Earth Juice® Sweet & Heavy™ (Prime, Grow, Bloom and Finis™) Multi-Part "Hydro-Fusion" formula is the recommended choice for the professional and serious hobbyist who desires more precise applications and the ability to customize feeding solutions. Sweet & Heavy's natural molasses, kelp, bat and fossilized guano based liquid formulations are easily adaptable to a variety of plant requirements and growing environments. For indoor/outdoor plants, soil and hydroponics. Formula targets the production phase of flowers, fruit and vegetables. Formula is designed to provide vigorous vegetative plant growth.