🕷️ How to Set Up a Tarantula Enclosure

A tarantula is one of the most fascinating pets you can watch, and setting one up well comes down to a single rule: the right enclosure depends entirely on the species you keep. Match the home to the spider and most of the hard work is already done.

Know your species: ground or tree

Tarantulas fall into two broad groups, and each wants a very different home. Terrestrial (ground-dwelling) species need more floor space than height, plus deep substrate so they can dig and burrow. Arboreal (tree-dwelling) species need the opposite: a taller enclosure with cork bark and sturdy plants to climb. Before you buy anything, find out which type your tarantula is, because that one fact shapes every other choice you'll make.

Enclosure and safety

For ground species, keep the enclosure low. A terrestrial tarantula has little use for climbing space, and a fall can be dangerous: a tumble from height can rupture its soft abdomen. A good guide is to keep the height to roughly the spider's leg span above the substrate. Arboreal species are the exception, since they're built to climb and rest up high.

Whatever the type, a secure, ventilated lid is a must. Tarantulas are stronger and faster than they look, and a determined spider will find any gap. Choose a lid that latches firmly and still lets air move through.

Substrate and décor

Give ground species several inches of substrate to burrow into, and give tree-dwellers cork bark and plants to climb. Every tarantula appreciates a hide to retreat into and a shallow water dish for drinking. Keep décor simple and stable so nothing can topple onto your spider, and avoid tall, hard objects in a terrestrial enclosure that could turn into a fall hazard.

Heat and humidity

Most tarantulas do just fine at normal room temperature, so you usually don't need special heating. Humidity is where species matters most: some come from dry scrubland and others from humid rainforest, so match the humidity to your species rather than guessing. A little research into where your tarantula lives in the wild tells you almost everything you need.

Feeding

Feeding is refreshingly simple. Offer appropriately sized live insects such as crickets or roaches about once a week or so, and feed larger spiders and adults less often. Remove any prey your tarantula doesn't eat within a day, especially around molting time, when uneaten insects can bother a vulnerable spider.

Molting and handling

Every so often your tarantula will molt, shedding its old exoskeleton to grow. When it's ready, it will often flip onto its back and lie still, which can look alarming but is completely normal. Don't disturb a molting spider, and don't offer food during or just after a molt, while the new exoskeleton is still soft and hardening. Give it several days of quiet.

Tarantulas are a watch, don't handle pet. Many New World species can flick tiny, irritating "urticating" hairs from their abdomen when they feel threatened, so avoid touching your face after being near the enclosure and wash your hands afterward. Enjoy your spider as a living display rather than a hands-on companion.

One lovely payoff for good care: females of some species can live a very long time — many years, and even decades. With simple needs and a long life, a tarantula makes a wonderful low-maintenance display pet.

Quick setup checklist

• Confirm whether your species is terrestrial (ground) or arboreal (tree)
• Ground species: low enclosure with deep substrate to burrow
• Tree species: tall enclosure with cork bark and plants to climb
• Secure, well-ventilated lid that latches firmly
• A hide and a shallow water dish
• Room temperature, with humidity matched to your species
• Feed crickets or roaches about weekly; less for adults
• Never disturb or feed a molting spider

If a quiet, hands-off invertebrate appeals to you, you might also like our scorpion habitat guide or our roundup of low-maintenance pets — and when you're ready to find your match, take our free pet quiz.

🛒 Recommended supplies

Hand-picked gear for this guide. Affiliate links — we may earn a commission. The $/$$/$$$ badges are a rough budget guide, not live prices.

🧽 Cleaning & maintenance

Keep it simple and gentle. Remove uneaten food, dead feeders, and obvious waste every few days so mold and mites cannot take hold, and pull out any moldy substrate right away. Wipe the walls and rinse the water dish as needed, and do a full substrate change every few months (more often for humid setups). Skip chemical cleaners inside the enclosure — invertebrates are very sensitive to residues — and use just hot water, with a little vinegar for the glass. For humid species, good airflow and prompt waste removal are your best defense against mold.

Cleaning supplies for this habitat. Affiliate links — we may earn a commission. The $/$$/$$$ badges are a rough budget guide, not live prices.

❓ Common questions