Cobalt Blue Tarantula Care Guide

Proper care for a Cobalt Blue Tarantula starts with providing the right enclosure. These tarantulas thrive in a habitat that resembles their natural environment. A glass terrarium with a secure lid is recommended, as it allows for humidity control and prevents escape. It’s crucial to include a substrate layer that mimics their native forest floor.

About Cobalt Blue Tarantula

The Cobalt Blue Tarantula is known for its impressive size and striking blue coloration, which sets it apart from other tarantula species. Adult females can reach a leg span of up to 6 inches, while the males are slightly smaller, with a leg span of around 4-5 inches. This tarantula species has a sleek and robust body, making it a fascinating creature to observe.

As for the temperature and humidity, the Cobalt Blue Tarantula thrives in a warm and humid environment. The temperature should range between 75-85°F (24-29°C), while the humidity levels should be kept around 70-80%. Maintaining these conditions is crucial for their overall well-being and health.

Like any other living creature, tarantulas can face potential health issues. The most common health problems for Cobalt Blue Tarantulas include mites, fungal infections, and dehydration. Regular monitoring of their overall condition and maintaining proper hygiene in their tank can help prevent these issues.

Cobalt Blue Tarantula Habitat and Natural Environment

Native Environment

These tarantulas prefer to make their homes in burrows that they dig themselves or take over abandoned burrows. These burrows provide them with protection from predators and help to maintain a stable microclimate. It is essential to replicate these conditions as closely as possible in a captive environment.

Creating the Ideal Habitat

When setting up a tank for a Cobalt Blue Tarantula, it is crucial to recreate its natural environment as closely as possible. Here are some key points to consider:

  • Substrate: Use a substrate that mimics the moist soil found in the tarantula’s natural habitat. A mixture of coco fiber, peat moss, and vermiculite can be used. This substrate should be kept slightly damp to maintain the required humidity levels.
  • Hiding Places: Provide various hiding spots for the tarantula, such as pieces of wood, rocks, or artificial caves. These hiding places will give the tarantula a sense of security and help to replicate its natural burrow.
  • Humidity: Maintain a humidity level of 75% to 85% by misting the tank with water daily and providing a shallow water dish for the tarantula to drink from.
  • Lighting: Cobalt Blue Tarantulas do not require direct exposure to light and prefer dimly lit environments. Keep the tank away from direct sunlight and provide gentle ambient lighting.

By creating an environment that closely resembles the natural habitat of the Cobalt Blue Tarantula, you will ensure its well-being and allow it to display its natural behaviors. Regular monitoring of temperature, humidity, and cleanliness is essential to maintain a healthy and happy tarantula.

Physical Characteristics

This species has a leg span of about 4 to 5 inches, with females being larger than males. Adult males can reach a body length of around 2 inches, while females can grow up to 3 inches. The Cobalt Blue Tarantula has a slender body with long, thin legs that allow it to move swiftly. Its body is covered in short, dense hairs that provide it with a velvety appearance.

Blue Fangs

One unique feature of the Cobalt Blue Tarantula is its iridescent blue fangs, which add to its overall beauty. These fangs are used to inject venom into prey, which paralyzes or kills it before digestion. While the venom of the Cobalt Blue Tarantula is not fatal to humans, a bite can cause pain and discomfort.

Aggressive Behavior

The Cobalt Blue Tarantula is known for its aggressive and defensive nature. It is quick to display threat posture when disturbed, rearing up on its hind legs and exposing its fangs. This tarantula species is not ideal for handling due to its highly defensive behavior and potent venom. It is best observed from a distance or through the glass walls of its enclosure.

Overall, the Cobalt Blue Tarantula stands out due to its stunning blue appearance, unique fangs, and aggressive behavior. Care should be taken when handling and interacting with this species to ensure both the well-being of the tarantula and the person handling it.

Care Guide for Cobalt Blue Tarantula


Feeding should take place once or twice a week, depending on the size and age of your tarantula. Juvenile spiders require more frequent feedings, while adults can be fed less often. Be sure to remove any uneaten prey from the enclosure to prevent it from causing stress or becoming a breeding ground for bacteria.



The housing setup for a cobalt blue tarantula should mimic its natural environment as closely as possible. A spacious terrarium with proper ventilation is essential to ensure the tarantula remains comfortable and healthy.

A substrate made of a mixture of coconut fiber and soil can be used to create a suitable habitat for the tarantula. This substrate should be kept slightly moist to provide the necessary humidity levels. It is also important to provide hiding spots such as cork bark or artificial plants to give the tarantula a sense of security.

Additionally, a shallow water dish should be provided to allow the tarantula to drink and maintain proper hydration. The dish should be small enough to prevent accidental drowning, but large enough for the tarantula to comfortably walk into.

Regular monitoring of temperature and humidity levels within the enclosure is crucial. The temperature should be maintained between 75-85 degrees Fahrenheit (24-29 degrees Celsius), with a humidity level of 60-70%. This can be achieved by using a thermostat and hygrometer.

Tank Setup and Housing

First, you’ll need a suitable tank or enclosure for your tarantula. A glass terrarium or plastic container with proper ventilation is a good choice. It should be large enough for your spider to move around comfortably and have enough space for hiding spots and decorations.

Next, you’ll need to provide a substrate for your tarantula to burrow and create tunnels. A mixture of peat moss and vermiculite works well, as it retains moisture and provides a stable environment for your spider. Make sure the substrate is moist but not too wet, as excessive moisture can lead to mold or fungal growth.

Decorations such as rocks, driftwood, and plants can be added to create a more natural and aesthetically pleasing environment. Just make sure they are securely placed so that they don’t topple over and harm your spider.

Temperature and humidity play a crucial role in the health and well-being of your Cobalt Blue Tarantula. The temperature should be maintained between 75-85 degrees Fahrenheit (24-29 degrees Celsius) during the day, with a slight drop at night. Use a thermometer to monitor the temperature and adjust accordingly.

Lastly, provide hiding spots for your tarantula. This can be done using hollow logs, half coconut shells, or commercial hideouts designed for spiders. These hiding spots will make your tarantula feel secure and reduce stress.

Remember to clean the tank regularly and remove any uneaten prey or molts to maintain a clean and healthy environment for your Cobalt Blue Tarantula. With the right setup and housing, your tarantula will thrive and delight you with its vibrant blue appearance.

Temperature and Humidity

Proper temperature and humidity levels are crucial for the care of the Cobalt Blue Tarantula. Maintaining the right conditions will ensure the tarantula’s health and well-being.

Humidity levels should be kept relatively high, around 70% to 80%. This can be achieved by misting the tarantula’s enclosure regularly and providing a water dish. Ensuring proper ventilation is also important to prevent excessive moisture buildup, which can lead to mold or respiratory issues.

Monitoring the temperature and humidity levels is essential. A digital thermometer and hygrometer can be used to accurately measure these variables. It is recommended to place the thermometer and hygrometer in different areas of the enclosure to get a more accurate reading.

If the temperature or humidity levels are not within the recommended range, adjustments should be made accordingly. This could include using a heating pad or lamp to increase the temperature, or adding a humidifier or misting more frequently to raise the humidity.

Handling and Care

As for the care of the Cobalt Blue Tarantula, providing it with a suitable habitat and addressing its basic needs is essential. Ensure that the enclosure is spacious enough for the tarantula to move around comfortably and has plenty of hiding places such as hollow logs, bark, or rocks.

Humidity levels should be kept around 70-80%, which you can achieve by misting the enclosure with water daily. However, be cautious not to oversaturate the enclosure, as excessive moisture can lead to mold or respiratory issues for the tarantula.

Feeding the Cobalt Blue Tarantula a varied diet of appropriately-sized live insects such as crickets or roaches is essential to their health. Offer food once or twice a week, and remove any uneaten prey to prevent potential health issues.

Regularly clean the enclosure by removing any uneaten food, molts, or waste. This will help maintain a clean and hygienic environment for the tarantula, reducing the risk of disease or infection.

Health Issues in Cobalt Blue Tarantula Care

Health Issues in Cobalt Blue Tarantula Care

1. Molt-related Problems

One common issue that cobalt blue tarantulas can experience is molting problems. Molting is a natural process where the spider sheds its old exoskeleton and grows a new one. However, if the conditions are not ideal or if the tarantula is stressed, molting can become difficult and even life-threatening.

2. Respiratory Infections

Respiratory infections can affect cobalt blue tarantulas if the enclosure is too damp or if there is poor ventilation. Symptoms of respiratory infections include wheezing, coughing, and labored breathing. If left untreated, these infections can be fatal.

3. Parasitic Infestations

Parasitic infestations, such as mites and ticks, can occur in cobalt blue tarantulas. These small creatures can infest the spider’s body and cause irritation, stress, and potential health complications.

To detect parasitic infestations, check for any signs of excessive scratching, unusual behavior, or visible parasites on the tarantula’s body. If you suspect a parasitic infestation, consult a veterinarian who specializes in exotics to determine the most appropriate treatment.

4. Injury and Damage

4. Injury and Damage

Cobalt blue tarantulas can sometimes injure themselves by falling or getting caught in the enclosure’s decorations or accessories. Injuries can range from minor scratches to more serious wounds.

To minimize the risk of injury, provide a suitable and secure enclosure for the tarantula. Avoid sharp or rough objects that could cause harm, and regularly inspect the enclosure for any potential hazards.

Overall, responsible cobalt blue tarantula care involves monitoring the spider’s health and addressing any potential issues promptly. Regular observation, maintaining optimal living conditions, and seeking veterinary care when needed can help ensure a long and healthy life for your cobalt blue tarantula.