Most growers know that codling moths in the lower Midwest do not behave the same as codling moths in more northern apple growing areas. We usually do not have distinct generations. Here is a graph showing my weekly pheromone trap catches at the Meigs Farm near Lafayette. Notice that the counts have never gone down[Read More…]
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We caught our first spotted wing drosophila adults in traps in Elkhart County over the weekend. We can assume that they will be flying and laying their eggs in developing fruit of grape, raspberry, blackberry, and blueberry from this point until the end of the season. In addition to checking traps, growers should be inspecting[Read More…]
Indiana Hort Society Summer Field Day June 22, 2016 David Doud’s Countyline Orchard 7877 W 400 N, Wabash, IN 46992. Indiana Winery and Vineyard Association Summer meeting July 19-20, 2016 Brown County Inn. Nashville, IN. More information will follow. IFTA Study Tour – July 19-21, 2016 International fruit Tree Association. New York. Full details and registration[Read More…]
It’s time for apple growers to begin looking for European red mites. ERM can be a serious problem, reducing the yield and quality of this year’s crop as well as reducing fruit buds for next year. Most growers know the area of their orchard where they first see ERM problems. Generally, populations will start to[Read More…]
It will soon be time to put your spotted wing drosophila traps in place. Recent research has shown that the commercially available SWD traps are as good as or better than the homemade traps that we have been recommending. Most significantly, we don’t have to mess with the sugar/yeast mixture anymore. We have had good[Read More…]
We are already receiving reports of brown rot, caused by several different types of the fungus Monilinia., Many of these are causing shoot blight, but we are receiving samples of brown rot on cherry fruit. Brown rot is a common and destructive disease of stone fruit, a closely related group of trees that include peach,[Read More…]
We’ve all heard of apple June drop, but what is it, what are the causes and why should we care? June drop is more correctly called physiological fruit drop and is caused by a shortfall of carbohydrates in the tree. This shortfall is because the trees have limited leaf area for photosynthesis (supply of carbohydrates)[Read More…]
Finally we have some warm, sunny weather, and that means fruit are growing quickly. Generally, fruit are 10–20 mm depending on where in the state you’re located. Many of our common post bloom thinners such as NAA, Sevin and Maxcell work very well when fruit are around 12mm and temperatures are in the 70s. Once[Read More…]
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