Hydrofarm Super Bat Budswel Soil Nutrient from the Guano Company is an all-organic, high-phosphorus mix of bat and seabird guano and earthworm casings, perfect for promoting strong and multiple blooms in your fruiting and flowering plants. This soil nutrient can be used in both soil and hydroponic growing systems and is made without any synthetic materials. The 1-gallon bottle contains 0.01% Nitrogen, 0.1% Phosphorus, and 0.01% Potassium. Give your plants the gift of multiple blooms with Hydrofarm Super Bat Budswel Soil Nutrient.