You can consider garden soil as topsoil as it is enriched with compost and organic matter which makes it better suitable for plant growth. Moreover, high-quality topsoil is blended with 100% organic compost. It produces soil that is perfect for seed, gardens, sod, and raised beds. Topsoil reduces compaction and provides high nutrients that can feed the plants over the years. However, the topsoil can be on the expensive side, but it often pays for itself in improving plants’ health and reducing irrigation requirements. So, to see long-term results, you can buy topsoil online.