• Peters Excel 15-5-15 Cal-Mag Special with Black Iron - 25 lb
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  • Product Features
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Peters Excel 15-5-15 Cal Mag Special with Black Iron - 25 lb

Specialized formulation provides a continuous supply of the calcium and magnesium not found in soft water systems. High nitrate and low phosphate levels encourage healthy, compact growth. Contains three chelated irons, including black iron—the most effective for growing ornamentals.

  • versatile, all-purpose formulation for constant, balanced nutrition
  • effective for water types 1 and 2
  • 100% water soluble 
  • pure formulation—no ballast substances
  • elevated levels of chelated trace elements ensure robust growth and rich color
  • contains NPK, magnesium and micronutrients
  • developed for peat-based cultures (pot plants, bedding plants and container nursery stock)
  • exclusive M-77 chelating formula for fast, efficient nutrient uptake
  • DATA SHEET DOWNLOAD
  • Easy to use: A complete fertilizer formula in one bag, including calcium and micronutrients.
  • High Analysis: High nitrate and low phosphate levels encourage healthy, compact growth. Ideal for stock plants and mother plants in nurseries.
  • Pure: Low in sodium, chloride and heavy metals.
  • Water Soluble: Completely soluble in water. Perfect for continuous liquid feeding programs.

Guaranteed Analysis

Total Nitrogen (N) 15%
Nitrate nitrogen (N-NO3) 11.8%
Ammoniacal nitrogen (N-NH4) 1.1%
Urea nitrogen (Ur-N) 2.1%
Available Phosphate (P205) 5%
Soluble Potash (K20) 15%
Magnesium (Mg) 2.0%
Water soluble 2.0%
Calcium (Ca) 5.0%
Iron (Fe) 0.08%
Manganese (Mn) 0.04%
Water soluble 0.04%
Boron (B) 0.02%
Copper (Cu) 0.019%
Water soluble 0.019%
Molybdenum (Mo) 0.0075%
Zinc (Zn) 0.038%
Water soluble 0.038%

Peters Excel 15-5-15 Cal-Mag Special with Black Iron - 25 lb

Peters Excel 15-5-15 Cal-Mag Special with Black Iron - 25 lb

SKU: PREX99145

UPC: G99145

HAZ-MAT: UN1477, Nitrates, inorganic, n.o.s, 5.1, PGIII, OXIDIZER

UPS HAZMAT FEE: $33.0

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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.

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