A Beginner’s Guide to Building a Backyard Koi Pond

The sound of moving water, colorful fish gliding beneath the surface, and a quiet spot to unwind after a long Midwest summer day can completely transform an outdoor space. Whether you’re creating a cozy water garden beside the patio or adding a centerpiece to your landscaping, building a backyard koi pond is a project many homeowners can tackle with the right planning and materials.

A successful pond starts with quality equipment and a thoughtful design. Choosing the right pond liner and pump will help keep your water clean, your fish healthy, and your maintenance manageable throughout the seasons. And if you’re planning a pond project this summer, now’s a great time to get started. Throughout June, Bushelman Supply is offering 10% off all pond liners and pumps.

Choose the Right Spot in Your Yard

Location matters more than many homeowners realize. A good pond location should receive a balance of sunlight and shade throughout the day. Too much direct sunlight can lead to algae growth during those hot Midwest afternoons, while too much shade may limit plant growth and make the pond feel dull.

You’ll also want to avoid placing your pond directly under large trees. Falling leaves can create extra cleanup in the fall, and tree roots may eventually damage the liner over time.

Plan for Proper Size and Depth

When it comes to koi ponds, bigger and deeper is usually better. Koi need enough space to swim comfortably and stay healthy year-round. In colder Midwest climates, deeper ponds can also help fish survive winter by maintaining more stable water temperatures.

For most residential koi ponds, a depth of at least three feet is recommended. As you plan the size and shape, think about how the pond will flow naturally with your landscaping. Curved edges, decorative stone, and surrounding plants can help create a more natural look.

Invest in a Quality Pond Liner

Your pond liner is one of the most important parts of the entire project. A durable liner creates the waterproof barrier that keeps water where it belongs and helps protect your investment long-term.

Before installing the liner, make sure the area is cleared of sharp rocks, roots, and debris. Many homeowners also install an underlayment beneath the liner for extra protection and durability.

Choosing a high-quality liner from the start can help you avoid frustrating leaks and repairs down the road.

Keep Water Moving With the Right Pump

A pond pump does much more than create a nice-looking waterfall. Proper water circulation helps oxygenate the pond, support filtration, and maintain healthier water conditions for your fish and plants.

The right pump size depends on the amount of water your pond holds. A properly matched pump and filtration system can help reduce algae growth, improve water clarity, and keep maintenance more manageable throughout the season.

Add Fish, Plants, and Personal Touches

Once the pond is up and running, it’s time for the fun part. Aquatic plants, decorative rocks, waterfalls, and lighting can help bring the entire space together. Water lilies and floating plants can also provide shade and improve the pond’s ecosystem.

When adding koi fish, start slowly and give the pond time to balance naturally. With routine maintenance and seasonal care, your pond can become a relaxing backyard retreat you’ll enjoy for years to come.

Your Pond Project Starts at Bushelman Supply

Whether you’re building your very first koi pond or upgrading an existing water feature, having the right materials makes all the difference. From durable pond liners to reliable pumps, Bushelman Supply has the products you need to create a backyard pond that gives you a waterfront view, wherever you are. And throughout June, customers can save 10% on all pond liners and pumps, making it a great time to dive into your next outdoor project.