Dirt. Free, easy to use, and heat resistant, dirt is an excellent option for use in the bottom of fire pits. The only real downside to soil is that ash can mix with it to create a terrible muck that, if it gets wet, can leave you with a real mess.
Can I use dirt in a fire pit?
You’ll want to start with a layer of sand at the bottom of the pit, and then top the sand with gravel, lava rocks, fire pit glass, paving stones or even bricks for your fire pit. Alternatively, you can simply use dirt.
What do you fill a fire pit with?
Some materials like hard rock, gravel, or sand weren’t meant to reach high temperatures and can spark and explode if your fire gets too hot. Instead, use lava rocks for your fire pit or lava glass beads as a filler for your fire pit. They are a safe way to create drainage and make your fire pit look nice.
What should you not put in a fire pit?
Avoid burning these dangerous items in your fire pit:
- Treated wood. Lumber that’s designed for outdoor construction is often pressure treated or chemically preserved to prevent rotting in wet conditions. …
- Trash. …
- Paper and cardboard. …
- Poison ivy, poison oak, and/or poison sumac. …
- Lighter fluid or gasoline. …
- Other items to avoid.
What is the best ground cover for a fire pit?
Some great options to use for ground covering are small rocks or pea gravel. Not only will this set that section of your yard apart, especially for summer time fires, but it will also help reduce the risk of fire outside of the area from loose embers.
Do you have to dig a hole for a fire pit?
Fire-pit depth really depends on what you want and how into your project you’re going to get. For instance, if you just want a basic fire pit, dig about 6 to 8 inches down and call it good. You can go deeper if you want, but keep in mind that you don’t want the hole so deep you can’t enjoy watching the fire.
Can I use paver sand for fire pit?
You don’t have to just use sand either- Gravel works just as well. Cover the center of the pit with a thick layer of sand/gravel. Once the sand is down pat, continue on your layering quest. Stack as many pavers around the circle to your liking, at least 12 inches above the ground.
Is it OK to burn cardboard in a fire pit?
Cardboard. … Cardboard can cause a surge of fire that could injure anyone sitting or standing too close. According to the USDA Forest Service, cardboard also releases chemicals into the air from the ink printed on the boxes.
Can I burn 2×4 in fire pit?
From a practical perspective, commercially kiln dried clean scraps of lumber (also called dimensional lumber) are a pretty safe alternative to traditional cut firewood. Because they are bark-free, and are usually stored indoors, this is a very low risk wood choice. … Treated wood is highly toxic when burned.