Crested Gecko Growth Stages Explained
| Hatchling | 0–3 months |
| Juvenile | 3–12 months |
| Adult | 18+ months |
Hatchling (0–3 months)
Tiny (1–2g at hatching) and needs fresh CGD every night, offered in a small, densely furnished enclosure that makes food easy to find.
Juvenile (3–12 months)
Steady growth continues, moving to every-other-night CGD feedings and, if offered, occasional small live insects.
Sub-adult (12–18 months)
Growth slows, feeding frequency drops to a few nights a week, and the gecko typically reaches close to full adult size and confidence.
Adult (18+ months)
Full size reached, generally 35–65g. Feeding settles into a steady few-nights-a-week CGD routine, adjusted to individual appetite and weight.
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A single adult crested gecko needs a minimum 18"x18"x24" front-opening, well-ventilated enclosure — taller matters more than wider since this species is highly arboreal — furnished with cork bark, branches, and dense foliage for climbing.
A complete crested gecko setup needs a tall 18"+ front-opening enclosure, cork bark and branches for climbing, coco fibre/moss substrate, a misting routine to hold 50–80% humidity, and complete CGD powder — no heat lamp is required in most homes.
Hatchlings can start in a small (roughly 8"x8"x12") enclosure to make food easier to find, juveniles move up around a few months old, and adults need a minimum 18"x18"x24" vertical enclosure.
Crested geckos generally do best at normal room temperature, roughly 72–78°F, and can suffer heat stress above about 82°F. Most homes need no basking bulb or heat mat at all — just monitoring during hot weather.
Low-level UVB (roughly 5–6% output) is increasingly recommended as good practice, though it isn't strictly mandatory for crested geckos the way it is for a strongly basking desert species — their diet's built-in D3 from CGD covers much of the gap.
Crested geckos need roughly 50–80% humidity, achieved through misting once or twice daily, with good ventilation to prevent the dampness from turning stagnant.