Richgro Black Marvel Garden Compost is a blend of fully composted Organics that will provide your new or existing garden with a boost of natural organic nutrients to ensure strong, healthy and colourful plants all year round. It contains Richgro Black Marvel Premium food, a premium concentrated (high analysis) booster that is highly soluble and will deliver amazing results – bigger flowers, juicier fruit and better veggies, greener leaves and stronger roots. This mix has been formulated to meet the Australian Standard AS4454 for Composts, Soil conditioners and Mulches; this ensures that the product is of consistent premium quality at all times.