
Should I put gravel or sand in my pond?
If you want to give the pond a clean and a stylish appearance, you should definitely consider opting for gravel or sand. However, it’s imperative that you first lay down the liner before adding the sand or gravel. The pond liner is an impermeable membrane that is installed at the bottom of the surface.
What is the purpose of gravel in a pond liner?
Gravel protects plants from curious koi. Gravel protects the pond liner from sunlight. Gravel looks more natural than a bare liner. Gravel makes it easier to work and play in your pond.
What can you plant in a gravel bottom pond?
Gravel protects the pond’s plants from curious koi. Fish love to play football with potted plants, uprooting the plants and pushing the pots around the pond. In a gravel-bottom pond, you can plant waterlilies and marginals directly on the liner.
What do you put on the bottom of a pond?
If you’re looking for something more to put on the bottom of your pond than a liner, some smooth rocks or pebbles might do the trick. Oftentimes, these are large enough that you can use a pond vacuum around them and sucking them up won’t be a risk!

What should I put at the bottom of my pond?
At Splash, we recommend adding a thin layer of gravel to the pond bottom if you have a skimmer. The gravel helps the pond ecosystem break down organic debris that doesn't make it into the skimmer basket, creating a cleaner pond and keeping your fish happy.
Can you put pebbles in the bottom of a pond?
' and the answer is yes! There are lots of benefits of using pebbles in your pond, and this handy little blog will help to explain these advantages… Not only do pond pebbles keep your water clean, they create a natural looking bottom layer and help to provide a safe habitat for your fish.
Can you fill a pond with gravel?
You can fill your pond with dirt in most areas without running into issues with local ordinances. Installing a pond can be costly and full of red tape, but filling one in to match the surrounding landscape is as simple as removing the water and liner and filling with dirt or gravel.
What is the best gravel for a pond?
pea gravelIt is probably important to distinguish what is meant by “gravel.” There are numerous types of rock available for use in koi ponds, but pea gravel is ordinarily the most used and recommended. Limestone gravel is another common choice, as the basic properties in the Calcium Carbonate can help to regulate the pond's pH.
How do you keep the bottom of a pond clean?
How to Clean a Pond Without Draining it of Water (Best Methods)Step 1) Skim the Surface for Floating Debris. ... Step 2) Clean the Pond Floor with a Vacuum. ... Step 3) Supplement with Beneficial Bacteria. ... Step 4) Control & Remove Growing Algae. ... Step 5) Clean & Optimize Water Filtration.
Should I put rocks in my small pond?
Rocks used in ponds provide the following benefits: Adding rocks allows the aerobic bacteria (beneficial bacteria) in your pond a place to colonize and start filtering out debris like fish waste and plant debris. Aerobic bacteria need the presence of ammonia and oxygen in your pond.
Should I put sand at the bottom of my pond?
No- because it is a trap for festering rotting stuff, and makes the pond floor impossible to clean if you wanted to.
How much gravel do I need for a pond?
Here's the rule of thumb for measurement of your pond. SQUARE FEET on the surface area. FORMULAS TO DETERMINE APPROXIMATE AMOUNT OF ROCK NEEDED: Quantity of BOULDERS in a pond (tons) = length (ft) x width (ft) divided by 65.
How do you rock a pond?
1:288:41DIY Backyard Pond Build Part 3 of 4 | Rocking The Pond - YouTubeYouTubeStart of suggested clipEnd of suggested clipNow the river pebbles are mostly going to be used on the shelving of the pond. The pond pebbles areMoreNow the river pebbles are mostly going to be used on the shelving of the pond. The pond pebbles are gonna mainly go on the bottom. And then around the edging of the pond.
Can you put pea gravel in a pond?
Just a single layer of pea gravel across the bottom of your pond will not create a septic mess assuming that your pond is set up correctly otherwise. You will need plenty of flow to keep the debris churning and moving through whatever filter device you have set up.
Can I put pea gravel in my pond?
Just a single layer of pea gravel across the bottom of your pond will not create a septic mess assuming that your pond is set up correctly otherwise.
Can you put stones on pond liner?
Use large, smooth rocks placed just one layer deep and if you have included a bottom drain, keep a wide area around it free of rocks. Debris won't get trapped as easily between smooth surfaces plus there is less risk of damage to the pond liner. Invest in a pond vacuum cleaner to clean the rock surfaces of debris.
Should koi ponds have rocks?
Rocks prevent fish waste from getting to the bottom drain because any fish waste that falls to the pond's bottom is trapped in the rocks. Now, instead of being swept away into your pond's filter where it can easily be removed, this waste sits there, creating a sludge on the bottom of your pond.
How do you line a pond with stones?
0:224:56How to Install a Water Garden or Pond Edging | The Home Depot - YouTubeYouTubeStart of suggested clipEnd of suggested clipYou may need to lay a few stones on top of the liner as you work to hold it in place lay the secondMoreYou may need to lay a few stones on top of the liner as you work to hold it in place lay the second course on top of the first pack the stones in tightly.
Why put gravel in a pond?
If you want to include gravel, you will want to strategically place it in the pond to ensure that it is not preventing the water from draining or cycling correctly.
What are the best things to put in a pond?
On the whole, some of the best additions to ponds are pebbles, they are fairly easy to clean and maintain, and they provide a good environment for your fish. While they will help to anchor plants and allow your fish to feel safer overall, they are more manageable in comparison to gravel.
What happens if your pond is not cycling?
Over time, if the water in your pond is not cycling correctly, this can cause a spike in things such as ammonia, tannin acid and nitrate, which affects water quality and can impact the fish in the pond too.
Why are rocks important for pond plants?
Rocks are useful if you are planning on adding pond plants. Rocks give the plants an anchor for their roots and allow them to grow correctly. Pond plants are great for helping the post water to remain oxygenated.
What is the best material to use for a pond liner?
Many people assume that sand is a great option as it will help to conceal the pond liner. However, if you are choosing between gravel and sand , gravel is by far the better option.
Why do you need a filter in a fish pond?
Fish pond filters are pivotal in keeping the pond water levels correct. Given this, you will want to avoid them becoming damaged from using sand in your pond.
Why do ponds have rocks?
Rocks in a pond certainly do add to its overall aesthetics. They allow the pond to look far more appealing. They can also provide potential hiding spaces for fish too from things such as the sun and potential predators.
What do you need to grow in a pond?
Within the pond you need a mixture of plants at different levels. Oxygenators such as Myriophyllum spicatum are mostly submerged; floaters like water lilies are generally anchored on the bottom, but carry their leaves and flowers on or just above the surface.
Can you put gravel on the bottom of a pond?
We recommend that you do not put rocks and gravel on the bottom of the pond, but since there are many people who recommend it, we would like to present the pros and cons so you can make an informed decision. Makes the bottom of the pond look natural and hides the liner material.
Should a pond pump be on the bottom?
Subsequently, question is, should my pond pump be on the bottom? The pump should be positioned at the bottom of the pond yet within easy reach for maintenance. Modern pumps are extremely low maintenance though periodic cleaning of the strainer cage and impellor are recommended for optimal smooth running. Ensure pump is full of water before it is turned on.
How to protect a pond liner?
To protect the lining underneath, you will have to add sand or another material. This will also ensure that the pond liner remains trapped in the bottom.
What is the best material for a pond bottom?
Many people often argue that sand and gravel are a better choice for the bottom of the pond because it is natural-looking. After all, if you see natural ponds out in the wild, you know that there isn’t a liner at the bottom.
Why do people build ponds on their property?
The reason why so many people build a pond on their property is because they want the pond to look and feel natural.
Why do pond liner tears?
This is going to ensure that the surface remains smooth at the bottom and limit the chances of a tear. Small, sharp rocks are often the cause of tears in the pond liner, and this can cause a lot of trouble when it comes to repairs.
Why do you need a liner for a pond?
Once you have dug the hole, you will have to smooth it out and then lay pond liner on it. The liner is important because it prevents the water from escaping through. Once you are done, you also need to think about putting something at the bottom of the pond.
What is the best way to improve the exterior of a property?
Building a pond on your property is one of the best things that you can do to improve the exterior aesthetic appeal of your property. A pond is a fantastic idea that will significantly improve the way your place looks. If you have a spacious garden or a backyard, adding a pond is a fun DIY project that will not only improve the value ...
Why does my pond have water leaking from the bottom?
If the lining gets punctured due to any sharp object in the water, it could cause water to leak out from underneath into the soil. If you have built a garden around the pond, it won’t take long before the soil becomes waterlogged due to water leaking from the pond, and many of your plants will die.
What is the purpose of gravel in a pond?
Gravel allows the aerobic bacteria in your pond a place to settle and start filtering out debris like fish waste and plant debris.
Why put gravel in a koi pond?
A short answer: It helps filter out fish waste by giving beneficial bacteria a home among the rocks.
Why do ponds need oxygen?
The oxygen needs to be continuously supplied to your pond constantly in order to keep the bacteria beneficial and not harmful. All ponds should run 24/7.
Why do you leave black liner on a pond?
Some contractors insist on leaving the black liner exposed at your bottom of the pond because gravel is hard to clean. They also insist gravel is harmful to the fish because the gravel apparently harbors anaerobic bacteria, and that it’ll interfere with the bottom drain. Our ponds do not have these issues because we build properly constructed eco-systems.
Why do you need shelves in a pond?
Shelves provide places in the pond to add ‘Fish Caves’ to help protect your fish from predators.
What happens when a pond has shelves?
By having shelves, when the ground swells it swells against the rocks which push back retaining the shape of your pond.
Why is gravel important?
Gravel for us is a must because it allows us to create a beautiful sustaining eco-system. Gravel allows our water features to be works of art your neighbors will be jealous of!
Just a Pond Liner
There are many who choose to use just a liner in their pond, forgoing any sand or gravel.
Gravel
Like sand, compared to a plain liner, gravel will give you a much more natural look.
Clean Your Pond Regularly or Put the Health of Your Wildlife at Risk
A common problem among wildlife ponds is that they don’t get cleaned often enough.
Are Rocks or Pebbles Good for a Wildlife Pond?
If you’re looking for something more to put on the bottom of your pond than a liner, some smooth rocks or pebbles might do the trick.
Pond Plants for Oxygen and Decor
Plants can be the ideal decor item for a pond, as, more than anything else, they’ll give it that sought-after, natural look!
Final Words
So, if you’ve been wondering, ‘what should I put in the bottom of my wildlife pond,’ there’s your answer: nothing but a liner, or sand, rocks, or gravel.
