Reptoria

Great Plains skink (Plestiodon obsoletus)

Great Plains skink (Plestiodon obsoletus), typical appearance of the species

Skinks · Difficulty: Beginner

Key facts and care guidance for Great Plains skink (Plestiodon obsoletus) (origin: The central USA – prairie). Adult size around 16–25 cm total length. Life expectancy 8–12 years. The values below are carefully researched guidance.

Short answers

Great Plains skink: How big does the enclosure need to be?

100×50×40 cm.

Great Plains skink: What temperature does it need?

Daytime 27–33 °C, basking spot 42 °C, at night 16–20 °C.

Great Plains skink: Does it need UVB lighting?

UVB: Essential (UVB 10.0).

Great Plains skink: How long do they live?

Life expectancy: 8–12 years.

Great Plains skink: Is it suitable for beginners?

Yes – it is considered suitable for beginners (difficulty: Beginner).

Climate

Daytime temperature
27–33 °C
Night temperature
16–20 °C
Basking spot
42 °C
Humidity
40–55 %
UVB
Essential (UVB 10.0)

Enclosure

Minimum size
100×50×40 cm
Substrate
Sand-loam they can dig in, flat stones, bark

Feeding

Food
House crickets, crickets, roaches, mealworm larvae
Feeding interval
3–4×/week

Key facts

Adult size
16–25 cm total length
Life expectancy
8–12 years
Origin
The central USA – prairie
Protection status
Not listed under CITES
Brumation
A winter rest of 10–14 weeks at 8–14 °C
Cohabitation
Keeping them singly is the least stressful option. One male with several females is also possible if every animal gets its own heat spot and hide, and animals of different sizes are fed separately. Two males do not get on: they fight over territory and the basking spot until one is seriously injured or sits permanently in a corner.

Notes

A burrowing prairie dweller, often in the substrate by day. To be kept drier than the broad-headed skink. Simulating winter matters for health and breeding.

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Related species

All species in the care wiki →

What you need to start

To keep Great Plains skink (Plestiodon obsoletus) you typically need: a suitable enclosure (100×50×40 cm), substrate (Sand-loam they can dig in, flat stones, bark), 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://de.wikipedia.org/wiki/Spitzkopfskink, https://reptile-database.reptarium.cz/species?genus=Plestiodon&species=obsoletus

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).