Use Miracle-Gro 1 cu. ft. Cactus, Palm and Citrus Mix when planting your palms, cacti or citrus plants indoors and outdoors. A specially blended mixture of sphagnum peat moss, composted forest products, sand and perlite that is excellent for growing your cactus, palm, citrus and other succulents. The mix is a ready-to-use, fast-draining soil, enriched with fertilizer for palms, cactus, citrus and succulents and is suitable for use in containers and in-ground.