Potassium Nitrate

Potassium Nitrate is a highly efficient, water-soluble fertilizers containing two essential macronutrients—potassium (K) and nitrogen (N)—in the ideal ratio for plant nutrition. It is a chloride-free compound that supports healthy plant growth, improves fruit quality, enhances stress tolerance, and boosts crop yield. Widely used in fertigation and foliar applications, Potassium Nitrate is especially suitable for high-value crops like vegetables, fruits, and ornamentals. 

Potassium Nitrate

Potassium Nitrate is a highly efficient, water-soluble fertilizers containing two essential macronutrients—potassium (K) and nitrogen (N)—in the ideal ratio for plant nutrition. It is a chloride-free compound that supports healthy plant growth, improves fruit quality, enhances stress tolerance, and boosts crop yield. Widely used in fertigation and foliar applications, Potassium Nitrate is especially suitable for high-value crops like vegetables, fruits, and ornamentals. 

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Name
Potassium Nitrate (KNO₃)
Description Potassium Nitrate is a highly efficient, water-soluble fertilizers containing two essential macronutrients—potassium (K) and nitrogen (N)—in the ideal ratio for plant nutrition. It is a chloride-free compound that supports healthy plant growth, improves fruit quality, enhances stress tolerance, and boosts crop yield. Widely used in fertigation and foliar applications, Potassium Nitrate is especially suitable for high-value crops like vegetables, fruits, and ornamentals. 
Specification
  • Chemical Formula: KNO₃ 
  • Nitrogen (N): 13% 
  • Potassium (K₂O): 46% 
  • Solubility: 100% water-soluble 
  • Appearance: White crystalline powder or granules 
  • pH (1% solution): Neutral to slightly alkaline 
  • Chloride Content: 0% (Chloride-free) 
  • Compatibility: Compatible with most other fertilizers, except calcium-containing compounds 
Benefits
  1. Balanced Nutrition:
    Provides a quick and efficient source of potassium and nitrate nitrogen, both critical for plant metabolic processes, photosynthesis, and enzyme activity. 
  2. Enhanced Fruit Quality:
    Improves fruit firmness, sugar content, color development, and shelf life in crops like grapes, tomatoes, bananas, and citrus. 
  3. Improved Flowering and Fruiting:
    Promotes uniform flowering and reduces flower drop, leading to increased fruit set and overall productivity. 
  4. Stress Resistance:
    Helps plants withstand environmental stresses such as drought, salinity, and temperature fluctuations by strengthening cell walls and improving water regulation. 
  5. Chloride-Free:
    Safe for chloride-sensitive crops like tobacco, potato, strawberry, and leafy greens. 
  6. Increased Yield:
    Enhances root development, boosts biomass production, and increases final yield in cereals, oilseeds, and horticultural crops. 
  7. Fast Nutrient Uptake:
    Nitrate nitrogen is readily available to plants, making Potassium Nitrate suitable for quick corrections of potassium and nitrogen deficiencies. 
Application
  • Fertigation: Ideal for application through drip or sprinkler irrigation systems for uniform nutrient delivery. 
  • Foliar Spray: Used in diluted form for fast absorption during critical growth stages or stress conditions. 
  • Soil Application: Suitable for basal or top dressing in granular form, especially in open field conditions. 

Recommended Dosage:
Dosage varies depending on the crop and stage of growth. Typically ranges between 5–10 kg/acre per application in fertigation. For foliar use, 0.5%–1.5% solution concentration is recommended. 

Time
  • Vegetative Stage: To promote healthy shoot and root development. 
  • Pre-Flowering & Flowering: Supports flowering and early fruit set. 
  • Fruit Development Stage: Enhances fruit size, color, sugar accumulation, and firmness. 
  • Apply during early morning or late afternoon to avoid leaf burn during foliar applications. 
Precaution
  • Do not mix Potassium Nitrate with calcium-containing fertilizers (e.g., calcium nitrate) in concentrated solutions to prevent precipitation. 
  • Store Potassium Nitrate in a cool, dry place away from heat, moisture, and flammable materials. 
  • Use gloves and eye protection during handling to avoid skin or eye irritation. 
  • Follow crop-specific dosage and timings to avoid over-fertilization or nutrient imbalance. 
  • Avoid Potassium Nitrate spraying during high temperatures or direct sunlight. 
Shelf Life Minimum 2 years from the date of manufacture when stored properly in a sealed, dry, and cool condition. 
Packaging Available in high-quality moisture-proof packaging options including: 

  • 1 kg laminated pouches 
  • 5 kg and 10 kg HDPE bags 
  • 25 kg multi-layered laminated bags with inner lining 
Note Disclaimer – This post contains general information only and does not constitute professional advice. Always read the product label for complete directions, application rates, safety precautions, and storage information.