Wheat
  • Barley
  • Cabbage
  • Carrots
  • Cauliflower
  • Citrus
  • Lettuce
  • Maize
  • Onions
  • Plums
  • Potatoes
  • Strawberries
  • Tomato
  • Wheat

Copper deficiency made worse by

  • Organic soils
  • Chalky soils
  • Sandy soils
  • Reclaimed heathland
  • High nitrogen applications

Copper is important for

  • Increased fertility (number of grains per ear)
  • Better grain quality