Root Dip-C is a natural, humic, and microbial-based product containing two photosynthetic strains of microorganisms. While it is not a plant food or nutrient, it is compatible with all standard nutrients and fertlization programs. Root Dip-C works well with all systems, may be used during all stages of growth and is compatible with the use of CO2. Root Dip-C will not burn plants. Root Dip-C is formulated with reverse osmosis and UV sterilized water. Root Dip-C is non-toxic, non-pathogenic and safe for all vegetable and plant life. Root Dip-C may be used indoors/outdoors with all hydroponic, NFT, drip, aeroponic, irrigation, and continuous liquid feeding systems. Media Uses Root Dip-C may be used with all soil and soilless media, including Coco Coir, and is compatible with all nutrient programs. Always check for pH and CF levels.