All posts by Heather Marie Kelly, Extension Plant Pathologist

Wheat Disease Update – Know Your Risk for Scab

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Most wheat in Tennessee is in the flowering period, the highest period for susceptibility to scab/FHB infection. There are multiple factors that can contribute to a field’s Scab/FHB risk.

Image 1. Wheat in bloom. When ~50% heads have blooms that just began is optimal fungicide timing for head scab management.

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Wheat Disease Update and Fungicide Options

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As wheat is approaching flag leaf stage in Tennessee, start scouting if you haven’t already for disease. Depending on variety susceptibility you may already see powdery mildew and/or wheat blotch (Septoria and/or Stagonospora blotch); but if no disease present start considering Fusarium Head Blight management. Continue reading