The ingredients used in Farmer's Pride promotes and facilitates the growth of beneficial bacteria and fungi in your growing media. Farmer's Pride can be used in hydroponic systems, coco-coir, all soil-less mediums such as vermiculite and perlite, and in soil. Due to the organic nature of this product, there may be larger particles in the nutrient solution that may clog fine jets/pumps High grade, ultra-concentrated formula Proven results across the internet! See why everyone is raving about Blue Planet Nutrients! Farmer's Pride Organic Blend base nutrients were developed for the more natural-minded gardener. The ingredients used in Farmer's Pride promotes and facilitates the growth of beneficial bacteria and fungi in your growing media. Farmer's Pride Grow provides plants with organic nitrogen and mineral forms of nitrogen and calcium that plants need during all stages of growth. Use with Farmer's Pride Micro and Farmer's Pride Bloom. Farmer's Pride can be used in hydroponic systems, coco-coir, all soil-less mediums such as vermiculite and perlite, and in soil. Due to the organic nature of this product, there may be larger particles in the nutrient solution that may clog fine jets/pumps.