Sometimes choosing the right product to manage a particular pest can be a daunting and risky task, especially when crops are close to harvest and an imposing outbreak sneaks up on you. One such pest that is sneaky are two-spotted spider mites (Tetranychus urticae; Figure 1). This microscopic pest can hang out in the crop…Read more about Considerations when Selecting the Right Miticide[Read More]
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It is amazing to think that some part of Indiana has been in at least the Abnormally Dry category of drought on the US Drought Monitor for over a year. While it has not always been the same parts of the state, certainly northern Indiana has been the most consistently dry. Recently, however, the state…Read more about First Time Indiana is Drought Free Since Early June 2020[Read More]
Listed below are select foliar diseases of tomato. Early blight and Septoria leaf blight These diseases are listed together because, from a few paces away, the diseases appear similar. And the management for these diseases is similar. Together these diseases are probably the most common diseases of tomatoes in the field. One of the most…Read more about Foliar Diseases of Tomato[Read More]
Tomatoes cracking in the late stages of ripening (Figure 1) was observed in our field visit. This article discusses conditions that are likely to predispose tomatoes to crack. The cracking that happened recently in open field production is likely associated with the heavy rains. The problem is most observed when a dry period is followed…Read more about Cracking Tomatoes[Read More]
Our recent field visit revealed a green bean issue that is likely associated with wet conditions. Purdue soybean specialist Shaun Casteel recently released this video that may also help vegetable bean growers to assess the damage. https://www.youtube.com/watch?v=IMfoghn7Ilk
High rainfall amounts lead to loss of nitrogen from the soil. Sometimes the loss is great enough that a crop will benefit from additional nitrogen application. This article will describe how nitrogen is lost and factors to consider in deciding whether to apply extra nitrogen. There are two main ways nitrogen is lost from wet…Read more about Nitrogen Loss from Wet Soils[Read More]
As we welcome July, Indiana seems to be in a very wet phase. Or, at least part of the state has been. The jet stream – a narrow band of fast-flowing air near the altitudes where commercial jets fly – naturally meanders in a north-south-north ribbon around the hemispheres. Typically, these “ribbons” also shift eastward…Read more about Storm Tracks Favor Some Parts of Indiana Skipping Others[Read More]
A quick glance at my vegetable garden on Thursday, June 17, revealed a lonely Japanese beetle… I dutifully squished it! This does indicate that emergence is beginning in west central Indiana. Hatch has undoubtedly been going for several days in southern counties, whereas, northern counties will soon be graced with their presence. Oh joy! Japanese…Read more about Japanese Beetles Emerging[Read More]
Unfortunately, pests don’t know when to take the day off. Even though we have bees in the field and watermelons reaching peak bloom, we still need to watch out for pest infestation and disease outbreaks. First and foremost, scouting fields to monitor pests will ensure that infestations never reach high enough populations to threaten yield….Read more about Spray Less, Pay Less, and Get Better Control of Your Arthropod Pests[Read More]
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