Ful-Power? will maximize your potential. It drives nutrients and minerals into the plant and results in healthier plants and tastier produce. It's a must have for any grower. Ful-Power? golden humic is purified by a special fermentation style extraction that increases the benefits. It also works in all systems with ease and will not affect pH or ppm. It's clean and powerful! Great for hydro/aeroponics, foliar and soils. Use entire season, from seeds/cuttings through flush!