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phosphorus
5% magnesium and 1% sulfur
No release of carbon fines
Water quality and base fertilizer composition determine how much calcium and magnesium supplementation is needed
Soil Drench:
Advanced Nutrients pH Down Bat & Seabird Guano phosphorusAdvanced Nutrients pH Down Use small amounts when adjusting the nutrient solution to affect the pH level, as required. Use to maintain the optimum pH level of 5. 5 to 5. 8 for hydroponics and 6. 2 to 6. 3 for sphagnum moss and plants in containers. For best results, check the pH level daily. Feed Chart: Use small amounts when adjusting the nutrient solution to affect the pH level, as required. Use to maintain the optimum pH level of 5. 5 to 5. 8 for
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