Green House Feeding – Mineral Line Booster PK+ (0-30-27) (2.5Kg) (5.5lbs)
About the Product
This additive is especially formulated to provide adequate amounts of Phosphorus, Potassium, Magnesium and micronutrients to increase the resin production and the formation and density of flowers.
The combination of Green House Powder Feeding, Calcium and Booster creates very professional, plant-specific line of nutrients for healthy and productive plants.
We added extra magnesium and trace elements to our PK Booster to avoid that they limit the uptake of phosphorus and potassium if the ratios are not balanced.
Plants can only perform to their full genetic potential if all elements are sufficiently available.
Maximum Solubility: 2.0lb/gal or 250g/L water
Recommended amount for stock solution: 4oz/gal or 30g/L water
COMPOSITION
N-P-K: 0 – 30 – 27
Guaranteed Analysis:
30% Available Phosphate [P2O5]
27% Soluble Potash [K2O]
5% Magnesium [Mg]
9% Sulfur [S]
9% combined sulfur (S)
0.02% Soluble Boron [B]
0.1% Soluble Iron [Fe]
0.1% chelated Iron (Fe)
0.004% Molybdenum [Mo]
How to Use
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About the Brand
Green House Feeding (GHF) is a globally recognized plant nutrition brand developed by the team behind Green House Seed Co. Built around the philosophy of “Keep It Simple,” GHF provides highly concentrated, water-soluble powdered nutrients that deliver professional results with straightforward feeding programs. Designed for growers of all experience levels, Green House Feeding products offer reliable performance across soil, coco, and hydroponic growing systems.
Why Choose Green House Feeding?
- Simple Feeding Programs: Streamlined nutrient schedules reduce complexity while delivering optimal plant nutrition throughout the entire grow cycle.
- Highly Concentrated Formulas: Water-soluble powders require only small amounts per feeding, making them cost-effective and easy to transport.
- Long Shelf Life: Powdered nutrients remain stable over time without separating or settling, ensuring consistent quality and performance.
- Fast Dissolving: The formulas dissolve quickly in water, making them suitable for hand watering, hydroponic systems, and automated irrigation.
- Premium Quality Ingredients: Manufactured using high-quality raw materials to provide consistent nutrient availability and dependable results.
Green House Feeding Product Lines
- Mineral Nutrients: Complete powdered formulas such as Grow, Hybrids, Short Flowering, and Long Flowering, designed to match different plant growth stages and flowering times.
- Bio Nutrients: Organic products including BioGrow and BioBloom that support healthy plant development while promoting beneficial microbial activity in the growing medium.
- Specialty Additives: Products like Booster PK+, Calcium, and CalMag help optimize flowering, correct nutrient deficiencies, and support overall plant health.
Suitable Growing Systems
Green House Feeding nutrients are compatible with soil, coco coir, hydroponic systems, and soilless growing media, making them suitable for hobby growers, enthusiasts, and commercial cultivators alike.
Pro Tip
Because Green House Feeding nutrients are highly concentrated, always measure them with a digital scale for accurate dosing. Dissolve the powder completely in a small amount of water before adding it to your nutrient reservoir to ensure even mixing and maximum nutrient availability.



