Reptoria

Sunbeam snake (Xenopeltis unicolor)

Sunbeam snake (Xenopeltis unicolor), typical appearance of the species

Snakes · Difficulty: Intermediate

Key facts and care guidance for Sunbeam snake (Xenopeltis unicolor) (origin: South-East Asia). Adult size around 80–130 cm. Life expectancy 10–15 years. The values below are carefully researched guidance.

Short answers

Sunbeam snake: How big does the enclosure need to be?

From 130×65×65 cm (minimum size per the 1997 expert report, sunbeam snakes).

Sunbeam snake: What temperature does it need?

Daytime 25–31 °C, basking spot No basking spot, at night 22–25 °C.

Sunbeam snake: Does it need UVB lighting?

UVB: Not required.

Sunbeam snake: How long do they live?

Life expectancy: 10–15 years.

Sunbeam snake: Is it suitable for beginners?

Rather not – it is considered an intermediate species (difficulty: Intermediate).

Climate

Daytime temperature
25–31 °C
Night temperature
22–25 °C
Basking spot
No basking spot
Humidity
75–90 %
UVB
Not required

Enclosure

Minimum size
from 130×65×65 cm (minimum size per the 1997 expert report, sunbeam snakes)
Substrate
Damp coco humus 15–20 cm for burrowing, leaf litter, a water dish

Feeding

Food
Frozen-thawed mice of a suitable size
Feeding interval
1×/week

Key facts

Adult size
80–130 cm
Life expectancy
10–15 years
Origin
South-East Asia
Protection status
Not listed under CITES
Brumation
None
Cohabitation
Keep them singly. Snakes are solitary and do not seek company — a shared hide is competition for the best spot, not social behaviour. The concrete reason is the feeding accident: if two animals grab the same food item, one can swallow the other along with it. On top of that, once they are kept together you can no longer tell which animal has eaten and which is losing weight. For breeding, put them together under supervision and separate them again afterwards.

Notes

The scales shimmer in rainbow colours in the light. It spends practically all day buried – deep, permanently damp substrate is the most important keeping factor. Not a display animal, but fascinating.

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Related species

All species in the care wiki →

What you need to start

To keep Sunbeam snake (Xenopeltis unicolor) you typically need: a suitable enclosure (from 130×65×65 cm (minimum size per the 1997 expert report, sunbeam snakes)), substrate (Damp coco humus 15–20 cm for burrowing, leaf litter, a water dish), a heat source with a thermostat, 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://en.wikipedia.org/wiki/Xenopeltis_unicolor, https://reptile-database.reptarium.cz/species?genus=Xenopeltis&species=unicolor

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).