Improving Clay Soil
Amending Clay Soil There is a notion that adding sand to heavy clay soil with help lighten it, but that is a myth. In fact, 99 percent of the time it turns your ground into cement. Soil treated this way becomes so tough that worms can’t live in it. Instead, reach for organic matter, such as compost, leaf mold, and well-rotted manure. Organic matter is the best way to amend clay soil: It lightens the soil texture, discourages compaction, adds nutrients, improves drainage and aeration, moderates soil temperature, and provides pore space, which is essential to plant growth....