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Can artificial grass be laid on decking?

Author

Emily Ross

Published Jan 08, 2026

Yes, you can lay artificial grass on decking. It's a popular option for families and retired couples. It also works really well for families with dogs or other pets. It does need an underlay and some preparation but it still works as an attractive and affordable landscaping option.

What do you put under artificial grass on decking?

One of the most important element of laying artificial grass on decking is installing a foam underlay. This layer will give the grass extra cushioning, offer a soft and spongy feel to the lawn, and protect against unexpected falls.

Will decking rot under artificial grass?

Will Decking Rot Under Artificial Grass? As long as your decking was correctly installed and had measures to protect against the elements applied, there is no risk of decking rotting under artificial grass.

Do you need underlay for artificial grass on decking?

Good underlay is a must to allow the grass to drain and to stop the decking showing through. If the boards of the decking have large grooves we will use an Artificial Grass Underlay. This will prevent the boards of the decking showing through the grass in the future.

How do you lay artificial grass on decking boards?

How to Lay Artificial Grass on Decking

  1. Clear the area of debris and furniture.
  2. Clean the decking with a pressurised hose or a scrubbing brush.
  3. Apply a damp-proofing treatment (optional)
  4. Allow to dry for 48 hours.
  5. Apply marine plywood or a shock pad over the decking. ...
  6. Lay the grass out for at least an hour so it can settle.
21 related questions found

How do you secure artificial grass to wood?

The best way to secure it to the ground is to drive timber stakes into the earth and then fix the edging to them with a decking screw. Timber edging provides a perfect surface to secure the perimeter, which is best done with galvanised nails spaced at around 100mm apart.

What can you cover decking with?

DeckRite is a sheet material that comes on a roll, much like sheet vinyl flooring. It basically turns your old deck into an outdoor floor with no gaps in it and creates a watertight roof for the area beneath your deck. As long as your old deck boards are at least 5/4 thick and structurally sound, you can screw 1/2-in.

How do you keep fake grass down?

Spread a thin layer of silica sand over the lawn, using a shovel to toss it. Brush the sand into the lawn using a strong-bristled push broom; the sand sinks beneath the blades onto the turf's backing. Add more sand at least once a year to help keep the turf evenly anchored.

What surface can you lay artificial grass on?

Turf, soil, concrete, tarmac, paving and decking are all areas you can lay artificial grass. If you have a balcony or roof terrace, artificial grass is also easily installed. Areas do not even have to be flat in order for artificial grass to be installed, areas with slopes are also able to have grass installed.

Why do you have to put sand on artificial grass?

The sand provides stability and protects the turf. As a result, no wrinkles or folds develop through use. The sand also surrounds the long blades of artificial grass and ensures that they remain erect.

Does artificial grass get moldy?

When properly installed, synthetic grass drainage is similar to or better than natural grass. Because of this, mold and mildew are very rarely issues with artificial grass and you are much more likely to experience mold growth in a natural grass lawn.

How do you lay artificial grass underlay?

5 steps to lay Soft Turf Artificial Grass Underlay

  1. Prepare the surface. One of the main benefits of artificial grass underlay – particularly Soft Turf – is that it reduces the amount of ground preparation required. ...
  2. Install a weed membrane. ...
  3. Lay the shockpad underlay. ...
  4. Secure into place. ...
  5. Add the final touches.

Do you need underlay for artificial grass on concrete?

We recommend that customers always install underlay when laying artificial grass on concrete. However, depending on what you want to use it for, it may be an unnecessary expense. Foam underlay will make slightly uneven surfaces level and soft to the touch.

Is artificial grass waterproof?

The materials used to manufacture artificial turf are water resistant, even when exposed to large amounts of water. Artificial turf can even withstand being submerged for long periods of time without being damaged. The nylon/polyurethane material is resistant to moisture from almost any source.

Is artificial turf waterproof?

Yes, artificial grass is waterproof. Even when exposed to huge volumes of water, the materials used to make artificial turf are water resistant. Artificial turf may even tolerate submersion for extended periods of time without sustaining damage.

Can artificial grass be laid on top of artificial grass?

Put simply, yes, you can.

Do you need drainage under artificial grass?

Is drainage important for artificial grass? Definitely! It is crucial that rainwater is syphoned away from the grass, or you're likely to end up with bothersome pools of water lying on the grass, every time it rains, or when you water your plants!

Can you lay artificial grass on uneven surface?

Does artificial grass need to be level? No, artificial grass on uneven ground is the perfect solution for a sloping garden area. A fake lawn installed correctly on a slope makes life much easier, reducing the need for maintenance.

How is artificial grass held in place?

By stretching and securing the edges of your artificial grass into place, you'll create a smart and professional finish, while ensuring it sticks firmly to the perimeter. If you are laying imitation grass onto a solid surface, use adhesive rather than U-pins to secure it.

What do you put under artificial turf before laying?

What Do You Put Under Artificial Grass? To perfectly lay your artificial grass onto an existing hard base such as concrete or tarmac, we recommend installing a layer of Lazy Foam underlay beneath the artificial grass. Before you lay the foam pad down, be sure to clean the surface beneath it.

Can you put composite decking over decking?

Laying composite decking over wood

In short, yes you can. You are more than capable of placing composite deck boards over existing wooden ones in order to save time and money from building an entirely new frame.

What is the cheapest way to cover a deck?

The least expensive way to shade a deck is with a pergola. Lattice panels installed overhead give you the amount of shade you need.

Can you put vinyl flooring on a deck?

Yes, vinyl flooring can be installed on the outdoor patio since it's moisture resistant, durable, and require little maintenance. The vinyl outdoor patio provides a comfortable and durable playing space for kids and a relaxation area.

How do you secure artificial grass on concrete?

Now that you have the necessary tools and materials, we can begin the installation.

  1. Step 1 – Clean Existing Concrete. ...
  2. Step 2 – Install Drainage Holes If Required. ...
  3. Step 3 – Install Artificial Grass Foam Underlay. ...
  4. Step 4 – Cut Grass to Size and Prepare Joints. ...
  5. Step 5 – Secure the Perimeter with Artificial Grass Glue.

Can I glue artificial grass to concrete?

For concrete, tarmac or patio surfaces, you may need to apply a self-leveling compound to remove surface imperfections. When laying artificial grass over hard surfaces, you can either glue it around the edges underneath the artificial grass.