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Masterblend 4-18-38 Tomato Formula - FREE SHIPPING

Masterblend 4-18-38 Tomato Formula - FREE SHIPPING

Regular price $27.95 USD
Regular price Sale price $27.95 USD
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Masterblend Hydroponic Tomato 4-18-38 fertilizer is an all-purpose nutrient formula that provides plants in a hydroponic system with essential macro and micronutrients that plants need to grow, bloom and set fruit.

The tomato formula is a good, general purpose formula for a variety of vegetable and flower crops -- and even house plants. The formula is suitable for both soil-based and hydroponic crop production.

How to use:

For a complete hydroponic feed solution, growers may use the following ratio in attaining the desired E.C. or C.F. level:

  • 1 part calcium nitrate
  • 1 part Masterblend 4-18-38 Tomato Formula
  • 0.6 part magnesium sulfate

The solution will then have all 16 essential micronutrients and macronutrients for healthy plants.

Guaranteed Analysis:

Nitrogen (N)--4%

  • 3.5% Nitrate Nitrogen
  • 0.5% Ammoniacal Nitrogen

Available Phosphate (P2O5)--18%

Soluble Potash (K2O)--38%

Magnesium (Mg)--0.50%  (0.50% water soluble Magnesium)


Copper (Cu)--0.05%  (0.05% chelated Copper)

Iron (Fe)--0.40%  (0.40% chelated Iron)

Manganese (Mn)--0.20%  (0.20% chelated Manganese)

Molybdenum (Mo)--0.01%

Zinc (Zn)--0.05% (0.05% chelated Zinc)

Plant nutrients derived from:  Potassium Nitrate, Potassium Phosphate, Ammonium Phosphate, Potassium Chloride, Manganese Sulfate, Boric Acid, Copper EDTA, Iron DPTA, Manganese EDTA, Sodium Molybdate, Zinc EDTA

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