Fox Farm HAPPY FROGPOTTING SOIL is perfect all-purpose potting Soil for indoor and outdoor containers or raised beds. Contains mycorrhizae and humic acid to ensure optimal root Development and nutrient uptake. Contains earthworm castings and bat guano for increased flower production. Composted forest humus retains moisture. No fillers like construction waste or sewage sludge. Fluffy, well aerated mix with perlite and peat for optimal root development.