Blue Planet Nutrients Elite 3-Part Base Nutrients Gallon (128 oz) | Hydroponic Aeroponic Soil Coco Coir | Fertilizer For All Plants and Gardens A 3-part base nutrient system for complete plant nutrition from seedling to harvest High grade, ultra-concentrated formula; Contains 1 gallon of each Elite Grow, Micro, and Bloom, mixing instructions, and measuring glass! Designed for use in all hydroponic systems, aeroponics, coco-coir, all soil-less mediums such as vermiculite, perlite, and in soil Proven results across the internet! See why everyone is raving about Blue Planet Nutrients!