• Peters Professional 5-11-26 Hydroponic Special fertilizer 25 lb. European bag.
  • An example of the Peters Professional Hydroponic Special 5-11-26 soluble fertilizer powder.
  • Back view of the Peters Professional 5-11-26 Hydroponic Special fertilizer 25 lb. European bag.
  • ICL Peters Professional 5-11-26 Hydroponic Special fertilizer 25 lb.
  • Peters Professional 5-11-26 Hydroponic Special fertilizer 25 lb. old style bag.
  • back view of the Hydroponic Special fertilizer old bag.
  • PR99390
  • Peters Professional 5-11-26 Hydroponic Special fertilizer infographic showing NPK analysis (5% nitrogen, 11% phosphorus, 26% potassium), key features, ideal crops, and application instructions
  • Description
  • Product Features
  • Specifications

The original water-soluble hydroponic fertilizer with chelated trace elements. Peters Professional 5-11-26 Hydroponic Special has been the commercial standard for hydroponic crop production since its introduction. Formulated specifically for soilless culture systems.

Proven Performance for Commercial Crops

Designed exclusively for hydroponic production of tomatoes, cucumbers, lettuce, and cannabis. This flexible B-component formula pairs with calcium nitrate in your A-stock tank to create a complete nutrient solution. The buffered formulation helps maintain optimal working solution pH across all water types.

Key Features

  • Complete NPK formula (5-11-26) with chelated micronutrients
  • Supplies essential sulfur for protein synthesis and enzyme function
  • Buffered to stabilize solution pH
  • Maximum solubility: 3 lb/gallon
  • Easily modified to meet crop-specific requirements
  • Effective across all water quality profiles

Application

Use as the B-component in a two-part hydroponic nutrient system. Pair with calcium nitrate (A-component) according to your crop protocol and growth stage. Suitable for NFT, DWC, drip irrigation, and other hydroponic methods.

Specifications

  • Package size: 25 lb bag
  • Full pallet: 80 bags (2,000 lb)
  • Barcode: 848264003814
  • SKU: Hydro-Spec-25lb

Technical Documentation

  • Water Soluble: 100% soluble fertilizer. Up to 3 pounds per gallon dissolves easily and is free of insoluble material and precipitates that could clog drip irrigation systems.
  • Pure: Low in chloride, sodium and heavy metals.
  • High Analysis: Guaranteed Analysis 5-11-26 with 6% magnesium, 8% sulfur and chelated trace elements.
  • Easy to use: Simple two-part formula. Use in conjunction with calcium nitrate to make a complete hydroponic nutrient solution.

Guaranteed Analysis: 5-11-26

Total Nitrogen (N) 5%
Nitrate nitrogen (N-NO3) 5.0%
Available Phosphate (P205) 11%
Soluble Potash (K20) 26%
Magnesium (Mg) 6.0%
Water soluble 6.0%
Sulfur (S) 8.0%
Iron (Fe) 0.30%
Chelated by EDTA 0.30%
Manganese (Mn) 0.05%
Chelated by EDTA 0.05%
Boron (B) 0.05%
Copper (Cu) 0.015%
Chelated by EDTA 0.015%
Molybdenum (Mo) 0.010%
Zinc (Zn) 0.015%
Chelated by EDTA 0.015%

Derived from: Potassium Nitrate, Magnesium Sulfate, Monopotassium Phosphate, Iron EDTA, Manganese EDTA, Boric Acid, Zinc EDTA, Copper EDTA, Sodium Molybdate

Peters Professional 5-11-26 Hydroponic Special Fertilizer - 25 lb

Peters Professional 5-11-26 Hydroponic Special Fertilizer - 25 lb

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$56.07
$84.32 $56.07
$2.24 lb
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What Makes Us Different

At the leading edge of the market, Custom Hydro stands out by providing the growing industry with fertilizers that are not only of premium quality but also feature innovative
solutions tailored for the unique needs of hydroponic and organic farming practices.

  • Premium Quality

    The Mark of Trusted Quality.

  • Highest Purity

    Never Compromise on the Quality of Inputs.

  • Crop Specific

    Customized Fertilizer for your Favorite Crops.