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Grenade Black 250ml

Grenade Black


Introducing Grenade Black – the pinnacle of flowering additives designed to revolutionise your harvest outcomes. Grenade Black combines a bulk building and ripening product in one, applied at a concentrated dose rate saving you time and money!

Available in 250ml.


Grenade Black 250ml


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Say hello to healthier, heavier, and more prolific crops with Grenade Black. This advanced hybrid organo-mineral formula is meticulously hand-crafted to propel your plants towards a robust and bountiful yield. 

Representing a new era in plant nutrition, synergising high-quality minerals, amino acids, phytohormones, and biological cofactors to amplify plant energy, optimise sulphur content, and supercharge secondary metabolite production. 


  • Enhanced Yield - Grenade Black's innovative formulation bolsters plant energy levels, translating into impressive harvests laden with voluminous, healthy blooms.
  • Optimised Sulphur Content - The infusion of sulphur optimises secondary metabolite production, leading to an array of beneficial compounds that foster plant resilience and quality.
  • Cost and Time Savings - With its concentrated dose rate, Grenade Black is not only efficient but also economical.
  • Diverse Active Inputs - A rich blend of amino acids, cytokinins, gibberellins, and more work in tandem to create the perfect environment.
  • Compatible Versatility - Grenade Black seamlessly integrates with various nutrient regimes, ensuring you can harness its benefits no matter your preferred approach.

A new vision super PK+ combines the benefits of high-quality minerals with amino acids, phytohormones, and other biological co-factors.

By harnessing the potency of carefully selected inputs, including amino acids, cytokinins, gibberellins, polysaccharides, betaines, auxins, proteins, enzymes, carbohydrates, and trace minerals, this additive enriches your plant's growth journey. With a guaranteed analysis of N-3% P-9% K-19% S-30% FE-1375 mg/kg B-132 mg/kg, Grenade Black delivers a holistic approach to cultivation.


How to Use

  • Shake well before use to ensure a uniform mixture.
  • During weeks 5-6-7 of the flowering cycle, add Grenade Black to your nutrient solution at a dose rate of 0.2ml – 0.4ml per liter of water.
  • If you're following a nutrient chart, introduce Grenade Black as the first step, then gradually top up with your base nutrients and other additives to attain your desired EC level.
  • Avoid using multiple PK products simultaneously to prevent overloading the plants.
  • Handle and store Grenade Black responsibly in a cool, dry place, maintaining temperatures between 5°C – 30°C for optimal shelf life.

Guaranteed Analysis

N - 3%

P - 9%

K - 19%

S - 30%

FE - 1375mg/kg

B - 132 mg/kg

This additive is compatible with all nutrient regimes.

Never run multiple PK products at the same time, if you are following a nutrient chart please add this product first then top up with base nutrients and other additives to reach your desired EC level.


Explore our top picks for stellar yields! Our best-sellers range from spacious grow tents and efficient LED grow lights to premium hydroponic nutrients and plant propagation must-haves. We have everything you need, no matter what you dream of growing!
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