How To Make Concrete Planters

How To Make Concrete Planters

Gardening enthusiasts, rejoice! In this concrete planter tutorial, I’ll guide you through the process of making your own DIY concrete planters. With just a few materials and a touch of creativity, you’ll be able to create stunning planters that will add a unique touch to your garden.

Key Takeaways:

  • Learn how to make your own DIY concrete planters
  • Create unique and stylish planters for your garden
  • Choose the right molds for your concrete planters
  • Prepare the molds and mix the concrete
  • Remove the molds and finish the planter

Choosing the Right Molds for Your Concrete Planters

When it comes to creating your own cement planters, choosing the right molds is an essential step. With the right molds, you can achieve the desired shape and size for your homemade concrete planters. Here’s what you need to know:

Materials for Molds

You can use a variety of materials to create molds for your cement planters. Cardboard, wood, and plastic containers are popular choices. These materials are easily accessible and can be easily shaped into different forms.

Size Matters

To create visually appealing planters, it’s important to use molds of different sizes. The smaller mold should be at least 2 inches smaller than the larger mold on each side. This size difference allows for a textured border and adds visual interest to your planters.

Shape and Style

If you want to get creative with your concrete planters, you can use plastic containers of any shape as your molds. This opens up a world of possibilities for unique and creative designs. Whether you prefer geometric shapes or organic forms, you can experiment with different molds to achieve the desired look.

“Choosing the right molds is a crucial step in creating your own homemade concrete planters.”

By selecting the right molds for your cement planters, you can unleash your creativity and make planters that are truly one-of-a-kind. Whether you opt for traditional shapes or push the boundaries with innovative designs, your homemade concrete planters will add a touch of uniqueness to your garden or indoor space.

Now that you know how to choose the right molds, it’s time to move on to the next step: preparing the molds for pouring the concrete.

Preparing the Molds for Concrete Pouring

Before pouring the concrete, I make sure to prepare the molds properly to ensure a smooth and successful project. Here are the steps I follow:

  1. Tape a plastic trash bag around the smaller container. This helps prevent the concrete from sticking to the mold, making it easier to remove later on.
  2. Next, I mark a line 2 inches from the bottom of the larger container. This serves as the initial pour level and ensures that the planters have enough depth for the plants to grow.
  3. To prevent the concrete from sticking to the larger mold, I coat the inside with cooking spray. This creates a barrier between the concrete and the mold, allowing for easy removal once it sets.

By taking the time to properly prepare the molds, I can ensure that the concrete pours smoothly and results in beautifully crafted planters.

Example of a concrete planter made using the step-by-step method described in this guide.

Mixing and Pouring the Concrete

Now that you have prepared the molds, it’s time to mix and pour the concrete for your DIY concrete planters. Follow this simple step-by-step guide:

  1. Mix the concrete: Start by carefully following the instructions on the package to mix the concrete with water. Use a sturdy container or a wheelbarrow and a mixing tool to ensure the concrete is thoroughly mixed. Make sure the consistency is similar to that of a thick pancake batter.
  2. Pour the concrete: Place the larger mold on a flat surface and fill it up to the marked line with the mixed concrete. Gently tap the mold to remove any air bubbles and ensure an even distribution of the mixture.
  3. Place the smaller container: Take the smaller mold, which should be wrapped in a plastic trash bag, and carefully place it inside the larger mold. Press it down slightly to embed it into the concrete and prevent it from floating during the pouring process.
  4. Pour the wet concrete: Slowly pour the wet concrete in between the two containers, filling up the space completely. Take your time and make sure every corner is filled evenly. You can use a trowel or a stick to help guide the concrete into hard-to-reach areas.
  5. Cure the mixture: Once the mold is filled, cover it with plastic wrap or a plastic bag to retain moisture. Let the concrete cure for a full day in a cool and dry place. This will ensure that it sets properly and becomes solid.

While waiting for the concrete to cure, resist the temptation to remove the mold. Patience is key to creating sturdy and durable concrete planters.

Once the curing time is complete, you can move on to the next step of the process: removing the molds and finishing the planter.

Mixing and Pouring the Concrete Advantages Disadvantages
Easy process Allows for customization Requires curing time
No special tools required Cost-effective Can be messy
Offers creative freedom Long-lasting Requires careful measurement

“Mixing and pouring the concrete is an essential step in creating your own DIY concrete planters. Take your time and ensure that the concrete is mixed to the right consistency. Patience during the curing process will reward you with sturdy and beautiful planters.”

Removing the Molds and Finishing the Planter

Once the concrete has fully cured, it’s time to remove the molds and put the finishing touches on your cement planter. Follow these steps to ensure a smooth and polished final result.

Step 1: Removing the Smaller Mold

Start by carefully pulling out the smaller mold from the concrete. Gently wiggle it from side to side to loosen it, then lift it out. The plastic trash bag you taped to the mold earlier will help prevent any sticking.

Step 2: Revealing the Concrete Planter

Flip the planter over so that the bottom is facing up. This will allow you to easily lift up the larger mold and reveal the concrete planter. Slowly lift the mold straight up, making sure not to disturb the surrounding edges.

Step 3: Smoothing Out Rough Edges

Inspect the edges of your concrete planter for any rough spots or imperfections. Use a stone or a file to gently smooth out these areas, creating a clean and finished look. Take your time and work carefully to create the desired shape and texture.

Step 4: Personalizing Your Planter

Now that your planter is complete, it’s time to add a personal touch. Get creative and decorate the outside of your planter with stones, glass pieces, or paints. This will give your planter a unique and customized look that reflects your style and taste.

Remember, the possibilities for personalization are endless. Let your imagination guide you as you transform your plain concrete planter into a stunning work of art.

With the molds removed and your planter finished, you’re ready to showcase your cement planter and proudly display your plants. Now it’s time to move on to the next step – planting in your concrete planter.

Cement Planters DIY

Benefits of Removing the Molds and Finishing the Planter
Creates a clean and polished appearance
Allows for personalized decoration
Enhances the overall aesthetic appeal

Planting in Your Concrete Planter

Now that you have successfully created your own DIY concrete planter, it’s time to bring it to life by planting your favorite flowers or houseplants. Follow these simple steps to ensure your plants thrive in their new home:

  1. Fill the planter with potting mix: Begin by filling the concrete planter with high-quality potting soil. This will provide the necessary nutrients and drainage for your plants.
  2. Add drainage holes if desired: If your concrete planter doesn’t already have drainage holes, you can create them using a drill or a nail. This will prevent water from collecting in the bottom, which can lead to root rot.
  3. Choose your plants: Select plants that are suitable for the growing conditions in your garden or indoor space. Consider factors such as sunlight, temperature, and moisture requirements.
  4. Plant your flowers or houseplants: Dig a hole in the potting mix and carefully place your plant into it. Gently pat the soil around the roots to secure it in place.
  5. Water and maintain: After planting, thoroughly water your plants to help them settle into the new soil. Regularly check the moisture levels and water accordingly, keeping in mind the specific needs of each plant.

Remember to enjoy the beauty and satisfaction of nurturing your own homemade concrete planter. The process of planting and caring for your plants will not only enhance the aesthetic appeal of your space but also provide you with a rewarding and fulfilling gardening experience.

Benefits of planting in a concrete planter:
1. Durability: Concrete planters are long-lasting and can withstand various weather conditions.
2. Insulation: Concrete helps regulate temperature and protects plant roots from extreme heat or cold.
3. Versatility: Concrete planters can be customized in different shapes, sizes, and designs to suit your style.
4. Drainage: With proper drainage holes, concrete planters allow excess water to escape, preventing root rot.
5. Stability: Concrete planters are heavy and provide stability, preventing them from tipping over in windy conditions.

Tips for Making Large Concrete Planters

If you’re planning to create large concrete planters, there are a few tips to keep in mind that will help you achieve the best results. Here are some suggestions to make your cement planters DIY project a success:

  1. Consider using plywood forms to create square shapes. While circular planters are common, square or rectangular shapes can bring a unique and modern touch to your outdoor or indoor space.
  2. Drill drainage holes into your planters after the concrete has set. Adequate drainage is essential for the health of your plants, as it prevents water from pooling and causing root rot. Ensure the holes are placed strategically to allow proper water flow.
  3. Experiment with different designs and decorative elements to create visually appealing planters. You can incorporate textures, patterns, or even embed stones or shells into the surface of the concrete. Let your creativity shine and make your planters stand out.

By following these tips, you’ll be able to create large cement planters that are not just functional but also add a touch of creativity to your garden or living space.

Cement Planters DIY

Whether you want to showcase beautiful flowers or grow your own herbs, large concrete planters are a versatile and durable choice. Plus, making them yourself allows you to customize the size, shape, and design to suit your personal style.

Colors and Pigments for Concrete Planters

When it comes to creating unique and vibrant concrete planters, adding color can make all the difference. By using pigments during the mixing process, you can infuse your cement planters with a touch of creativity and personality. Concrete pigments are available in a variety of colors, allowing you to match your planters to your garden’s aesthetic or make a bold statement.

If you’re looking to achieve a consistent color throughout your concrete planter, integral color pigments are a great option. These pigments are pre-mixed with the concrete, ensuring a uniform hue from top to bottom. Whether you prefer earthy tones or vibrant shades, integral color pigments offer endless possibilities for customizing your planters.

For a more artistic and textured look, consider using acid stain pigments. Acid stain reacts with the minerals in the concrete, creating unique and marbled effects. This technique is particularly effective when you want to achieve a weathered or aged appearance. Acid stain pigments are available in various hues, allowing you to experiment with different color combinations to achieve the desired effect.

Sealing for Enhanced Color and Protection

Once you’ve achieved your desired color, it’s important to seal your concrete planters. Sealing not only enhances the color but also provides important protection against water and weather damage. A good-quality concrete sealer will help keep your planters looking vibrant and beautiful for a long time.

Concrete Pigment Options

Pigment Type Advantages Disadvantages
Integral Color – Provides consistent color throughout the concrete
– Wide range of colors available
– Easy to use
– Colors may fade over time
– Limited control over color intensity
Acid Stain – Creates unique and variegated effects
– Adds depth and texture to the concrete
– Can achieve a weathered or aged look
– Requires more skill to apply
– Colors may vary depending on concrete composition
– Limited color options

Choose the pigments that best align with your vision for the concrete planters. Consider the style of your garden, the plants you’ll be placing in the planters, and your personal preferences. With the right colors and pigments, you can transform ordinary cement planters into stunning pieces of art that complement your outdoor or indoor space.

Safety Precautions When Making Concrete Planters

When working with concrete, safety should be your top priority. Follow these essential precautions to protect yourself and ensure a smooth and enjoyable cement planters DIY project.

  • Wear a mask: Concrete contains fine particles that can be harmful when inhaled. To safeguard your respiratory system, always wear a dust mask or respirator when mixing and handling concrete.
  • Use gloves: Concrete can be abrasive and may cause skin irritation. Shield your hands from the mix by wearing protective gloves. This will prevent direct contact with the concrete, protecting your skin from potential irritation or chemical reactions.
  • Follow instructions: Every brand of concrete has specific guidelines for usage and safety. It is crucial to read and follow the instructions provided on the packaging carefully. Abiding by these instructions will help you achieve the best results and minimize any potential risks.

Always remember, safety is key when engaging in any DIY project. Protect yourself by using the right safety equipment and following the necessary precautions to ensure a successful and risk-free experience.

Now that you’re aware of the safety measures, you can confidently proceed with your step-by-step concrete planter project.

Next, let’s focus on the process of preparing the molds for pouring the concrete.

Alternative Materials for Concrete Planters

While concrete is a popular choice for making planters, there are other materials you can explore to create unique and stylish designs. Here are a few alternative materials to consider:

  1. Hypertufa: This material is made from a mixture of cement, peat moss, and perlite or vermiculite. It creates a natural and textured look, similar to aged stone.
  2. Fiberglass: Fiberglass planters are lightweight and durable. They can be molded into various shapes and sizes, offering versatility and easy maintenance.
  3. Resin: Resin planters are made from a synthetic polymer that is lightweight and weather-resistant. They come in a wide variety of colors and designs, allowing for endless creativity.

Each of these materials offers unique characteristics and styles that can add a touch of creativity to your homemade planters. Research and experiment with different materials to find what works best for your needs and aesthetic preferences.

Comparison Table: Concrete vs. Alternative Materials

Material Characteristics Advantages Disadvantages
Concrete – Durable and long-lasting
– Can be customized
– Suitable for both indoor and outdoor use
– Provides a classic and minimalist look
– Easy to make with readily available materials
– Heavy and may require additional support
– Prone to cracking if not properly reinforced
Hypertufa – Natural and textured appearance
– Lightweight and customizable
– Resistant to cracking and weathering
– Allows for better breathability for plants
– Requires time and effort to cure properly
– Not as strong as concrete
Fiberglass – Lightweight and durable
– Versatile in shape and design
– Easy to transport and move around
– Resistant to weather and fading
– Limited DIY options
– Can be more expensive than other materials
Resin – Lightweight and weather-resistant
– Available in various colors and styles
– Low maintenance and easy to clean
– Offers unique and creative designs
– Prone to scratching and discoloration over time
– Can be more expensive than concrete

Consider the pros and cons of each material to make an informed choice for your DIY planters. Whether you prefer the classic charm of concrete or the versatility of alternative materials, there’s a perfect planter out there waiting to be created.

Concrete Planter Maintenance and Care

To ensure the longevity and beauty of your simple concrete planters and creative concrete planters, proper maintenance and care are crucial. By following a few easy steps, you can keep your planters looking their best for years to come.

Regular Cleaning

Regularly clean your concrete planters with a mild soap and water solution. This will help remove dirt, dust, and any stains that may have accumulated over time. Gently scrub the surface using a soft-bristle brush or sponge, paying extra attention to the interior and exterior walls of the planter. Rinse thoroughly with clean water and allow the planter to dry completely before adding new plants.

Avoid Harsh Chemicals

When cleaning your concrete planters, it’s important to avoid using harsh chemicals or abrasive cleaners. These can damage the surface and affect the appearance of the planter. Stick to mild soap and water for safe and effective cleaning. If you encounter stubborn stains, you can try using a vinegar and water solution or a non-abrasive cleaner specifically formulated for concrete surfaces. Always spot test the cleaner on a small, inconspicuous area of the planter before applying it to the entire surface.

Inspect for Cracks and Damage

Regularly inspect your concrete planters for any cracks, chips, or other damage. These can occur over time due to weather conditions or accidental impacts. If you notice any issues, it’s important to address them promptly to prevent further damage. Small cracks or chips can usually be repaired with a concrete patching compound. Follow the manufacturer’s instructions for the best results. For more extensive damage, such as large cracks or significant structural issues, it may be necessary to consult a professional for repairs or consider replacing the planter.

“Proper maintenance and care are key to preserving the longevity and beauty of your concrete planters.”

Protective Measures

To protect your concrete planters from excessive moisture, consider using pot feet or a layer of gravel at the bottom to promote proper drainage. This will help prevent the accumulation of stagnant water, which can be damaging to the planter over time. Additionally, you can apply a concrete sealer to provide an extra layer of protection against moisture, stains, and fading. Choose a sealer specifically designed for outdoor use and follow the manufacturer’s instructions for application.

Seasonal Considerations

During colder months or periods of freezing temperatures, it’s important to take precautions to protect your concrete planters. Freezing and thawing cycles can cause the expansion of water within the concrete, leading to cracks and damage. To prevent this, make sure to empty and store your planters in a sheltered location to avoid exposure to freezing temperatures.

By following these simple maintenance and care tips, you can ensure the longevity and aesthetic appeal of your simple concrete planters and creative concrete planters. With proper attention, your planters can continue to enhance your garden or indoor space for years to come.

Creative Concrete Planters

Concrete Planter Maintenance and Care Recommended Frequency
Cleaning with mild soap and water solution Once every 2-3 months
Avoiding harsh chemicals and abrasive cleaners Always
Inspecting for cracks and damage Every 6 months
Applying concrete sealer Once per year
Protecting from freezing temperatures During winter months


Creating your own concrete planters can be a fun and rewarding DIY project. With the right materials and techniques, you can make unique and stylish planters to enhance your garden or indoor space. By following the step-by-step guide outlined in this article, you’ll have the knowledge and confidence to create beautiful homemade concrete planters.

Experiment with different shapes, sizes, and decorative elements to personalize your planters and make them truly one-of-a-kind. Whether you choose to paint them, add stones or glass, or leave them in their natural concrete state, the options for creativity are endless.

Once you’ve completed your concrete planters, be sure to care for them properly. Regular cleaning with a mild soap and water solution will keep them looking their best. Check for any cracks or damage, and make any necessary repairs promptly to prolong the lifespan of your planters.

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