Expert Gardener Indoor and Outdoor Potting Soil Mix is specially formulated for indoor and outdoor container plants. This potting mix contains nitrogen, phosphate and soluble potash for to help grow bigger plans with more blooms, and feeds for up to 6 months. You should repot your plants if they become rootbound, if leaves are yellowing or wilting, or if the surface of the potting mix becomes crusty or slimy. One 8-quart, 6.8 lb. bag of Expert Gardener Indoor and Outdoor Potting Soil Mix will fill approximately one 12-inch planter or two 12-inch hanging baskets. Whether you're repotting your houseplants, filling outdoor containers to grace your yard, or transplanting bedding plants, Expert Gardener Potting Mix has you covered. Grow beautiful plants with more blooms when you use Expert Gardener Potting Mix.