Installing sod over existing lawn will cause the grass to form a layer between the soil and your sod.

Installing sod over existing lawn. You don’t want compacted dirt beneath your new sod. Once the vegetation is removed, take a landscape rake or hoe and loosen the top 2 or 3 inches of soil. Remove old sod with a sod cutter to expose soil.

Though it is generally thought to be ok to lay sod over an existing lawn, some landscapers and homeowners prefer to remove any existing lawn before installation of sod. Start a new roll immediately where the roll finished. Worry less about the little spaces between the.

The sod compresses the grass and limits its exposure to sunlight and water. Once that’s done, mix some black garden soil in with your existing soil. I have rototilled old lawns for over ten years without the removal of sod.

How to prepare the soil for planting. If your lawn is sloping, lay your sod horizontally for better water retention. The answer is usually no.

Adding fresh grass to your lawn can be done by seed or sod, and both methods have their advantages. Leaving a layer of grass underneath your new sod prevents it from taking root and increases the chance that the new lawn will die from lack of nutrients and moisture. Then start laying the sod from the side of your yard.

This quickly kills the already existing. Professional landscapers often apply sod directly over grass. If your town has a compost center, spread 2 inches of finished compost for free.