Straight / Simple / Single Fertilizers
These are fertilizers consisting of only one of the major nutrients. That nutrient may be Nitrogen (N) or Phosphorus (P) or Potassium (K)
Examples
- Sodium nitrate (contains Nitrogen)
- Urea (contains Nitrogen)
- Muriate of Potash (contains Potassium)
- Ammonium Sulphate (contains Nitrogen)