NPK / Chemical
These are the most common industrial fertilizers, categorized by the "Big Three" macronutrients: Nitrogen (N), Phosphorus (P), and Potassium (K).2
| Variety |
Common Examples |
Primary Use |
| Nitrogenous |
Urea, Ammonium Nitrate, Anhydrous Ammonia |
Boosts leafy growth and green color (chlorophyll). |
| Phosphatic |
DAP (Diammonium Phosphate), SSP (Single Super Phosphate) |
Aids root development, flowering, and seed production. |
| Potassic |
MOP (Muriate of Potash), Potassium Sulfate |
Improves disease resistance and water regulation. |
| NPK/Complex |
19-19-19, 10-26-26 |
Provides a balanced blend of all three nutrients. |
Liquid error (snippets/popups line 85): Error in tag 'section' - 'text-runs-popup' is not a valid section type