Reeflowers AquaPlants Phosphate Solution II Aquarium Plant Treatment, 34-oz bottle

Add 1/4 tsp (1 mL) per 26 US gallons (100 liters) daily in tanks with medium plant density (up to 50% coverage). A 1/4 tsp (1 mL) dose will increase Phosphate concentrations by 0.05 ppm per 26 US gallons. When using in heavily planted aquariums add up to 1/2 tsp (2.5 mL) as needed up to a maximum of 2 times per week. 85 ml bottle - 20 drops = 1 ml, 250 ml, 500 ml & 1000 ml bottles - 1 cap = 6 ml. Using the full line of easy to use ReeFlowers AquaPlants Six Solutions Method is highly recommended as aquatic plants require a complete array of nutrients for optimum health and growth.