What do you put under sand in a sandbox?

What should I use for a sandbox bottom?

Landscape fabric: allows water to drain through, but may not be strong enough to move.
Regular plywood: allows movement, but may rot and does not drain.
Redwood plywood: I don’t know anything about, but I saw it at Home Depot, and it may be more resistant to rot.

How do you put together a sandbox?

DIY Sandbox in 9 Steps

Step 1: Cut the Wood.
Step 2: Lay out the sandbox perimeter.
Step 3: Dig out the center of the box.
Step 4: Lay the base course of the sandbox frame.
Step 5: Position the second course.
Step 6: Tie the courses together.
Step 7: Line the box with landscape fabric.
Step 8: Lay the third timber course.

Should you cover a sandbox?

Covering up the sandbox when it’s not in use makes it harder for animals, rocks, and other debris to infiltrate it — making sandbox care a breeze. Another reason to keep your sandbox covered is to prevent water from getting in. Excess water can actually cause mold to grow on the sand.

Do you put anything under a sandbox?

Note: You don’t actually need a bottom on your sandbox, but without it, you risk the frame warping or pulling apart over time. A floor will add more support to the frame and help keep sand clean. Be sure, however, to select a pressure-treated wood to guard against damp, warping, and rot over time.

Should you put a tarp under your sandbox?

Before you fill the space with play sand, put a tarp on the bottom. Avoid plastic tarps that will prevent drainage. A good landscaping weed mat or a shade cloth will do the trick of blocking weeds and bugs and keeping your sand where you want it.

Does a sandbox need a bottom?

Can I put a sandbox on concrete?

If you’re putting it on a concrete slab, without a bottom, the sand will likely make its way underneath the frame, eventually pushing the frame up and allowing more sand to spill out – unless, of course, you intend to fix the frame to the concrete and seal the edges.