How To Store Gouache Paint?

If you’re a fan of gouache paint, you know how important it is to properly store it to ensure its longevity and quality.

One key element in storing gouache paint is keeping it in airtight containers or tubes to prevent drying or contamination.

Another tip is to store your gouache paints in a cool, dry place away from direct sunlight, as exposure to heat and light can affect the paint’s consistency and color.

It’s also recommended to label your paint containers with the color name and date of purchase to easily identify and keep track of your collection.

By following these simple steps, you can extend the lifespan of your gouache paint and continue creating vibrant and beautiful artworks.

how to store gouache paint

Ideal Temperature and Humidity for Gouache Paint Storage

Gouache paint, known for its vibrant colors and opaque finish, is a popular choice among artists. To ensure the longevity and quality of your gouache paint, it’s important to store it in optimal environmental conditions. Temperature and humidity play a crucial role in preserving the integrity of the paint, preventing it from drying out or becoming too thick.

Here are some tips for storing gouache in the ideal temperature and humidity:


The temperature at which you store your gouache paint can greatly affect its consistency and performance. Extreme temperatures, whether too hot or too cold, can cause the paint to become unusable or deteriorate over time. The ideal temperature range for storing gouache is between 65°F (18°C) and 75°F (24°C).

Exposing gouache to temperatures above 75°F (24°C) can cause the paint to become runny and lose its vibrant color. On the other hand, storing gouache in temperatures below 65°F (18°C) can cause the paint to thicken and become difficult to work with.

To maintain a consistent temperature for your gouache paint, store it in a cool, dry place away from direct sunlight and sources of heat. Avoid storing it in areas such as attics or basements, as these spaces are prone to temperature fluctuations.


Humidity is another important factor to consider when storing gouache paint. Extreme levels of humidity can cause the paint to absorb moisture, resulting in mold growth or a change in consistency. The ideal humidity range for gouache storage is between 40% and 60%.

Excessive humidity can lead to the paint becoming watery and losing its opacity. High humidity levels also increase the risk of mold growth, which can ruin the paint and render it unusable. On the other hand, low humidity levels can cause the paint to dry out and crack.

To control the humidity levels in your storage area, consider using a dehumidifier or a humidity monitor. These tools can help you maintain a stable environment and protect your gouache paint from the negative effects of humidity fluctuations.

Tips for Gouache Paint Storage

In addition to maintaining the ideal temperature and humidity, here are some additional tips for storing gouache paint:

  1. Ensure that the paint tubes or jars are tightly sealed to prevent air exposure and drying out.
  2. Label your paint containers with the date of purchase or opening to keep track of their shelf life.
  3. Store your gouache paint in an upright position to prevent any leakage or accidental mixing of colors.
  4. Avoid storing gouache paint near solvents or other chemicals that may react with the paint.
  5. Consider using airtight containers or storage boxes to provide an extra layer of protection against external elements.

In summary, storing gouache paint in the ideal temperature and humidity conditions is crucial for its longevity and performance. Maintaining a stable environment within the recommended ranges of temperature and humidity can ensure that your gouache paint remains vibrant and easy to work with. Follow the tips mentioned above to store your gouache paint properly and enjoy its vibrant colors for years to come.

Preparing Gouache Paint for Storage

Gouache is a versatile and popular medium used by artists for its vibrant colors and opaque finish. Whether you are an amateur artist or a professional, it is important to know how to properly prepare and store your gouache paint to ensure its longevity. Proper techniques for preparing gouache paint for storage involve cleaning your palette, sealing the tubes, and organizing your paint effectively.

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Cleaning Your Palette

Before storing your gouache paint, it is essential to clean your palette thoroughly. Start by scraping off any excess paint from the surface of your palette using a palette knife or a damp cloth. Then, wash the palette with warm water and a mild soap to remove any remaining paint. Make sure to rinse off all the soap residue and dry the palette completely before proceeding.

Additionally, if you mix colors directly on your palette, it is recommended to transfer the mixed colors to a separate container for storage. This prevents the mixed colors from drying out and becoming unusable.

Sealing the Tubes

Gouache paint typically comes in tubes, and it is important to seal them properly to prevent the paint from drying out. Here are some steps to follow:

  1. Wipe off any excess paint from the threads of the tube using a clean cloth.
  2. Use a toothpick or a small brush to clean out any dried paint from the opening of the tube.
  3. Remove the cap and squeeze out a small amount of paint to create a seal on the threads.
  4. Replace the cap tightly to ensure an airtight seal.
  5. Store the tubes in an upright position to prevent any paint from leaking.

Organizing Your Paint

Proper organization of your gouache paint makes it easier to find the colors you need and prevents them from getting damaged. Here are some tips for organizing your paint:

  1. Sort your paint by color groups such as warm colors, cool colors, or by similar tones.
  2. Store the tubes or containers in a cool and dry place to avoid extreme temperature changes.
  3. Consider using a palette box or an organizer specifically designed for gouache paint tubes.
  4. Label the tubes or containers with the color name or code for quick identification.
  5. Regularly check your paint for any signs of deterioration, such as mold or unusual odor.

By following these proper techniques for preparing gouache paint for storage, you can ensure that your paint remains in good condition and ready for use whenever inspiration strikes. Taking the time to clean your palette, seal the tubes, and organize your paint will save you both time and money in the long run, as you can avoid wasting paint and extend the lifespan of your art supplies.

Long-Term Gouache Paint Storage: How to Protect Your Paint from Drying Out or Deteriorating Over Time

Gouache paint is a unique medium that offers vibrant colors and a beautiful matte finish. Whether you’re a professional artist or a hobbyist, you want to ensure that your gouache paints remain in good condition for a long time. Proper storage is crucial in preventing your paint from drying out or deteriorating over time. In this section, we will explore some essential tips and techniques to protect your gouache paint and extend its lifespan.

1. Choose the Right Containers

The first step in preserving your gouache paints is to select suitable containers. It’s recommended to use airtight containers with lids that seal tightly. This prevents air from entering the containers and drying out the paint. Glass or plastic jars with screw-on lids are commonly used for gouache paint storage. Make sure the containers are clean and free from any residue before transferring your paint.

2. Label Your Paint Tubes or Pans

Proper labeling is essential when storing gouache paint. Label each tube or pan with the color name and date of purchase. This helps you keep track of the paint’s age and prevents confusion when selecting colors for your artwork. Use a permanent marker or label stickers to mark the containers clearly.

3. Keep Your Gouache Paint in a Cool and Dry Place

Gouache paint is sensitive to temperature and humidity. To prevent the paint from drying out or becoming moldy, store it in a cool and dry place. Avoid exposing your paint to direct sunlight or extreme heat, as this can cause the paint to deteriorate. A temperature-controlled room or a cupboard away from moisture sources, such as the kitchen or bathroom, is ideal for long-term gouache paint storage.

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4. Store Paint Tubes Upside Down

If you’re using gouache paint tubes, storing them upside down can help prevent drying. The paint tends to settle near the cap, and by storing the tubes in this position, you ensure that the paint is always in contact with the cap, preventing air from entering. This technique can extend the shelf life of your gouache paints.

5. Use Moisture Control Products

To further protect your gouache paint from humidity, consider using moisture control products. Silica gel packets or moisture-absorbing packets can be placed in the storage containers to absorb any excess moisture and keep the paint in optimal condition. These packets are readily available and can be purchased online or at art supply stores.

6. Avoid Contamination

Contamination can affect the quality of your gouache paint. Avoid mixing different brands or colors in the same container, as this can lead to color contamination or unwanted chemical reactions. Use separate jars or containers for each color, and clean your brushes thoroughly between different paint applications to prevent color mixing.

7. Regularly Inspect and Refresh

It’s important to regularly inspect your stored gouache paints for any signs of mold, drying, or deterioration. If you notice any issues, such as hardened paint or a strange odor, it may be time to refresh your paint. Add a few drops of distilled water to the pans or squeeze a small amount of water into the tubes to revive the paint’s consistency and color.

8. Keep an Inventory

Maintaining an inventory of your gouache paints can help you keep track of your supplies and ensure you have all the necessary colors for your artwork. Note down the colors you own, their expiration dates, and any additional information. This can be done through a simple spreadsheet or a dedicated art supply inventory app.

9. Don’t Forget About Proper Brush Storage

While this section focuses on gouache paint storage, it’s essential to mention the proper storage of your brushes as well. After using your brushes, clean them thoroughly with water and mild soap, then reshape the bristles and let them air dry. Store your brushes in a dry place with the bristles facing up or horizontally to maintain their shape and prevent damage.

By following these tips and techniques, you can ensure that your gouache paint remains fresh, vibrant, and usable for a long time. Proper storage is key to preserving the quality of your paints and allows you to create beautiful artwork with consistency.

Organizing Your Gouache Paint Collection

One of the joys of being an artist is building a collection of art supplies. If you work with gouache paint, you know how important it is to have a well-organized paint collection. A well-organized collection not only makes it easier to find the colors you need, but it also helps maintain the quality and longevity of your paints. In this section, we will explore creative and practical storage solutions for easily accessing and maintaining your gouache paints.

1. Sorting by Color

When organizing your gouache paint collection, a common and effective method is to sort your paints by color. This allows you to easily find the specific color you need when working on a project. Consider using color-coded storage containers or shelves to keep your paints organized. You can arrange them in a rainbow-like order or group them according to warm and cool tones.

Another helpful tip is to label each container or shelf with the color names or numbers. This will save you time and frustration when searching for a specific shade.

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2. Using Palette Trays

Palette trays are a great tool for organizing and accessing your gouache paints. These trays feature individual wells for each color, allowing you to easily squeeze out and mix your paints. They are also portable, making them convenient for artists who like to work on location or move their supplies around.

You can find palette trays in various sizes and configurations. Consider investing in a palette tray with a lid to keep your paints protected and prevent them from drying out.

3. Creating a Paint Swatch Book

A paint swatch book is a useful tool for organizing and visualizing your gouache paint collection. It involves creating small color swatches of each paint and organizing them in a book or binder. This allows you to see all your colors at a glance and makes it easier to choose the right shade for your artwork.

To create a paint swatch book, simply paint a small rectangle of each color on a designated page. You can also label each swatch with the color name or number for easy reference. Consider organizing the swatches by color family or any other system that makes sense to you.

4. Storing Tubes Properly

If you prefer using gouache paint in tubes, proper storage is essential to maintain their freshness and usability. Tubes can easily become messy and dried out if not stored correctly. Consider the following tips:

  • Store tubes upright in a box or container to prevent them from leaking or getting damaged.
  • Label each tube with the color name or number to easily identify them.
  • Consider using binder clips or rubber bands to keep the tubes tightly rolled and prevent air from entering.
  • Store your tube collection in a cool and dry place to avoid heat or moisture damage.

5. Utilizing Wall Racks or Shelves

If you have a large collection of gouache paints, utilizing wall racks or shelves can be a practical storage solution. These vertical storage options allow you to maximize your space while keeping your paints easily accessible.

Consider installing floating shelves or wall racks with individual compartments to hold each paint container or tube. This way, you can see all your paints at a glance and quickly grab the ones you need.

In Summary

Having an organized gouache paint collection can greatly enhance your artistic process. Sorting your paints by color, using palette trays, creating a paint swatch book, storing tubes properly, and utilizing wall racks or shelves are all effective methods for easily accessing and maintaining your paints. Choose the storage solutions that work best for you and enjoy the convenience and creativity that comes with an organized paint collection.


How should gouache paint be stored?

Gouache paint should be stored in a cool, dry place, away from direct sunlight and extreme temperatures. It is best to keep the paint tubes or pans tightly closed to prevent them from drying out. Additionally, storing the paint in an airtight container or wrapping the tubes in plastic wrap can help extend their shelf life.


In conclusion, storing gouache paint properly is essential for preserving its quality and longevity. By following a few simple steps, you can ensure that your gouache paints remain usable for a longer period of time. Firstly, make sure to store your gouache paints in a cool and dry place, away from direct sunlight and extreme temperatures. Secondly, ensure that the lids are tightly sealed to prevent the paints from drying out. Additionally, consider using airtight containers or jars with moisture-absorbing packets to maintain the paint’s moisture level. Lastly, label and organize your paints to easily locate and access them when needed. By implementing these storage techniques, you can enjoy the vibrant and rich colors of your gouache paints for years to come.

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