Crop management through shoot and cluster thinning is a critical management practice for most varieties. Many varieties grown in Indiana tend to produce a large number of “non-count” shoots from adventitious buds and basal buds at count nodes. This lead to excess crop and shading in the canopy. Shoot thinning reduces excess shoot number to[Read More…]
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Grape growth is a bit ahead of normal this year. Grapes are at the critical 1 to 3 inch shoot length when Phomopsis cane and leaf spot infections occur. This is a critical time to take control measures for this disease. If left unchecked, the early shoot infections will spread to cluster stems and developing[Read More…]
In Lafayette grapes are at bud break to 2-inch shoots. Blackberries are at 3 to 4-inch shoots with flower clusters showing, and raspberries are at 2-3 inch shoots. Strawberries are just starting to bloom. Apples in the northern half of the state are approaching full bloom whereas petal fall is more common in more southern[Read More…]
Weather for 2016 continues to be unpredictable. And although bad weather can damage crops, it does little to stop the pathogens that plague pome fruit. The past few weeks of cool weather has slowed things down, but not scab—at least, not completely. All plants, insects, and pathogens develop in response to temperature–The warmer the weather,[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…]
Purdue University is pleased to offer Indiana fruit and vegetable farmers a farm walk-through with a private food safety consultant. This opportunity is open to any farm that sells fresh produce and has attended a produce safety educational program. A consultant paid by Purdue will visit your farm to walk through and address your specific[Read More…]
The 2016 Midwest Fruit Pest Management Guide (ID-465) is available for purchase from the Purdue Education Store. This publication replaces two previous annual publications: The Midwest Tree Fruit Spray Guide (ID-168) and The Midwest Small Fruit and Grape Spray Guide (ID-169). This guide provides pest management recommendations for commercial tree fruit, small fruit, and grape[Read More…]
A number of growers have experienced increasing problems with woolly apple aphids over the last several seasons. Part of the reason for the increased populations may be related to the changing spectrum of insecticides you are using to control other pests. Our experience has been that many of the aphicides that are available that provide[Read More…]
Management of European red mites is a continual process. Decisions made throughout the growing season will affect your mite populations. Outlined here are steps that can help with mite management. For a more complete explanation, please see the following publication: https://extension.entm.purdue.edu/publications/E-258.pdf. Put on a timely Superior oil spray. See the article above. Conserver predator[Read More…]
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