SubCulture is a root inoculant for plants that provides a suitable blend of microorganisms to increase the vitality and fertility of all treated plant species. In all seasons, especially in hot weather, hydroponic gardeners often experience fungal attacks in plant roots. Instead of harmful fungicides, SubCulture provides a patented blend of bacteria and fungi that establish a symbiotic relationship with the plants and promote root growth. Protects the roots from pathogenic fungi and promotes plant growth and development.