The summer meeting of the Indiana Horticultural Society will be held June 22 at Doud’s Countyline Orchard in Wabash, IN. We will also visit a couple of other farms close to David Doud’s. The final details are still coming together, but I encourage you to mark this date on your calendar and plan to attend.[Read More…]
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The pollination season was challenging this year and it appears that chemical thinning won’t be simple either. I think in most cases, pollination turned out to be adequate to set full crops. If growers are in doubt they should cut a few fruit in half and look for normal seed development. Before we talk about[Read More…]
Although the season for primary scab infection is winding down, this cool, wet weather is making for an excellent infection period for juniper rusts (Gymnosporangium spp). John Obermeyer and I created this time-lapse video to help explain the complicated lifecycle of this fascinating pathogen: http://tinyurl.com/j3s3t92 The juniper rusts standout due to the conspicuous nature of[Read More…]
I have seen some pretty impressive infestations of overwintering San Jose scale this spring. These infestations re-emphasize the importance of putting on a dormant oil spray each spring, as scales are one of the pests controlled by that application. SJS overwinters as an immature and is now at the point of maturing. Shortly after, they[Read More…]
Grapes are at the 4 to 8 inch stage in Lafayette. Blackberries are just starting to bloom. Raspberries have a few flower buds starting to show. Strawberry bloom continues. Blueberries are at petal fall. Fruit set for apples and peaches has generally been adequate and thinning will be necessary. Cloudy weather during early fruit development[Read More…]
I achieved biofix today (May 9) in our orchard at the Meigs Farm near Lafayette. I have also talked to other growers who had also caught 3-5 moths or more in their pheromone traps. For me, I had caught one moth last week and caught three more over the weekend. This constitutes a sustained flight and[Read More…]
Grapes in the southern half of the state will soon be reaching the critical pre-bloom stage, which is a key time to control important diseases such as black rot, downy mildew, and powdery mildew. The next three or four sprays will be critical in controlling fruit infections. Growers should pay extra attention to getting thorough[Read More…]
Callisto (a.i. mesotrione) has been labeled for blueberries for the past five years, but the label was expanded to include brambles this year. We used it at the 3 fl. oz. per acre rate on our bramble plantings in Lafayette and significant damage occurred on several varieties. Both blackberries and raspberries were affected. The floricanes[Read More…]
Purdue Wine Grape Team’s 2016 Spring Workshop May 4, 9:00 am. Holtkamp Winery, 10868 Woliung Rd, New Alsace, 47041, Rettig Hill Winery & Vineyard, 2679 E State Road 350 Osgood, IN 47037 Due to limited class size, advance registration and fees are required. Registration fee $50 per person and includes lunch.Make checks payable to Purdue[Read More…]
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