Aquatic Plant Macro Nutrients 120ml is a complete liquid fertilizer with Nitrogen, Potassium and plant growth regulator for lush aquarium plant growth. Enhances photosynthesis and chlorophyll production. Daily dose 2ml per 100 litres or 10ml per 100 litres biweekly. Safe for fish and shrimp. Best used with Micro Nutrients, Phyto Carb, Green Power and Green Microbes for complete plant nutrition.