Green Planet - GP3 Bloom (1L, 5L, or 20L) Size:20L the hold button allows you

the hold button allows you to freeze current readings in low visibility conditions

Features & Benefits PSI is a powerful version of stabilized

pH adjust back to pH7 and add nutrients

resulting in bigger

you can expect bigger

Green Planet - GP3 Bloom (1L, 5L, or 20L) Size:20L the hold button allows youThis unrivalled 3 part nutrient system consists of a combination of all primary, secondary and micronutrients in three separate formulas; Grow, Bloom and Micro. GP3 contains pure ingredients, better nutrient ratios, a more complete formulation, better results and overall better value. It contains no carbonates or synthetic dyes and has the cleanest salt and residue index available. GP3 contains three unique chelated iron sources designed for a broad