BioAg Ful-Power, 2.5 GallonFul 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