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Calcium carbonate or ‘grey lime’ is a finely ground limestone product that provides a fast pH adjustment
The foundation of the building-block system
thus ensuring that you enjoy a high and stable light output
Plantmax offers adjusted spectrum in both Metal Halide and High-Pressure Sodium grow lamps
Pi Nutrients / NutriVida (Heavy Harvest) Grow 4 L Complete Fixture Calcium carbonate or ‘grey lime’(NOTE: Nutrivida & Heavy Harvest use the same formula. We carry the NutriVida brand.) Heavy Harvest Grow is a fertilizer designed to be used simultaneously with Heavy Harvest Micro during the vegetative growth of a wide variety of bedding, fruiting and flowering plants. Relatively high amounts of nitrogen in this product are intentionally provided with an optimal ammonium to nitrate ratio of 20: 80. This ratio allows for maximum growth of plants
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