Crested Geckos as Pets: A Complete, Honest Care Guide

Crested geckos (Correlophus ciliatus), native to the islands of New Caledonia, are the reptile I recommend more than any other to first-time keepers — and plenty of experienced ones keep them too. They're small, docile, nocturnal (so they're active exactly when you're home in the evening), they come in a dazzling range of colors and patterns, and they live 15 to 20 years. Best of all, they don't demand the elaborate heating, lighting, and live-feeding regimen that scares people off other reptiles. A well-formulated powdered diet covers most of their nutrition, and they're comfortable at ordinary room temperature.

That "easy" reputation is real, but it isn't "no care." Here's the complete, honest version: what makes them great, how to set them up, what they actually eat, and the handful of things that genuinely matter.

Why crested geckos make excellent pets

• ◆Low-maintenance husbandry. Simple vertical enclosures with minimal upkeep, no complicated heating in most homes, and a powdered staple diet that's easy to prepare.
• ◆Docile nature. They're generally gentle and tolerate handling well, which suits beginners and families.
• ◆Great schedule fit. Nocturnal activity means you watch them come alive in the evening rather than missing them all day.
• ◆Endless variety. Morphs span a huge range of colors and patterns.
• ◆Longevity. 15–20 years with good care — a real long-term companion.

Setting up the habitat

Crested geckos are arboreal, so think up, not out. A vertical enclosure of 20 gallons or larger works well for one adult, with secure ventilation that maintains airflow while preventing escapes.

• ◆Substrate: coconut fiber, moss, or a soil mix that holds humidity. (Avoid loose substrates with hatchlings, where ingestion is a risk.)
• ◆Humidity: keep it at 60–80%, achieved with regular misting. Let it dry out somewhat between mistings rather than staying soaking wet — constant saturation invites respiratory infection.
• ◆Furnishings: climbing branches, cork bark, and leafy (live or artificial) plants for hiding spots and exercise. A crested gecko with nowhere to climb or hide is a stressed crested gecko.
• ◆Temperature: 72–78°F. This is the part beginners often over-engineer — in most homes that's just room temperature, so no special heating is needed. What you must avoid is overheating: sustained temperatures into the mid-80s and above are genuinely dangerous to this species.

A common myth is that crested geckos must have UVB. They thrive without it when fed a complete diet, but a low-output UVB tube is increasingly recommended as a genuine benefit rather than a requirement. If you don't run UVB, your complete diet and supplementation have to carry the calcium and D3 load — which they can.

Feeding and nutrition — the honest version

Here's where I'll correct a popular misconception: crested geckos are omnivores, not insectivores, and they do not need live insects as their main food. The backbone of the diet should be a complete commercial crested gecko diet (CGD) — a powder you mix with water that's nutritionally balanced and dead simple to serve. Get this part right and the rest is enrichment.

• ◆Commercial diet (staple): a high-quality powdered CGD, mixed fresh, offered in a shallow dish every other day or so. This is the foundation, not a supplement.
• ◆Insects (supplement): offer gut-loaded, calcium-dusted live insects — small roaches or silkworms — once or twice a week. They add protein and enrichment, and many cresties relish the hunt. Silkworms in particular are a soft, low-fat, high-moisture feeder that crested geckos take readily.
• ◆Fruit (treat): small amounts of pureed soft fruit like mango, banana, or papaya, in moderation. Treat, not staple — too much fruit unbalances the diet.

Keep portions modest, and offer fresh water daily in a shallow dish plus misted droplets on the enclosure walls (they often drink off surfaces). The reason I push CGD-first so hard: an insect-and-fruit-only diet is much harder to balance and is a frequent cause of the calcium problems below.

Handling

Crested geckos tolerate handling better than most small reptiles, but the goal is calm, brief, and supportive:

• ◆Introduce your hand slowly and let the gecko climb onto you at its own pace — don't grab or restrain.
• ◆Support the body with both hands; cresties are quick and jumpy, and a fall can injure them.
• ◆Keep sessions short and in a quiet space, away from loud noise and sudden movement.
• ◆One critical species note: a crested gecko that drops its tail does not regenerate it (unlike many other geckos). A handled-calm crestie rarely drops its tail, but rough handling can cause it. An adult living without its tail is perfectly healthy — but you only get the one.

Regular gentle interaction builds tolerance over time. Patience beats frequency.

Common health concerns

Stay ahead of these and a crested gecko is a remarkably trouble-free animal:

• ◆Metabolic bone disease (MBD). From inadequate calcium or D3. The strongest prevention is feeding a complete CGD as the staple; dust supplemental insects with calcium, and consider low-level UVB. Soft jaw, wavy spine, or weak limbs are warning signs.
• ◆Obesity. Too much fruit or fatty feeders. Keep CGD central and treats occasional.
• ◆Respiratory infection. Usually from an enclosure kept too cold or too wet. Hold temperatures in range and let humidity cycle.
• ◆Dehydration and stuck shed. Both track back to humidity. Mist consistently and provide cover; a humid hide helps shedding go cleanly.
• ◆Floppy tail syndrome. Postural issue linked to inadequate climbing surfaces and how they rest — another reason to furnish the enclosure properly.

Inspect regularly for lethargy, swollen limbs, weight changes, or irregular shedding so you catch problems early, and build a relationship with a reptile-experienced vet before you need one. The Merck Veterinary Manual's reptile section is a solid non-commercial reference on MBD and reptile husbandry.

Shedding

Crested geckos shed regularly, and unlike snakes they do it in pieces and often eat the skin, so you may never catch them mid-shed. What you will notice is trouble: retained shed, most often on the toes and the tip of the tail, where it can constrict and cut off circulation if it isn't removed. The fix is almost always humidity. Keep the enclosure cycling properly to 60–80%, provide a humid hide or a leafy area that holds moisture, and check the toes after each shed. If skin is stuck, a gentle warm-water soak and a soft cotton swab usually free it; persistent retained shed on a digit is worth a vet's attention before it does damage.

Choosing a healthy crested gecko

A good start saves a lot of trouble later. When picking one out, look for:

• ◆Clear, alert eyes and a quick, responsive animal — a healthy crestie is active and reactive in the evening.
• ◆A rounded body and good weight, with no sharply visible hip bones or sunken belly.
• ◆All toes intact, with no retained shed constricting them.
• ◆A clean vent and no mucus or bubbling around the mouth or nose (signs of respiratory infection).
• ◆A straight spine and well-formed jaw — a wavy spine or rubbery jaw points to metabolic bone disease.

A tail is a bonus, not a requirement: many perfectly healthy adult cresties live "tailless" because they dropped it at some point and it doesn't grow back. It has no effect on the animal's health or quality of life.

Housing: keep them solo

One important housing rule that surprises beginners: house crested geckos individually. Males will fight, and a male housed with a female will breed her relentlessly and stress her badly. Even two females can bully each other over food and basking spots, and a larger gecko may injure or outright cannibalize a smaller one. A single crested gecko is a happy crested gecko — they're not social animals that pine for company. If you want more than one, give each its own enclosure.

The first two weeks with a new gecko

How you handle the settling-in period sets the tone. Set the enclosure up fully — branches, humidity, hiding spots, a dish of fresh CGD — before the gecko comes home, so it walks into a finished habitat. Then resist the urge to interact: give it a week or two of minimal handling to acclimate. A new crestie commonly skips a few meals from the stress of moving, which is normal, so keep offering fresh CGD every evening and don't panic over an untouched dish or two. Once it's eating reliably and exploring confidently at night, begin short, gentle handling sessions to build trust. Patience in these first weeks pays off in a calm, confident gecko later.

What to expect over the years

A crested gecko is a long-haul companion. Hatchlings are tiny and a little delicate; size them up on food and humidity carefully. Through the juvenile stage they grow steadily and may be jumpier — handling them calmly builds tolerance over time. As adults they settle into an easy routine: CGD as the staple, insects and fruit as extras, evening activity, and the occasional shed. Across a 15-to-20-year life the husbandry barely changes, which is a big part of why they're such a satisfying long-term pet — you learn the routine once and then simply keep it consistent.

Bottom line

Crested geckos earn their reputation as a top beginner reptile: small, gentle, long-lived, and forgiving, with no need for elaborate heat or lighting in most homes. Give them a tall enclosure with branches and cover, hold 60–80% humidity at room temperature, build the diet on a complete CGD with insects and fruit as extras, handle them gently, and watch calcium and humidity — and you'll have a striking, low-drama companion for the better part of two decades.

Curious whether silkworms belong in the rotation? See silkworms for crested geckos. Want to grow your own feeders? Read the discoid roach keeping playbook, or browse the full exotic animal care library.