How To Turn Bad Potting Soil Into Good Potting Soil

I’ve been noticing for the past few years that the quality of commercial potting soils has gone way down. This is the case with every brand I have tired, including Home Depot’s Vigoro, Lowes’ Sta-Green, Walmart’s Expert Gardener and Kellogg Garden Organics.  The problem with these potting soils (especially Kellogg) is that they are composed of a large amount of non-composted wood chips.  As a result, these wood chips rob much-needed nitrogen from the plants “grown” in these potting mixes and my plants always suffer as a result.

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