Cobalt Blue Tarantula Care Top 5 Tips
The Cobalt Blue Tarantula (Cyaneopubescens), a striking Old World species, is a popular choice for tarantula enthusiasts. Their vibrant blue coloration, particularly noticeable on their legs, makes them a captivating addition to any collection. However, these spiders have specific needs that must be met to ensure their health and well-being. This guide provides essential care tips for successfully keeping a Cobalt Blue Tarantula, focusing on key aspects of their environment, feeding, and handling. Understanding their needs is crucial for any potential owner to provide the best possible care, promoting a long and healthy life for these beautiful creatures. Keeping a Cobalt Blue Tarantula requires dedication, but the reward is a fascinating pet with unique beauty.
Choosing Your Cobalt Blue Tarantula
Health and Appearance

When selecting a Cobalt Blue Tarantula, it is crucial to choose a healthy specimen. Look for a tarantula with a plump abdomen, indicating it is well-fed and hydrated. The legs should be intact and move freely; avoid spiders with missing limbs or those that appear lethargic. The coloration should be vibrant; although the blue hue develops over time, a healthy spider will exhibit a rich, deep color. Check for any signs of parasites or injuries. A healthy tarantula will also show an alert demeanor, responding to its environment. Purchasing from a reputable breeder or pet store specializing in tarantulas significantly increases the chances of acquiring a healthy spider. Avoid any that appear thin, have a dull coloration, or display any signs of illness.
Temperament
Cobalt Blue Tarantulas are known for their defensive temperament, which means they are not ideal for frequent handling. They are fast and can deliver a painful bite if they feel threatened. Before getting a Cobalt Blue Tarantula, be aware of their temperament. Research the spider’s behavior and understand its defensive mechanisms. This information is essential to ensure safe handling and avoid potentially harmful interactions. Observe the tarantula’s reactions to stimuli, such as vibrations or sudden movements. A tarantula that consistently displays defensive behaviors like raising its front legs or flicking hairs should be handled with extreme caution. Understanding and respecting the spider’s natural instincts is vital to your safety and the tarantula’s well-being. It is usually best to observe them in their habitat rather than attempting to handle them.
Setting Up the Ideal Habitat
Creating the right habitat is crucial for the well-being of a Cobalt Blue Tarantula. These spiders need a secure and appropriately sized enclosure that replicates their natural environment. The habitat should provide enough space for the tarantula to move, burrow, and feel secure. The right setup will minimize stress and encourage the spider to thrive. By carefully selecting the enclosure, substrate, and environmental conditions, you can create a comfortable and healthy home for your Cobalt Blue Tarantula, which helps them thrive and display their natural behaviors.
Enclosure Size and Type

For an adult Cobalt Blue Tarantula, an enclosure of at least 12x12x12 inches is recommended. The enclosure should be made of glass or clear plastic for easy viewing, with a secure, well-ventilated lid to prevent escape. Avoid enclosures that are too tall, as Cobalt Blue Tarantulas, like many arboreal species, can fall and injure themselves. Ensure there are cross-ventilation holes to prevent stagnant air and mold growth. A hide, such as a piece of cork bark or a pre-made hide, is essential for the tarantula to feel secure. The enclosure should be easily accessible for cleaning and maintenance, and the lid must be escape-proof. Proper enclosure size and type provides the security and space needed for the tarantula to move and hide, essential to their overall well-being.
Substrate Selection
The substrate is a crucial part of the enclosure, providing a comfortable environment for burrowing and maintaining humidity. A good substrate for a Cobalt Blue Tarantula is a mix of peat moss, vermiculite, and a small amount of coco fiber. This combination retains moisture well while also allowing for burrowing. The substrate should be deep enough to allow the tarantula to burrow, typically 4-6 inches. It is important to avoid substrates that can mold or break down quickly. The substrate should be kept slightly moist but not saturated, which helps maintain the proper humidity levels. Regularly monitor the substrate for mold and replace it as needed to keep the enclosure clean and safe for your pet. Having a proper substrate is essential to maintain the right humidity level.
Providing Humidity and Temperature
Cobalt Blue Tarantulas thrive in a humid environment, typically between 70-80% humidity. To maintain humidity, mist the enclosure with dechlorinated water a few times a week, or as needed, based on the substrate’s moisture levels. Avoid over-misting, as excessive moisture can lead to mold growth. The temperature should be kept between 75-85°F (24-29°C). A heat lamp or a heating pad placed on the side of the enclosure can help regulate the temperature, but it’s important to monitor the temperature to avoid overheating. Use a hygrometer and thermometer to monitor the conditions and make adjustments as needed. Maintaining the correct humidity and temperature is vital for the tarantula’s health, promoting successful molting and preventing dehydration. Correct environmental conditions are key to their health.
Feeding Your Cobalt Blue Tarantula

Proper feeding is vital to the health and growth of your Cobalt Blue Tarantula. Providing a varied and appropriate diet ensures that the spider receives the necessary nutrients and energy to thrive. The size and frequency of feedings should be adjusted based on the spider’s age and size. Overfeeding can be as detrimental as underfeeding, so careful observation and moderation are key to successful care. By understanding the dietary needs of your Cobalt Blue Tarantula, you can support their health and enjoy watching them grow and thrive in their environment. A well-fed tarantula is a happy and healthy tarantula.
What to Feed
The primary diet for a Cobalt Blue Tarantula should consist of insects. Crickets, mealworms, and roaches are excellent choices, providing essential protein and nutrients. Dust the insects with a calcium and vitamin supplement to prevent nutritional deficiencies. The size of the insects should be appropriate for the tarantula’s size; avoid feeding insects that are larger than the spider’s body. Offer a variety of insects to provide a balanced diet. Always ensure the insects are sourced from a reliable supplier to avoid introducing parasites or pesticides. Remove any uneaten insects after 24 hours to prevent them from stressing or harming the tarantula. A varied diet with appropriately sized insects is necessary for the tarantula’s health.
Feeding Frequency
The feeding frequency depends on the spider’s age and growth rate. Spiderlings should be fed 2-3 times a week. As they grow, the feeding frequency can be reduced to once a week or every other week for adults. Monitor the tarantula’s abdomen; a plump abdomen indicates it is well-fed, while a shrunken abdomen suggests it needs more food. Adjust the feeding schedule based on the spider’s appetite and overall health. Avoid overfeeding, as this can stress the spider and potentially lead to health problems. Always offer fresh water, even when not feeding. Adjusting the feeding frequency will provide the correct nutrients for the tarantula.
Water and Hydration

Fresh, clean water is essential for your Cobalt Blue Tarantula. Provide a shallow water dish with dechlorinated water. The water dish should be small enough to prevent the tarantula from drowning. Regularly check the water dish and refill it as needed, at least twice a week, to ensure a constant supply of fresh water. You can also mist the enclosure, especially during molting, to increase humidity and provide additional hydration. Avoid using tap water, as it can contain harmful chemicals. Providing hydration is crucial for molting and maintaining proper bodily functions. Water is an essential part of the tarantula’s diet.
Handling and Safety Precautions
Cobalt Blue Tarantulas are not ideal pets for frequent handling due to their defensive temperament. They are fast, and their bite can be painful. Understanding their behavior and taking the necessary precautions is vital for both your safety and the spider’s well-being. Observe the tarantula in its habitat, and appreciate its beauty without the need for direct interaction. If you must handle the tarantula, always do so with extreme caution, understanding their potential defensive behaviors and having a plan in place to prevent bites or escapes. Minimize handling to avoid stressing the spider. Proper precautions ensure a safe environment for both you and the tarantula.
Understanding Cobalt Blue Tarantula Behavior
Cobalt Blue Tarantulas are typically reclusive and may hide in their burrows for long periods. They are most active during the night. These spiders can be very defensive and will readily exhibit threat postures like raising their front legs or flicking hairs if they feel threatened. Observe the tarantula’s behavior carefully to understand its mood. Never make sudden movements or try to handle the tarantula if it is displaying defensive behaviors. Knowing their behavior will aid you in preventing problems with your Cobalt Blue Tarantula. Being aware of the tarantula’s behavior will increase the chances of having a great experience.
Safe Handling Techniques

Handling Cobalt Blue Tarantulas is not recommended. If handling is necessary, do so over a soft surface to prevent injury if the spider falls. Use a soft brush to gently guide the spider into a container if you need to move it. Avoid direct contact with the spider’s fangs. Always have a clear plan and be prepared for the tarantula to move quickly. Handling should be kept to a minimum to avoid stressing the spider. The best way to enjoy your Cobalt Blue Tarantula is by observing its natural behaviors in its habitat. Safety should always come first when dealing with Cobalt Blue Tarantulas. If handling is done, ensure you handle them safely and carefully to avoid harming the tarantula.
Common Health Issues and How to Address Them
Like all pets, Cobalt Blue Tarantulas can experience health issues. Recognizing the signs of illness and knowing how to address them is essential for their care. Regular monitoring and proactive care will minimize the risk of health problems and ensure your tarantula remains healthy. Being vigilant and taking appropriate actions can address any arising health issues. By doing so, you provide a better life for your Cobalt Blue Tarantula. Knowing the potential health issues will give you the knowledge to help your tarantula.
Moulting and What to Expect
Moulting, the process of shedding their exoskeleton, is a natural and necessary part of a tarantula’s growth. During moulting, the tarantula will lie on its back, and the process can take several hours. Do not disturb the tarantula during moulting. The tarantula will be very vulnerable during this time. Provide a humid environment to assist with the process. After moulting, the tarantula’s new exoskeleton will be soft. It will take a few days for the exoskeleton to harden. Do not feed the tarantula until the fangs have hardened, typically a week after moulting. Understanding the moulting process is essential for all owners. During molting, the spider is vulnerable.
Recognizing and Treating Illnesses

Common health issues in Cobalt Blue Tarantulas include parasites, fungal infections, and dehydration. Signs of illness include lethargy, loss of appetite, and changes in appearance. If you notice any of these signs, it’s crucial to identify the problem. Consult with a veterinarian who specializes in invertebrates for diagnosis and treatment. Preventative measures include maintaining proper humidity and hygiene in the enclosure. Providing a balanced diet and ensuring the tarantula is not stressed also contribute to their health. If you see signs of illness, seek professional advice from a vet. Promptly addressing health issues will allow you to keep your pet healthy.
Conclusion
Caring for a Cobalt Blue Tarantula can be a rewarding experience for those who are prepared to meet their specific needs. By following these top 5 tips – choosing a healthy spider, setting up the ideal habitat, feeding appropriately, taking proper handling precautions, and addressing potential health issues – you can provide a long, healthy, and fascinating life for your Cobalt Blue Tarantula. Careful research and dedication are essential to properly care for these beautiful and unique creatures. With the right knowledge and care, you can enjoy the vibrant beauty and unique characteristics of this extraordinary species. Proper care will provide the best experience with your Cobalt Blue Tarantula.
