FoxFarm Big Bloom Liquid ConcentrateBig Bloom Liquid Fertilizer 0 0. 5 0. 7 This special, micro brewed formula incorporates earthworm castings, bat guano and other high test organic ingredients that offer a full range of nutrients. Norwegian kelp improves nutrient uptake and increases yields. Rock phosphate helps transfer energy from one part of the plant to another, which means bigger buds and more fragrant flowers. Best of all, Big Bloom will intensify flower fragrance, and it will