Bearded dragons are fascinating reptiles, but providing the correct environment involves more than buying a vivarium and adding a heat lamp.
Their enclosure needs carefully controlled heat, UVB lighting, suitable furnishings and a varied diet. Getting these essentials right allows a bearded dragon to regulate its body temperature and perform natural behaviours.
This guide provides an introductory checklist, but owners should always research the individual needs of their reptile and consult an experienced reptile vet if they have health concerns.
Choose a Suitable Vivarium
An adult bearded dragon needs enough room to move between warm and cool areas, explore and turn around comfortably.
A vivarium measuring at least 120cm long by 60cm high by 60cm deep is commonly recommended for one adult. A larger enclosure can provide additional opportunities for exercise and enrichment when it is set up correctly.
The vivarium should be secure, well ventilated and positioned away from radiators, draughts and direct sunlight that could cause temperatures to fluctuate.
Create a Temperature Gradient
Bearded dragons depend on external heat to regulate their body temperature. Their enclosure therefore needs a hot basking area at one end and a cooler area at the other.
The RSPCA advises a basking zone of approximately 38–42°C and a cool end of around 22–26°C. Temperatures should be measured at the level your dragon uses rather than estimated from the temperature of the room.
Use a suitable thermostat to control the heat source, but don’t rely on its setting alone. Digital thermometers at both ends of the vivarium and an infrared thermometer can help you check the conditions every day.
At night, the temperature should not fall below approximately 20–22°C. If additional nighttime heat is required, use a correctly controlled non-light-emitting heat source rather than leaving a bright basking lamp switched on.
Install the Correct UVB Lighting
UVB lighting is essential because it helps bearded dragons produce vitamin D3 and use calcium properly.
Sunlight through a closed window isn’t sufficient because UVB does not pass effectively through glass. A suitable reptile UVB lamp should be installed inside the vivarium following the manufacturer’s positioning and distance instructions.
UVB lamps gradually lose effectiveness even if they still appear bright. Record when the lamp was installed and replace it at the interval recommended by its manufacturer.
Lamps and heat sources should be securely fitted and guarded where necessary to prevent burns or accidental contact.
Add a Safe Basking Platform
Place a stable rock, branch or reptile platform beneath the basking lamp so your dragon can warm itself.
The surface must not become dangerously hot. Check it regularly using an infrared thermometer, and ensure your bearded dragon can easily move away from the heat.
Any climbing items should be firmly secured so they cannot shift, fall or trap your pet.
Provide Hides and Enrichment
Although bearded dragons enjoy basking in the open, they should still have somewhere to retreat.
Provide a secure hiding area and add suitable rocks, branches and platforms to encourage exploration and gentle climbing. The enclosure should feel interesting without becoming so crowded that your dragon cannot move freely.
Rearranging one or two safe items occasionally can provide variety, but avoid changing everything at once because this may cause stress.
Select a Suitable Substrate
The bottom of the vivarium should be easy to keep clean and suitable for the dragon’s age and health.
Loose substrates can create risks if they are swallowed or poorly maintained. Solid options such as reptile-safe slate or other easy-to-clean surfaces may be more practical for many owners.
Avoid products that are dusty, scented, sharp or likely to retain excessive moisture. Ask a reptile vet for personalised advice if you are unsure which substrate is best.
Offer a Varied Diet
Bearded dragons eat a combination of safe leafy vegetables and appropriately sized live invertebrates. The balance changes as they mature, with younger dragons generally requiring a greater proportion of live food and adults eating more greens.
Safe vegetables can include watercress, rocket, chicory, cress and grated butternut squash. Live food may include appropriately sized crickets, locusts and calciworms.
Feeder insects should be cared for properly and gut-loaded before feeding. Calcium and vitamin supplements may also be required, but they must be used according to professional or manufacturer guidance because excessive supplementation can be harmful.
Remove uneaten live food so insects cannot disturb or bite your dragon.
Supply Fresh Water
Provide clean drinking water in a shallow, stable bowl and replace it regularly.
Some bearded dragons may not drink frequently from a bowl, but fresh water should still be available. Vegetables can also contribute to hydration.
Keep an eye on drinking, appetite, weight and droppings, as changes may indicate a husbandry or health problem.
Clean and Check the Vivarium Regularly
Remove waste and uneaten food promptly. Clean bowls daily and carry out more thorough enclosure cleaning using reptile-safe products when needed.
Your daily check should include:
- Basking and cool-end temperatures
- Lighting and heating equipment
- Fresh food and water
- Waste or uneaten live food
- Your dragon’s activity, appetite and general appearance
Regularly inspect cables, lamp fittings, guards, thermostats and enclosure doors for damage.
Give Your Bearded Dragon the Right Start
A successful bearded dragon setup depends on creating a complete environment rather than buying individual items in isolation.
The vivarium, heating, thermostat, UVB system and furnishings all need to work together. Take time to set up and monitor the enclosure before introducing your bearded dragon.
Explore Petsii’s reptile collection for heating, lighting, vivarium accessories and other essentials to help create a safe and enriching habitat.