BuildASoil Potting Soil Version 3.0BuildASoil 3. 0 is BuildASoil's Heaviest amended soil recipe was designed with the Water Only grower in mind. Based on Logan Labs soil testing we designed a soil with more everything. This 3. 0 Recipe is our richest soil and is still be balanced enough for most all plants. The goal was a compost based soil without any dirty ingredients that would last longer and push harder. If you are used to Super Soil this will perform as you would expect. This