Reeflowers Aqua Plants All Inclusive Plant Fertilizer Fish Aquarium Water Conditioner, 2.9-fl oz bottle

Add 1 tsp (5 mL) per 26 US gallons (100 liters) weekly for lightly planted (<10% coverage). In aquariums containing greater plant mass (15%-25% coverage ) add up to 2 tsp (10 mL) per 26 US gallons (100 liters) weekly. Do not exceed 2 tsp (10 mL) dose per week, as it will have no additional benefit and may harm sensitive animals such as shrimp and other invertebrates.

85 ml bottle - 20 drops = 1 ml 250 ml, 500 ml & 1000 ml bottles - 1 cap = 6 ml