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Extension > Garden > Diagnose a problem > What's wrong with my plant? > Vegetable > Cauliflower > Hollow stem on flower head

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Cauliflower > Head > Hollow stem on flower head

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Nitrogen Toxicity

  • Can cause hollow stem in cauliflower and broccoli
  • Can cause "ricing" in broccoli and cauliflower, in which small flower buds develop in the curd creating a fuzzy or velvety appearance
  • More information on Nitrogen Toxicity...
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  • Image: Boron Deficiency 1
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Boron Deficiency

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