Reptoria

Persian rat snake (Zamenis persicus)

Persian rat snake (Zamenis persicus), typical appearance of the species

Snakes · Difficulty: Intermediate

Key facts and care guidance for Persian rat snake (Zamenis persicus) (origin: Northern Iran, the Caspian coastal region, Azerbaijan (the Hyrcanian forests)). Adult size around approx. 90 cm, max. ~110 cm. Life expectancy over 20 years is possible. The values below are carefully researched guidance.

Short answers

Persian rat snake: How big does the enclosure need to be?

From 110×55×110 cm (minimum size according to the 1997 expert report, formerly Elaphe); adults like to climb, taller is better.

Persian rat snake: What temperature does it need?

Daytime 22–24 °C, basking spot 28–30 °C (local hot spot), at night 18–20 °C.

Persian rat snake: Does it need UVB lighting?

UVB: UVB not essential.

Persian rat snake: How long do they live?

Life expectancy: over 20 years is possible.

Persian rat snake: Is it suitable for beginners?

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

Climate

Daytime temperature
22–24 °C
Night temperature
18–20 °C
Basking spot
28–30 °C (local hot spot)
Humidity
50–70 % (a forest dweller; a humid hide, but never permanently wet)
UVB
UVB not essential

Enclosure

Minimum size
from 110×55×110 cm (minimum size according to the 1997 expert report, formerly Elaphe); adults like to climb, taller is better
Substrate
Forest humus or coco humus with climbing branches; a damp hide with sphagnum moss

Feeding

Food
Frozen-thawed mice matched to their girth
Feeding interval
adults every 7–14 days, juveniles every 5–7 days

Key facts

Adult size
approx. 90 cm, max. ~110 cm
Life expectancy
over 20 years is possible
Origin
Northern Iran, the Caspian coastal region, Azerbaijan (the Hyrcanian forests)
Protection status
Non-European, not protected under CITES, EU law or German nature conservation law; no registration duty in Germany
Brumation
A cooler winter spell of about 8–12 weeks at about 10–14 °C is recommended (a temperate origin, and it helps breeding)
Cohabitation
Keep them singly – territorial, and they can be intolerant or aggressive towards each other; put them together only temporarily for breeding

Notes

A rarely kept, less well documented species; some figures come from a few keeper reports. Because of its forest origin it needs higher humidity and a slightly damp hide – but permanent wetness leads to intestinal inflammation. Diurnal and fond of climbing.

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Related species

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What you need to start

To keep Persian rat snake (Zamenis persicus) you typically need: a suitable enclosure (from 110×55×110 cm (minimum size according to the 1997 expert report, formerly Elaphe); adults like to climb, taller is better), substrate (Forest humus or coco humus with climbing branches; a damp hide with sphagnum moss), 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://en.wikipedia.org/wiki/Persian_ratsnake, https://eol.org/pages/794903, https://reptile-database.reptarium.cz/species?genus=Zamenis&species=persicus

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).