Earthborn’s Mac 50 is a base potting mix that has been professionally formulated to serve both hobby growers and the nursery industry. It is a mixture of 0-10mm composted hardwood sawdust, pine sawdust and bark, and provides an economical potting medium. Softer organics provide moisture retention, whilst the larger organic particles provide structure for root formation.
This product is suitable for succulents and native plants. It is also the ideal product to use as a base for adding supplementary fertilizers.