How To Lay Fake Grass – To Transform Your Backyard Into A
Do you dream of a vibrant lawn that stays emerald green all year without the constant chore of mowing? You are certainly not alone, as many gardeners are looking for ways to reclaim their weekends while still enjoying a beautiful outdoor space.
I promise that by the end of this guide, you will have the confidence and knowledge to tackle this project yourself. We are going to dive deep into how to lay fake grass so you can achieve a professional finish that will be the envy of your neighbors.
We will walk through every essential step, from clearing the old sod to the final brush of the blades. Let’s get your garden looking spectacular and ready for relaxation!
What's On the Page
Gathering Your Tools and Materials
Before you start digging, you need to ensure you have the right gear. Think of this like preparing a recipe; having your ingredients ready makes the process much smoother and more enjoyable.
You will need a few heavy-duty tools to get the job done right. A turf cutter is a lifesaver for removing old grass, and a vibratory plate compactor (often called a whacker plate) is non-negotiable for a solid base.
For the materials, you will need the artificial turf itself, a weed membrane, and sub-base materials like MOT Type 1 and sharp sand. Don’t forget the joining tape and specialist adhesive if your lawn is wider than the roll of grass.
The Essential Toolkit
- Turf cutter or a sharp spade
- Vibratory plate compactor (available for hire)
- Utility knife with plenty of spare blades
- Heavy-duty tape measure and chalk line
- Stiff broom or a power brush
- Wheelbarrow and shovel
Material Checklist
- Artificial grass rolls (order 10% extra for trimming)
- Geotextile weed membrane
- Crushed stone or MOT Type 1 (for the base)
- Sharp sand or granite dust (for the laying course)
- U-pins or galvanised nails
- Kiln-dried sand (for the infill)
Preparing the Ground for Success
The secret to a long-lasting synthetic lawn isn’t the grass itself, but what lies beneath it. If you rush the preparation, you might end up with an uneven surface or drainage issues that are hard to fix later.
Start by removing your existing lawn to a depth of about 35mm to 50mm. You want to clear away all vegetation, large stones, and debris to create a clean slate for your new evergreen surface.
Once the area is clear, it is time to think about your edges. Installing a timber or composite edging system helps keep the sub-base contained and gives you a solid point to secure the grass later.
Excavation and Clearing
Use your turf cutter to remove the top layer of grass. It is much easier than using a spade and ensures a consistent depth across the entire area, which is vital for a level finish.
Check for any irrigation pipes or electrical cables buried shallowly. It is always better to be safe and dig carefully around the perimeter of your garden to avoid any costly accidents.
Installing the Weed Barrier
Once the ground is excavated and leveled, lay down your weed membrane. This prevents any stubborn seeds from pushing through your new lawn and ruining the aesthetic.
Overlap the edges of the membrane by at least 100mm. This ensures total coverage and prevents weeds from finding a gap to grow through over the coming years.
Building a Solid Sub-Base
Now we get to the heavy lifting. A solid sub-base provides the structural integrity your lawn needs to handle foot traffic and heavy rain without sinking or puddling.
Spread a layer of MOT Type 1 or crushed stone to a depth of about 35mm. Use your whacker plate to compact this layer until it is rock-solid and perfectly level across the site.
After the stone is compacted, add a 10mm to 15mm layer of sharp sand or granite dust. This acts as a cushioning layer that allows you to smooth out any minor imperfections before the grass goes down.
Compaction is Key
Don’t be tempted to just walk over the sand to flatten it. A plate compactor is the only way to ensure the ground won’t shift or dip once the project is finished.
Run the compactor over the area multiple times in different directions. If the sand is very dry, a light sprinkle of water can help the particles bind together more effectively during compaction.
Final Leveling Touches
Use a long straight edge or a piece of timber to screed the sand. This process is very similar to leveling concrete and ensures a perfectly flat surface for the turf to sit on.
Take your time with this step! Any lumps or bumps left in the sand will be visible once the grass is laid, so aim for a finish that is as smooth as a putting green.
how to lay fake grass
This is the most exciting part of the project where your garden finally starts to look green again. When considering how to lay fake grass, the direction of the pile is the most important factor to keep in mind.
Unroll your artificial turf and let it sit for at least two to four hours, or even overnight if possible. This allows the backing to relax and the synthetic fibers to stand up after being compressed in the roll.
Position the grass so the pile is leaning towards your house or the main viewing area. This ensures the lawn looks its most natural and lush when you are looking out from your windows.
Positioning and Stretching
Once the grass has settled, slide it into position. Ensure there are no wrinkles or folds in the carpet, and try to have a slight overhang at the edges to allow for precise trimming.
If you have a large area, you might need to join two pieces. Make sure the pile direction matches perfectly on both rolls, or the seam will be incredibly obvious to the eye.
Trimming the Edges
Using a sharp utility knife, trim the excess grass from the perimeter. I always recommend cutting from the underside of the grass to avoid slicing through the green blades themselves.
Change your blade frequently! A dull blade will pull at the backing and make it difficult to get a clean, crisp edge against your paving or garden borders.
Joining and Securing the Turf
If your garden is wider than four meters, you will likely need to create a seam. This is often the part that makes DIYers nervous, but with a bit of patience, you can make the join invisible.
Fold back the edges of the two pieces and trim off the factory “selvedge” edge. This is the plain black strip of backing that doesn’t have any grass tufts on it.
Lay down your seaming tape and apply a generous bead of specialist adhesive. Carefully fold the grass back down onto the tape, being careful not to get glue on the grass fibers.
Creating the Perfect Seam
Think of this like a zipper. You want the two edges to butt up against each other closely without overlapping or leaving a visible gap that reveals the tape below.
Once the join is made, walk along it gently to press the backing into the glue. You can also place heavy boards along the seam for a few hours to ensure a permanent bond.
Fixing the Perimeter
To keep the lawn from shifting, you need to secure the edges. If you installed a timber frame, you can use galvanised screws or staples to fix the grass to the wood.
If you don’t have a frame, use U-shaped turf pins every 15cm to 20cm along the perimeter. Hammer them in flush with the ground so they are hidden by the grass blades.
The Finishing Touches: Sand and Brushing
You are almost there! The final step is to add an infill of kiln-dried sand. This sand serves two purposes: it adds weight to hold the lawn down and it supports the blades so they stay upright.
Spread the sand evenly across the surface using a seed spreader or by hand. You typically need about 5kg to 8kg of sand per square meter, depending on the pile height of your grass.
Once the sand is down, use a stiff broom to brush against the grain of the pile. This forces the sand down to the base and encourages the grass to stand up tall and proud.
Why Kiln-Dried Sand Matters
Never use regular building sand or play sand for this step. Kiln-dried sand is extremely fine and moisture-free, which allows it to flow deep into the thatch of the grass without clumping.
This infill also helps to keep the lawn cool on hot summer days. It acts as a thermal mass that prevents the backing of the turf from getting too hot under direct sunlight.
The Final Brush-Up
Give the entire lawn one last vigorous brush. This is the moment where the transformation is complete, and the artificial turf starts to look like a real lawn.
Don’t be surprised if you need to brush it again a few days later. As the sand settles into the backing, a second brushing will help perfect the look and feel of the surface.
Maintaining Your New Synthetic Lawn
While you can say goodbye to the mower, your fake grass still needs a little tender loving care to stay looking its best over the years. Luckily, maintenance is very straightforward.
Keep the surface clear of leaves and organic debris. If left to rot, these can turn into compost and allow moss or weeds to grow on top of your artificial surface.
A quick leaf blower or a plastic rake is usually all you need. Avoid using metal rakes, as these can snag the fibers and damage the backing of your beautiful new lawn.
Dealing with Pet Mess
Artificial grass is fantastic for pet owners because it doesn’t stain or turn yellow. Simply pick up any solid waste as you normally would and rinse the area with a hose.
For a deeper clean, you can use a mixture of water and white vinegar or a specialist artificial grass cleaner. This keeps the lawn smelling fresh and hygienic for the whole family.
Refreshing the Pile
In high-traffic areas, the grass might start to look a little flat over time. This is perfectly normal and easily fixed with a quick brush-up using a stiff broom.
Brushing the fibers back up every few months will extend the life of your lawn. It keeps the aesthetic consistent and ensures the durability of the synthetic materials remains high.
Frequently Asked Questions About how to lay fake grass
Does artificial grass drain well when it rains?
Yes, most modern artificial grass is manufactured with a perforated backing that allows water to drain through into the sub-base. As long as you have prepared a porous base of crushed stone and sand, you won’t have to worry about puddles forming on your lawn.
Can I lay fake grass directly on top of soil?
It is not recommended to lay the turf directly onto soil. The ground will eventually shift, causing lumps and dips in your lawn. Additionally, without a compacted sub-base, the drainage will be poor, and weeds will likely find a way to grow through the backing.
How long does the installation process take?
For an average-sized garden (about 40-50 square meters), a DIY installation usually takes a full weekend. The most time-consuming part is the excavation and base preparation. Once the ground is ready, the actual laying of the grass happens quite quickly.
Is artificial grass safe for children and pets?
Absolutely! High-quality artificial grass is non-toxic and designed to be soft underfoot. It provides a cushioned surface for children to play on and is tough enough to withstand the antics of energetic dogs without getting torn up.
Conclusion
Learning how to lay fake grass is a rewarding project that can completely change how you use your outdoor space. No more muddy paw prints in the house and no more sweating over a lawnmower on a hot Sunday afternoon!
Remember that the key to a professional finish lies in the preparation of your sub-base and the attention you pay to the pile direction. Take your time with the trimming and joining, and don’t skip the kiln-dried sand infill.
You now have all the knowledge you need to create a stunning, low-maintenance garden. It is time to roll up your sleeves, get outside, and build the lawn of your dreams. Go forth and grow—or in this case, lay—a beautiful garden!
