Green House Feeding's Booster PK + is an additive specially formulated to provide adequate amounts of phosphorus, potassium, magnesium and micronutrients to increase resin production and flower formation and density.

The combination of Green House Powder Feeding, Calcium and Booster creates a very professional and plant specific nutrient line for healthy and productive plants.

With the extra addition of magnesium and trace elements to the PK + Booster to prevent them from limiting the absorption of phosphorus and potassium if the ratios are not balanced.

Plants can reach their full genetic potential only if all elements are sufficiently available.

Maximum solubility: 250g / L water
Recommended quantity for stock solution: 30g / L water
NPK: 0-30-27