
Painting terracotta pots is a fun and easy DIY project that can be completed in an afternoon. It is a great way to add a personal touch to your garden or brighten up your porch. Before painting, it is important to seal the pots to prevent moisture from seeping through and causing the paint to bubble or peel. This can be done using a variety of products such as water seal, shellac, or natural oil-based sealants. Once sealed, the pots can be painted with acrylic or latex paint to achieve the desired colour and design. While painting terracotta pots can add a decorative touch, it is important to note that it may slow down moisture release, which could be an issue for certain plants.
Characteristics and Values Table
| Characteristics | Values |
|---|---|
| Painting terracotta pots | Can be done quickly and easily |
| Can be done with a variety of paints and sealants | |
| Can be used to create colourful accents for the home or garden | |
| Can be used to personalise gifts | |
| Can be done inexpensively | |
| Preparing the pot | Should be primed with a spray primer |
| Should be sealed with a sealant or spray | |
| Should be painted with multiple coats | |
| Should be sealed with shellac or another sealant | |
| Should be brought inside when the weather gets cold | |
| Should be cleaned gently with a damp cloth | |
| Benefits of painting | Can slow down moisture release |
| Drawbacks of painting | Can damage the artistic design |
| Can cause bubbling or peeling of paint if not sealed properly | |
| Can cause paint to leach into the soil |
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What You'll Learn

Use a primer and multiple coats of paint
Painting terracotta pots is a great way to add a personal touch to your garden or indoor space. You can use any colour of paint, from spray paint to acrylics, to transform the look of your pots. However, it's important to remember that painting terracotta pots will change their breathability and moisture-wicking properties. If you want to retain the natural benefits of terracotta, consider painting only the outside of the pot or choosing a different planter for your moisture-loving plants.
If you're happy to proceed with painting your terracotta pots, the key to success is proper preparation and sealing. Terracotta is a porous material, so it's crucial to seal the pots before painting to prevent moisture from seeping through and causing paint bubbling or peeling. Start by cleaning the pots with a damp cloth to remove any dust or debris. If the pots are older and have built-up moss, soil, or paint, you may need to use a mixture of sugar soap and warm water for a deeper clean.
Once your pots are clean and dry, it's time to apply a primer or sealant. A dedicated terracotta sealer, such as Thompson's Water Seal, can be sprayed or brushed onto the inside and outside of the pot, including the base. This step will ensure that the moisture is locked in and won't interfere with your paint job. Allow the sealant to dry thoroughly before moving on to the next step.
Now it's time to paint! Use a high-quality paint, such as exterior latex paint, and apply thin coats to the exterior of the pot. You may need to apply multiple coats, allowing each layer to dry completely before adding the next. The number of coats will depend on the paint you choose and the desired opacity.
After your final coat of paint has dried, you may want to consider sealing the painted surface for added protection. This step will ensure that your paint job lasts longer and is protected from the elements. Again, allow the sealant to dry completely before touching or planting in your pots.
With these steps, you can transform your terracotta pots while also ensuring that they retain moisture effectively. Enjoy the creative process and the unique touch your painted pots will bring to your space!
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Seal the inside of the pot
Sealing the inside of a terracotta pot can help to lock in moisture and prevent water seepage, which can cause paint to bubble or peel. It is important to properly prepare terracotta pots before painting to prevent moisture from being absorbed and paint from leaching into the soil.
There are several methods and products available to seal the inside of terracotta pots:
Water Seal
Thompson's Water Seal is a product specifically formulated for sealing terracotta pots before painting. It can be sprayed onto the inside of the pot (sides and base) and will not change the appearance of the pot once dry. A few thin coats are usually sufficient.
Tung Oil
Tung Oil is a natural oil-based sealant that can be used on the inside of terracotta pots. It is effective at waterproofing and does not seep through to the other side. It is safe for use with edible plants.
AFM DynoSeal
AFM DynoSeal is a non-toxic waterproof sealant that can be used on the inside of terracotta pots. It provides a tough, thick coating that prevents water and moisture from seeping through. It is also safe for use with edible plants.
Clay Pot Sealer
A clay pot sealer can be sprayed onto the inside of the pot and left to dry before painting. This helps to create a barrier that prevents moisture from escaping.
Shellac Spray
Shellac Spray can be used to seal the inside of terracotta pots, but it may not be suitable for prolonged exposure to water or soil. It is important to allow sufficient time between coats and for the sealant to thoroughly harden.
Polycrylic Spray
Polycrylic Spray is another clear sealer option that can be used on the inside of terracotta pots.
Acrylic Sealant
Acrylic sealants are not typically recommended for use on the inside of terracotta pots due to their inability to withstand high moisture content. However, they can be effective for sealing the inner surfaces of terracotta saucers to prevent water stains while maintaining the function and look of terracotta.
When sealing the inside of a terracotta pot, it is important to follow the specific instructions for the product being used, including the number of coats required and the drying time between coats.
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Use a non-toxic sealant
Painting terracotta pots can affect the moisture wicking of the pots. If the pot is not properly prepared before painting, it will be quite porous, and the moisture being absorbed could cause the paint to bubble, peel, or leach into the soil. To prevent this, you can use a non-toxic sealant before painting.
One option for a non-toxic sealant is Thompson's Water Seal, which is specifically formulated for sealing terracotta pots before painting. A few thin coats sprayed all along the inside of the pot (the sides and the base) should be enough to lock in moisture and prevent it from seeping through and damaging your paint.
Another option is to use natural oil-based sealants. Tung oil, for example, has been used successfully to seal the inside of small terracotta pots without seeping through to the other side. It is also possible to use natural, non-toxic penetrating sealers, which will give the pot an invisible finish. AFM Penetrating Waterstop is an example of a zero-VOC, close-to-odorless, water-based sealant.
If you are using acrylic paint, it is recommended to seal the inside of the pot before painting the outside to prevent water from migrating through and damaging the paint over time.
Garden-Seal is another non-toxic option that can be used to seal terracotta pots. It is easy to apply, dries quickly, and creates a lasting seal against moisture.
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Paint the entire surface
Painting terra cotta pots can be a fun and easy DIY project to add a personal touch to your garden or indoor plants. If you plan to use painted pots for real plants, it is important to seal and prime the entire surface to prevent water seepage and paint bubbling.
To start, you will need to gather your materials. For sealing, you can use products such as Thompson's Water Seal, Mod Podge, Tung Oil, or a clay pot sealer. For priming, spray primer or primer spray paint is commonly used. Acrylic or latex paint is a popular choice for painting, and you can finish with a coat of shellac for added protection and a smooth finish.
Before you begin painting, it is essential to prepare your workspace and ensure proper ventilation. Place the pots upside down on a covered table and, if needed, cover the bottom of the pot with cardboard to prevent sticking. If you do not need the bottom painted, you can place the pots right side up and prime the inner rim. Apply a layer of sealer to the inside of the pot, and if desired, the outside as well. Let the sealer dry completely.
Once the sealer is dry, it's time to prime. Spray primer or primer spray paint will help the paint adhere better and create a smoother finish. Be sure to prime the entire surface of the pot, including the inner rim if you plan to paint that area. Allow the primer to dry before moving on to the next step.
Now, you are ready to paint! Using a paintbrush or spray paint, apply your chosen colour to the entire primed surface of the pot. Acrylic craft paint is a popular choice due to its highly pigmented formula, but any paint suitable for outdoor use and moisture exposure can be considered. Allow each layer of paint to dry completely before applying the next coat to ensure a smooth finish and prevent flaking.
Finally, you can add an optional coat of shellac to seal and protect your painted pot. Spray or brush on two to three coats of shellac, allowing each coat to dry completely. This will create a smooth finish and add a protective layer to your artwork.
By sealing, priming, and painting the entire surface of your terra cotta pot, you can help prevent water seepage and paint bubbling while still enjoying the creative process of designing and colouring your plant pots.
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Use oil-based sealants
Painting terracotta pots can affect the moisture-wicking properties of the planter. If the pot is not properly prepared before painting, it will be quite porous, and the moisture being absorbed could cause the paint to leach into the soil. This can be prevented by sealing the pot before painting.
To seal a terracotta pot, you can use oil-based sealants, such as tung oil, walnut oil, or hemp oil. These natural sealants are non-toxic and can be used on the inside and outside of the pot. They are durable and breathable, providing a tough natural coating without compromising on protection.
Before applying the sealant, ensure that the terracotta pot is unglazed and not already sealed. Tape off the top edge of the inside of the pot to avoid getting sealant on the outer rim. Then, apply 2-3 coats of oil-based sealant to the inside and outside of the pot, including the bottom. Allow each coat to dry completely before applying the next.
Once the final coat of sealant is dry, you can proceed with painting the pot. It is recommended to paint only the outside and partially paint the inside of the pot. Apply thin coats of paint and let them dry completely between coats. After the paint has dried, you can choose to seal the painted pots as well for added protection.
Using oil-based sealants on terracotta pots can help retain moisture by preventing water seepage. This method can also protect the paint finish and extend the life of the plants by regulating the moisture available to them.
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Frequently asked questions
Yes, you can paint terra cotta pots.
Acrylic craft paint is the best choice for painting clay pots because of its highly pigmented formula. You can also use latex paint.
Using a primer will help your paint job hold up better and prevent bubbling and blistering.
You can seal painted terra cotta pots with spray shellac to make them water-resistant. You can also use natural oil-based sealants, non-toxic penetrating sealers, or acrylic sealants and paints.











































