Nutrients

N Nitrogen
P Phosphorus
K Potassium
Mg Magnesium
Ca Calcium
S Sulphur
B Boron
Cu Copper
Fe Iron
Mn Manganese
Mo Molybdenum
Zn Zinc

Cereals - Deformation

Symptoms
Flag leaf is twisted/curled.

Reasons
Calcium deficiency

Cereals - Deformation

Symptoms
Elongated crack in the mid section of young leaf.

Reasons
Calcium deficiency

Calcium deficiency made worse by

  • Acidic soils
  • Sandy or light soils (leaching)
  • Acid peat soils
  • Soils rich in sodium
  • Soils rich in aluminium
  • Drought conditions
  • Fruit high in nitrogen or potassium
  • Large fruit

Calcium is important for

  • Healthy green foliage
  • Improved yield and quality