Miracle-Gro All Purpose Growing Compost is a low peat potting compost that is enriched with Miracle-Gro Plant Food to grow plants twice as big.* It contains 40% more nutrients than ordinary multi-purpose compost and will feed for up to 3 months.Miracle-Gro All Purpose Growing Compost is a versatile potting compost for growing better blooms and bigger, healthier plants. This premium compost formula contains a special water retaining agent that makes watering container grown plants much easier and helps stop plants drying out. That’s why Miracle-Gro All Purpose Growing Compost is especially recommended for planting up patio pots, window boxes, containers and hanging baskets. It is also recommended for growing plants under glass in a greenhouse or conservatory.*Grows plants twice as big as ordinary garden soil.