Blue Planet Nutrients BlueMax 2-Part Base Nutrients | Hydroponic & Soil | Fertilizer For All Gardens | Quart (32 oz bottles) BlueMax 2 Part base nutrients provide complete plant nutrition from seedling to harvest High grade, ultra-concentrated formula that's easy to use for beginners and experts; Contains one quart of each Bluemax Part A, and BlueMax Part B, 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!