Lambert All Purpose Potting Mix is ideal for all your indoor and outdoor growing needs. A ready to use mix perfect for potting and re-potting a wide range of plants in small containers for indoor use or in very large containers for outdoor use. A blend of premium Canadian sphagnum peat moss and coarse horticultural perlite, available in several sizes: 4 qt, 8qt, 16 qt, 1.0 cu ft, 2.0 cu ft and 3.0 cu ft loose filled bags.