Understanding the Cobalt Blue Tarantula
The Cobalt Blue Tarantula (Cyaneopubescens) is a stunning and highly sought-after species among tarantula enthusiasts. Known for its vibrant metallic blue coloration, this spider captivates with its beauty. However, beyond its striking appearance lies a need for specific care and understanding. Before you consider adding a Cobalt Blue Tarantula to your family, it’s crucial to learn about its natural habitat, characteristics, and the essential requirements for its well-being. This comprehensive guide will provide you with the knowledge you need to provide the best possible care for your Cobalt Blue Tarantula, ensuring it thrives in your care.
Origin and Habitat
Native to the tropical rainforests of Myanmar and Thailand, the Cobalt Blue Tarantula thrives in humid environments. These spiders are primarily terrestrial, meaning they spend most of their time on the ground or in burrows. In their natural habitat, they often seek shelter under rocks, logs, and within the forest floor. Understanding their natural environment is key to replicating it in captivity. This species is adapted to warm temperatures and high humidity levels, which are crucial for their health and survival. Replicating these conditions in their enclosure is paramount to ensure they thrive.
Appearance and Characteristics

The Cobalt Blue Tarantula earns its name from its striking metallic blue coloration, which intensifies with age and during certain lighting conditions. This spider’s body is covered in velvety blue hairs, creating a mesmerizing appearance. These tarantulas have a moderate size, with females typically reaching a leg span of up to 5-6 inches, while males are often smaller. They possess potent venom, which they use for hunting prey and self-defense, although it is not considered lethal to humans, the bite can be painful. Their lifespan can vary, with females living for 12-15 years, while males typically live for 3-5 years. These vibrant creatures will surely bring joy to your home.
Essential Cobalt Blue Tarantula Care Tips
Caring for a Cobalt Blue Tarantula requires attention to detail and a commitment to providing the appropriate environment and diet. Here are the five most important care tips that will ensure a healthy and happy tarantula. From enclosure setup to handling and health considerations, these tips will guide you to provide the best life possible for your spider. By following these essential guidelines, you can enjoy the beauty and fascinating behavior of your Cobalt Blue Tarantula for many years to come. These tips are a must-know for any Cobalt Blue Tarantula owner.
Creating the Perfect Habitat
Creating the right habitat is essential for the well-being of your Cobalt Blue Tarantula. This includes the proper enclosure size, substrate, temperature, and humidity. A well-designed habitat mimics their natural environment and reduces stress, promoting their health and longevity. A suitable habitat is more than just a place to live; it’s a sanctuary that provides the essential elements for their survival and promotes their natural behaviors. A well-maintained enclosure is the key to their happiness and health.
Enclosure Size and Setup

Choose an enclosure that is appropriately sized for your tarantula. A 10-gallon tank is suitable for juveniles, while a 20-gallon long tank is recommended for adults. The enclosure should be well-ventilated but secure to prevent escapes. Ensure the enclosure has a secure lid that cannot be easily pushed open. The setup should include a hide, such as a piece of cork bark or a hollow log, for the tarantula to retreat to, providing a sense of security. The placement of the hide and other decorations should allow for easy access for both the tarantula and the keeper for maintenance.
Substrate and Hiding Places
The substrate should be deep enough for the tarantula to burrow if it chooses, although this species does not typically burrow extensively. A mixture of peat moss, coco fiber, and vermiculite is ideal. The substrate should be kept slightly moist, not wet, to maintain the required humidity levels. Provide a hide, such as a cork bark, a half log, or an artificial cave, to offer a secure retreat for your tarantula. This allows the spider to feel safe and reduces stress. Add some decorations like artificial plants to make the environment more enriching and naturalistic.
Temperature and Humidity
Maintain a temperature between 75-85°F (24-29°C) using a heat mat placed on the side of the enclosure. Avoid placing the heat mat under the enclosure, as this can cause the substrate to dry out quickly. The humidity level should be kept at around 70-80%. This can be achieved by misting the enclosure with water every few days and ensuring the substrate remains slightly moist. Use a hygrometer to monitor humidity levels. Proper temperature and humidity are essential for the tarantula’s molting process and overall health. Ensure proper ventilation to avoid mold growth.
Feeding Your Cobalt Blue Tarantula

Proper feeding is critical for the health and growth of your Cobalt Blue Tarantula. Understanding the right diet and feeding frequency will help you keep your tarantula in optimal condition. From the type of food to the frequency of feedings, it’s essential to tailor your feeding schedule to the spider’s age and needs. Regularly observing the feeding habits and body condition will allow you to make necessary adjustments to ensure your tarantula receives adequate nutrition. Make sure not to overfeed your tarantula; the abdomen should not be excessively large.
What to Feed
The Cobalt Blue Tarantula is an insectivore, meaning it primarily eats insects. Feed your tarantula a variety of insects, such as crickets, mealworms, dubia roaches, and superworms. Make sure the insects are gut-loaded (fed nutritious food) before offering them to your tarantula to provide additional nutrients. Avoid feeding insects from outside, as they may carry pesticides or parasites. Ensure the insects are smaller than the tarantula’s body size. The size of the prey should be appropriate for the size of your tarantula. Remove any uneaten prey within 24 hours to prevent stress to your tarantula and also to prevent potential injury.
Feeding Frequency
Juvenile tarantulas should be fed 2-3 times a week. Adult tarantulas can be fed once or twice a week. Adjust the feeding frequency based on the tarantula’s appetite and body condition. If the tarantula refuses to eat, it may be in premolt, and you should reduce feeding. Always offer fresh water after feeding. Overfeeding can lead to health problems, while underfeeding can stunt growth. Monitor your tarantula’s abdomen to gauge its feeding needs. A slightly plump abdomen indicates a well-fed tarantula.
Watering and Hydration

Provide a shallow water dish with fresh, clean water at all times. The dish should be shallow enough to prevent the tarantula from drowning. Change the water regularly, at least twice a week, to prevent bacterial growth. In addition to the water dish, mist the enclosure with water a few times a week to maintain humidity. Ensure the water is dechlorinated and free from contaminants. Proper hydration is essential for the tarantula’s molting process and overall health. Having access to fresh water at all times is essential.
Maintaining a Clean Enclosure
Regular cleaning is essential to maintain a healthy environment for your Cobalt Blue Tarantula. Remove uneaten food and any dead insects promptly. Spot clean the substrate regularly, removing any waste or mold. Replace the substrate entirely every 6-12 months, or more frequently if it becomes heavily soiled. Use a mild, non-toxic cleaner to wipe down the sides and lid of the enclosure. Proper hygiene minimizes the risk of diseases and parasites. A clean environment significantly contributes to the spider’s overall health and longevity. Make sure the enclosure is in top condition.
Handling and Safety Precautions
Handling a Cobalt Blue Tarantula should be approached with caution and respect for the spider’s well-being. While not typically aggressive, they can bite if they feel threatened, and their venom can cause discomfort. Understanding how to handle your tarantula safely and how to recognize signs of stress will help minimize any potential risks and create a positive experience for both you and your pet. Prioritizing safety and awareness is key when interacting with these fascinating creatures. Before you even attempt to handle your tarantula, it is best to become familiar with its behavior.
Handling Best Practices

Handling is generally not recommended unless absolutely necessary, such as for health checks or enclosure maintenance. If you must handle your tarantula, do so slowly and gently. Use a soft brush or a cup to gently coax the tarantula into your hand. Avoid sudden movements or dropping the tarantula. Handle the tarantula over a soft surface, such as a bed or a carpet, in case it falls. Always wash your hands thoroughly before and after handling. Observe the tarantula’s behavior and be aware of any signs of stress or defensiveness. If the tarantula displays defensive postures, such as raising its front legs or flicking hairs (urticating hairs), do not attempt to handle it.
Recognizing and Avoiding Bites
Cobalt Blue Tarantulas are not typically aggressive but will bite if they feel threatened. Avoid handling the tarantula if it is stressed or in premolt. Be aware of the tarantula’s defensive postures, and avoid provoking the spider. If bitten, clean the wound thoroughly with soap and water. While their venom is not considered lethal to humans, it can cause localized pain, redness, and swelling. Seek medical attention if you experience severe symptoms or an allergic reaction. Always exercise caution and respect the spider’s space and boundaries. Learning to recognize signs of stress and aggression is paramount to your safety.
Common Health Issues and Prevention
Like any pet, Cobalt Blue Tarantulas can be susceptible to certain health issues. However, with proper care and attention, you can prevent many of these problems and ensure your tarantula thrives. Being proactive and aware of potential health concerns is essential for responsible tarantula ownership. Regular observation and a keen eye for any changes in behavior or appearance can help you identify and address potential issues early on. Preventative care can make a world of difference.
Moulting Process and Care

Moulting is a natural process where the tarantula sheds its exoskeleton to grow. Before moulting, the tarantula may stop eating and become lethargic. Provide a humid environment and avoid disturbing the tarantula during this vulnerable time. After moulting, the tarantula’s new exoskeleton will be soft, and it will need time to harden. Do not feed the tarantula for several days after moulting until its fangs have fully hardened. If the tarantula has trouble moulting, increase the humidity and ensure the environment is warm. Observing the moulting process is an exciting experience.
Signs of a Healthy Tarantula
A healthy Cobalt Blue Tarantula should have a plump abdomen, indicating it is well-fed. It should be active and responsive to its environment. The tarantula’s coloration should be vibrant, especially in the cobalt blue areas. The tarantula should eat regularly and shed its skin without difficulty. Look for clear, bright eyes and an overall alert demeanor. Any changes in behavior or appearance should be monitored, and appropriate actions taken if anything is wrong. Understanding what constitutes a healthy tarantula will help you provide the best care.
Breeding
Breeding Cobalt Blue Tarantulas is a complex process that requires specific knowledge and expertise. It is not recommended for beginners. If you’re considering breeding, it is best to research the subject well in advance. Ensure you are familiar with the process and can provide the appropriate conditions for mating and egg sac development. Breeding these tarantulas is a rewarding experience for experienced keepers. However, there are risks involved, so do your homework before starting this undertaking. Breeding is best reserved for experienced keepers.
In conclusion, the Cobalt Blue Tarantula is a beautiful and fascinating pet that can bring joy to your home, but they require dedication to their well-being. By following these 5 must-know tips, you can create a thriving habitat, provide proper care, and ensure the health and happiness of your Cobalt Blue Tarantula. Remember that responsible tarantula ownership includes understanding their needs, providing a safe and stimulating environment, and respecting their natural behaviors. Enjoy the experience and marvel at the beauty of these amazing creatures. Take the time to enjoy your tarantula.
