Filtering by tag: peanut notes ✕

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Manganese and Nitrogen Deficient Peanuts Peanut Notes No. 138 2025

I recently received images of peanuts that had only 5 nodules on the taproot (entire root system) and manganese deficient peanuts. Here are my responses.ManganeseAny chance this soil has high pH.…

Yellow and brown spots on leaves.

Tomato Spotted Wilt Peanut Notes No. 139 2025

Someone sent an image of a peanut plant with symptoms of this disease. Here was my response:This is tomato spotted wilt that is caused by a virus that is transmitted by the insect pest thrips. There…

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Potassium and Excess Rain Peanut Notes No. 137 2025

Question:Some some areas have had tremendous rainfall to date this season. I am curious how to approach making the decision to add more potash to peanuts. We are seeing potash deficiency in most…

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Nutsedge Control Peanut Notes No. 136 2025

Question:I asked earlier about a field with severe nutsedge, yellow and purple. The grower applied the Gramaxone plus Basagran when peanuts were small and followed with the Cadre a couple of weeks…

R3 Stage of Peanut Growth.

Initiating Fungicide Sprays Peanut Notes No. 135 2025

The first fungicide spray should be applied at the R3 stage of peanut development but no later than July 10 regardless of peanut growth stage. Chlorothalonil is often the fungicide of choice. Other…

Manganese deficiency shown in the yellowing of leaves.

Yellow Peanuts Peanut Notes No. 134 2025

The following images are examples of different stresses that can cause peanuts to be yellow. Approaches to addressing these issues can be found in 2025 Peanut Information and other Peanut…

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Cobra and Ultra Blazer in Hot Weather Peanut Notes No. 133 2025

Question:Given temps are higher than normal, crop is delayed and drowned, and roots sluggish, do we need to hold off burning it up with Cobra and Butyrac? I just feel like I have never sprayed with…

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General Management Question Peanut Notes No. 132 2025

Question:For whatever reason over the past 5 years or so, a farm manager has allowed the rotation to be very limited with most only at 2 years and even peanuts behind peanuts. In addition, the…

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Ultra Blazer Versus Cobra Peanut Notes No. 131 2025

Jordan Answer to Farmer Question:For a normal weed complex and size, I would use Ultra Blazer. For larger weeds, Cobra is better but not off the charts better. Injury will be greater with Cobra,…

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Liquid Nitrogen to Green Up Peanuts Peanut Notes No. 130 2025

Question:I have a grower who wants to try and green up some peanuts by adding 30 %N to a spray tank of Butyrac and Select. His idea is to add 15 gallons of 30 % in a 410 gallon tank along with the…