When and How to Use Solarization in the Garden
Soil solarization is a technique that uses clear plastic sheets to trap sunlight and heat the soil, effectively killing weed seeds, pathogens, and some soil-borne pests. Unlike occultation, which uses opaque coverings to block sunlight and kill residues primarily through shading, solarization relies on heat buildup under transparent plastic to sterilize the soil. When to…