Recent Posts
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Weather across most of Georgia, hot with better-than-even chance of rain, remains perfect for development and spread of fungal diseases in our row crops. Southern corn rust arrived very late, but is spread across the Coastal Plain of the state. Southern corn leaf blight and northern corn leaf have been much more problematic this…
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Rain delays and/or late planting have resulted in continual inquiries about peanut herbicide + fungicide tank-mixes and their potential effects on weed control and crop injury. UGA will never be able to adequately address all concerns with 90,000+ potential tank-mixtures in peanuts. Here is a quick review of some of the published data: 1) When 2,4-DB is tank-mixed with…
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Pro Gibb Applications for Black Aphid Jul 9, 2018 | Written by Lenny Wells Black aphid nymphs and feeding damage For those battling black aphids and considering using Pro Gibb to prevent the damage caused by this insect, applications should begin in mid July and continue for a total of 3-4 sprays. Pro Gibb prevents the development of…
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Just a reminder, the use of a pyrethroid labeled for forage use around 10 days after the previous cutting appears to be the best strategy for control. Sometimes a second application 10 days later will be beneficial, particularly if the forage is growing more slowly. Some formulations add residual control for fall armyworm, but residual…
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Replacing Fertilizer in Cotton Andrew Sawyer Jun 11, 2018 The most common question after these large rain events is have I lost all of my cotton fertilizer, and will I have to start over? UGA Extension Soil Scientist Dr. Glen Harris has provided some information on this topic: May planted cotton could have lost some pre-plant Nitrogen…
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Its Time to Pull Pegging Zone Samples By Andrew Sawyer It has been said, “If it don’t rain, it don’t matter.” We are putting out landplaster in peanuts now to supplement calcium. If we don’t have enough calcium, we get “pops”. This usually happens more in dryland fields as we also need water to move the Ca…
Posted in: Peanuts -
Disease Update by Bob Kemerait CORN: No southern rust has been found in Georgia to date. Apparently, there is not a lot in Florida either. Spores from Florida are typically a threat to our corn crop. Little disease there means lower risk here in Georgia. Jason Brock and I are seeing a fair amount…
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Fertility (Glenn Harris) Replacing Nutrients Leached by May Rains It seems like every time we get a lot of rain I hear people say “well, I guess I lost all my fertilizer”. While nutrient leaching (nutrients dissolved in water moving downward out of the root zone of plants) is a legitimate concern, especially on our…
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Considerations for the Remainder of the Planting Season (Mark Freeman) This spring has been especially challenging for cotton planting in many parts of the state. Dry weather early in the planting window followed by continual rainfall in the second half of May have delayed planting of over one third of the 2018 crop into June.…
Posted in: Cotton -
Cotton Insects (Phillip Roberts) The question has been asked if we should manage insects differently in late planted cotton. The answer is no, however we cannot afford to make any mistakes as mistakes will be costly. A late planted crop will have limited time to effectively bloom and set harvestable bolls. Cotton with a more…