Advanced Nutrients Bud Blood Powder Can Filters 950 µmol of photosynthetic photon 59183 950 µmol of photosynthetic photon flux (PPF) when operated at 1000 W and 2 Optimum nutrient absorption is aided by natural humic extracts for increased quality and superb yields Give Your Plants A Head Start On Giving You Better Flowers Your plants need Phosphorus and Potassium (P&K) from the earliest days of bloom phase so they can maintain nutrient healthy roots vigorous growth sturdy stems and stalks and maximized production of flowers Bud Blood Powder is specially designed for use with all hydroponic growing media including coco coir as well as continuous liquid feed growing systems such as aeroponics drip irrigation and emitters NFT flood and drain and deep water culture