How to Lay Artificial Grass: Step-by-Step Installation Guide
Install artificial grass yourself and save thousands. Complete DIY guide covering base preparation, cutting, joining, and finishing for a professional result.

Is Artificial Grass Worth It?
Artificial grass eliminates mowing, watering, fertilizing, and weed killing permanently. A quality installation lasts 15-20 years with minimal maintenance. The upfront cost ($8-15 per sq ft installed professionally, $4-8 DIY) pays for itself within 3-5 years in saved water bills, lawn care products, and time. Modern artificial grass looks remarkably realistic — the best products have multi-toned blades, thatch layers, and varied blade heights that are nearly indistinguishable from real grass at conversational distance. It stays green year-round, handles heavy foot traffic, and drains as well as natural turf.
Step 1: Remove Existing Lawn
Kill or remove existing grass. The easiest method is covering the area with black plastic sheeting for 4-6 weeks, which kills everything underneath. For immediate results, use a sod cutter (rent for $50-75/day) to strip the top 2-3 inches of grass and roots. Alternatively, apply a non-selective herbicide, wait two weeks, and rake out the dead material. Once the grass is gone, excavate 3-4 inches of soil to create space for the base material. Grade the area to slope slightly away from buildings for drainage (1-2% slope).
Step 2: Prepare the Base
The base is the most critical part of the installation — a poor base leads to bumps, drainage problems, and premature failure. Lay landscape fabric over the excavated area to prevent weed growth from below. Add 2-3 inches of decomposed granite (DG) or crushed rock (minus 3/4 inch aggregate). Compact with a plate compactor (rent for $50-75/day), adding water to help compaction. The surface should be firm enough that your foot does not leave an impression when you walk on it. Add a thin layer (1/2 inch) of sharp sand on top and level it with a screed board.
Step 3: Roll Out and Cut the Grass
Unroll the artificial grass over the prepared base and let it acclimate for 1-2 hours (this relaxes the material and makes it easier to work with). All pieces must run in the same direction — the blade lean should face the same way or the sections will look different in color. Cut the grass with a sharp utility knife from the back side, using the grid lines on the backing as guides. Cut slightly oversized and trim to exact fit after positioning. For curves and obstacles (trees, sprinklers), make relief cuts from the edge toward the obstacle and trim carefully.
Step 4: Secure and Finish
Secure the edges with 5-6 inch galvanized landscape nails every 6-8 inches around the perimeter. For seams between pieces, use seaming tape and adhesive underneath, ensuring blades from both sides mesh together naturally. Once secured, spread infill material across the surface — silica sand or a sand/rubber crumb mix, typically 1-2 pounds per square foot. Infill weighs down the grass, supports the blades to stand upright, and provides cushion. Brush the infill into the grass with a stiff push broom, working against the grain to distribute evenly and lift the blades.
Maintenance and Longevity
Artificial grass needs minimal but regular maintenance. Brush the surface monthly with a stiff broom to keep blades upright and prevent matting. Remove leaves and debris with a leaf blower or plastic rake (never metal). Rinse occasionally with a hose to remove dust and pollen. Clean pet waste promptly and rinse the area. Deodorize with a mix of water and white vinegar if needed. Avoid placing hot items (grills, fire pits) directly on or near the grass — it can melt. Quality artificial grass carries a 10-15 year warranty and typically lasts 15-20 years before replacement.
Visualize Before Installing
Artificial grass changes the look of your entire garden. Upload a photo of your current yard to an AI design tool and preview how artificial grass would look in your specific space — whether it is a full lawn replacement, a backyard section, or a rooftop terrace. See the result before committing to the investment.
Frequently Asked Questions
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