Yes, you can put topsoil over sand to encourage grass growth. The topsoil will help to improve water retention and promote grass roots’ development, making it a recommended step of the seeding process. Adding a layer of topsoil will provide additional nutrients to the sandy soil, helping the grass grow and remain healthy through many seasons.

Consulting your local university extension, Audubon society, or municipal urban forestry program are all good ideas when choosing a tree to plant. You can also ask an arborist or a knowledgeable landscaping company for advice on good trees to plant.

Xeriscaped lawns are far more varied than many gardeners initially assume. The often-pictured rocky and cacti-filled landscapes are just one option. Many wildflower-, herb-, and mulch-covered landscapes follow the same principles without straying too far from the lush and colorful landscapes we have come to know. In fact, there are numerous xeriscape ideas for customizing an energy-efficient lawn to your liking.

Yes, you can hydroseed with a garden hose, but you’ll need a tank or other large vessel for mixing the slurry, then a pump to send the slurry through the hose for spraying. Making your own hydroseeding unit can work, but it’s not usually worth the effort and supplies unless you already have them.