Hydroponica Potassium Sulfate


Macro – Meso Elements % w/w
Potassium (K2O) 51
Sulfur (S) 12


Physical State Crystaline
Color White
pH in water (5% conc.) 4,5 – 8,5
Solubility Soluble in water

Potassium Sulfate Fertilizer

Hydroponica Potassium Sulfate is a potassium and sulfur fertilizer. Crystalline form of the fertilizer is 100% water soluble. It is available for all fertigation systems. Potassium is one of the most needed macro nutrient for plants that activates lots of enzymatic reactions. Potassium is mainly related with fruit development and ripening. It increases fruit quality parameters and controls stomatal openings of the leaves. Beside, sulfur is effective on fruit coloration and protein synthesis.


  • High solubility in solution
  • Supplies plants potassium and sulfur need
  • Helps to increase fruit quality parameters

Recommended Dose

Hydroponica Potassium Sulfate is a high potassium fertilizer with sulfur, can be applied to wide range of soil types for fruit development stage of plants. Potassium takes role at enzyme activation and increase fruit quality parameters. Actual dosage should be determined according to soil, leaf analysis and plant type. For application through irrigation systems; 4 – 5 kg/ha/day of fertilizer can be applied according to need.

Area of Use

  • All kind of crops with wide range of soil types.
  • With all kind of irrigation systems.
  • When plant potassium need appeared.
  • For increasing fruit quality parameters and fruit development


This product is compatible with the most commonly used fertilizers. But Doktor Tarsa always recommends a compatibility test before use.

Conditions of Use

  • Keep locked up and out of the reach of children.
  • Keep container tightly closed in a cool, well-ventilated place.
  • Keep away from food, drink and animal feeding stuffs.
  • Wear suitable protective clothing, gloves and eye/face protection.
  • Keep only in the original container at a temperature not exceeding 40 oC.
  • Harmful by inhalation, in contact with skin and if swallowed.
  • This material and its container must be disposed of in a safe way.

Doktor Tarsa warrants that the product within the unopened container conforms to the chemical description on this label. The directions on this label are based on tests, believed to be reliable. As the occurrence of unusual weather or soil conditions and use of this product are all beyond the control of Doktor Tarsa, no guarantee, expressed or implied made as to the effects of such use or the result obtained. For more information please contact with your local distributor or call Doktor Tarsa Market Development Department.

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