Grower's Secret Professional (GSP) is a highly concentrated organic plant growth enhancer made with patented mushroom technology. Use in combination with plant nutrients to increase the uptake of nutrients and water, enhance root and plant growth and to increase yield. OMRI and OIM approved for organic food, fiber production, ornamental landscape plants and turf Patented Mushroom technology Suitable for use in organic and conventional farming OMRI listed and cdfa Registered. NPK Total Nitrogen (N) ……….............. 0.35% 0.01% Ammoniacal Nitrogen 0.34% Other Water Soluble Nitrogen Available Phosphate (P2O5) ......... 0.05% Soluble Potash (K2O) .................... 1.0%