Top dressing is the process of spreading sand or soil over the lawn to improve levels, create a smoother surface for mowing, and assist slightly with drainage. So, should you use sand Topdressing Sand How to top dress your lawn using 70 30 Sand Soil Mix The Relentless Gardener This is sand leveling or topdressing. It creates a more level surface for your lawn by filling in lower areas. I use masonry sand since I have Bermuda. If you have a cool season type of grass, you may Topdressing Sand Turf Materials Everything you need to know about Topdressing your lawn Premier Lawns