Lasagna Gardening Simplified
r penetration (I know this from experience) and the kitchen scraps create a plant nutrient overload. Instead Chalker-Scott suggests simply a very thick layer of mulch–12 inches. Mulch is often free, as many cities give it away, and it does wonders for the soil. Mulch, in fact, breaks down into soil, retains moisture and creates habitat for earthworms. Read more in Chalker-Scott’s post, “Is lasagna gardening really worth the ef...