Key features

• •Optimized NPK Ratio (1 : 0.3 : 2.6）：FZONE root tabs feature a low-nitrogen, low-phosphorus, high-potassium formula that helps maintain stable water quality while fueling strong plant growth. Designed for freshwater aquariums, they support lush crypts, vibrant sword plants, and dense carpeting plants. Safe for all fish and shrimp.
• •Direct-to-Root Aquarium Fertilizer : Designed to be placed in the substrate, these aquarium root tablets deliver nutrients directly to plant roots, ensuring fast absorption and strong root growth for aquatic plants.
• •Slow Release Root Tabs Technology: Each aquarium fertilizer tab uses controlled release to provide consistent nutrients for up to 2-3 months, helping maintain stable water conditions in planted aquariums.
• •Extra Dosage Upgrade 60g per Box: Each root tab weighs 0.8g for longer-lasting fertilization. Each tab covers approximately 5 square inches of planting area.– perfect for freshwater planted aquariums
• •Sinkable & Easy Placement: These aquarium root tabs sink immediately without floating. Simply use aquascaping tweezers to place each tab about 3-5 cm from plant roots for the best results in your planted aquarium.