Arcadia intl's roots excelurator is the top show piece in the House & Garden line of nutrients. Not only does roots excelurator provide protection from harmful diseases, but it also helps guard against root rot and pathogens. It's exact formulation is a well kept company secret. Roots excelurator is one of the most powerful root stimulators available in today's market. It promotes a membrane around the roots, protecting them from harmful bacteria and fungus and providing the perfect conditions for explosive root growth. It is packaged in a silver aluminum container to preserve organic ingredients and beneficial biology. When used with a deep water culture, use roots excelurator at half strength. Other size sand many other items for your growing needs are available in arcadia intl's amazon store.