Like Ultima Organic, Supreme Organic Garden Soil is a rich black soil that is certified to exceed Australian Standards (AS 4419). Supreme is composed of fully organic composted material (minimum 12 weeks), loam, and sand. It also contains natural nutrients and micro-organisms which are essential for healthy growth. Supreme Organic is a great Native Soil mix with low phosphorus levels and a slightly acidic pH at 5.8.
0.9 Tonne = 1m3
If you are still having trouble determining the best soil for you, visit the Soil Resource Guide here to read everything you need to know about the UltraGROW Soil Range.