Siamese gecko (Gekko siamensis)
Geckos · Difficulty: Intermediate
Key facts and care guidance for Siamese gecko (Gekko siamensis) (origin: Thailand). Adult size around 25–30 cm total length. Life expectancy 12–18 years. The values below are carefully researched guidance.
Short answers
Siamese gecko: How big does the enclosure need to be?
60×45×80 cm (height).
Siamese gecko: What temperature does it need?
Daytime 25–30 °C, basking spot No basking spot, at night 21–24 °C.
Siamese gecko: Does it need UVB lighting?
UVB: Recommended (UVB 2–5 %).
Siamese gecko: How long do they live?
Life expectancy: 12–18 years.
Siamese gecko: Is it suitable for beginners?
Rather not – it is considered an intermediate species (difficulty: Intermediate).
Climate
- Daytime temperature
- 25–30 °C
- Night temperature
- 21–24 °C
- Basking spot
- No basking spot
- Humidity
- 65–80 %
- UVB
- Recommended (UVB 2–5 %)
Enclosure
- Minimum size
- 60×45×80 cm (height)
- Substrate
- Coco humus, cork tubes, bamboo, climbing branches
Feeding
- Food
- House crickets, crickets, roaches, large insects
- Feeding interval
- 2×/week
Key facts
- Adult size
- 25–30 cm total length
- Life expectancy
- 12–18 years
- Origin
- Thailand
- Protection status
- Not listed under CITES
- Brumation
- None
- Cohabitation
- Keeping it singly is least stressful and safest for this large gecko that bites. A pair (1.1) only in a considerably larger enclosure with several hides; drawback: the female is harassed and bite injuries are possible. Never keep two males together.
Notes
A close relative of the tokay, a little slimmer and quieter. A powerful bite – move it only in a container. Very loud calls at night.
Do you keep this species?
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Related species
- Chinese gecko (Gekko chinensis) – Intermediate
- Rock gecko (Gekko petricolus) – Intermediate
- Golden gecko (Gekko badenii) – Beginner
- Grossmann's gecko (Gekko grossmanni) – Intermediate
- Horsfield's gecko (Gekko horsfieldii) – Intermediate
- Japanese gecko (Gekko japonicus) – Intermediate
- Kuhl's flying gecko (Gekko kuhli) – Intermediate
- Spotted house gecko (Gekko monarchus) – Beginner
What you need to start
To keep Siamese gecko (Gekko siamensis) you typically need: a suitable enclosure (60×45×80 cm (height)), substrate (Coco humus, cork tubes, bamboo, climbing branches), a heat source with a thermostat, UVB lighting, thermometer and hygrometer, a water dish and hides. You will find equipment in the Reptoria marketplace.
The complete, interactive care database is in the Reptoria app.
Last updated: 9 October 2026 · Editor: Reptoria editorial team · Sources include: https://reptile-database.reptarium.cz/species?genus=Gekko&species=siamensis, https://en.wikipedia.org/wiki/Gekko_siamensis, https://en.wikipedia.org/wiki/Gekko_smithii, https://reptilesmagazine.com/golden-gecko-care-sheet/
All values are non-binding guidance and do not replace expert advice. Research thoroughly from several sources before acquiring and keeping an animal, and observe the applicable law (species and animal protection in particular).