SR-71 is a scientifically formulated product designed to be used at all stages of a plant's life from propagation thru growth phase and right up until flowering. It provides a complete array of organic and inorganic compounds, coenzymes and additives often missing in growing media and other plant foods that helps help maximize the growth of plants. SR-71 supplies all the things your plants need and don't get with a regular nutrient. SR-71 also promotes the development of beneficial micro-organisms in the growing media. Can be used with floral or vegetable production. Provides a food source for beneficial micro-organisms in the root zone / rhizosphere. Does not contain bacteria or mychorrizae.