweet Corn Taste Testing Pinney Purdue Ag Center, 11402 S. County Line Rd., Wanatah, IN 5pm-8:30pm Central time Please register by August 6th, Nikky Witkowski, nikky@purdue.edu, (219) 465-3555 September 5, 2019 Hydroponics & Greenhouse workshop Purdue University, Deans auditorium, HLA greenhouse Contact Lori Jolly-Brown, ljollybr@purdue.edu Participants will learn about optimal[Read More…]
Early apples are almost ready for harvest in the Lafayette area. Grapes have started veraison, which is a bit late this year. Summer bearing (floricane) blackberry varieties are starting to ripen, though we have a very small crop due to winter injury. Japanese beetles and spotted wing Drosophila are abundant and causing damage to what[Read More…]
Apples look good and are sizing well. Brambles are not having a great year. Winter injury was severe and the wet spring has led to a significant amount of Raspberry (Septoria) leaf spot. Grapes are doing okay, despite significant winter injury. Appropriate pruning resulted in full crops of most varieties. Japanese beetles and 2,4-D damage[Read More…]
After second cover, the most serious apple pathogens are generally less active, as terminal buds have set, leaves have hardened off (and are now less susceptible) and weather is usually getting hotter and drier. Just not this year!!! This is the time when we often dial it back a notch in the fungicide department. One[Read More…]