Bogert's garter snake (Thamnophis bogerti)
Snakes · Difficulty: Expert
Key facts and care guidance for Bogert's garter snake (Thamnophis bogerti) (origin: Southern Mexico: highlands of Oaxaca, south-eastern Puebla and adjacent Veracruz (Mixteca, Sierra de Juárez, Sierra Miahuatlán, Tehuacán-Cuicatlán), oak and pine-oak forests at about 1,900–2,900 m). Adult size around 40–60 cm (snout-vent length up to about 45 cm). Life expectancy 8–10 years. The values below are carefully researched guidance.
Short answers
Bogert's garter snake: How big does the enclosure need to be?
From 75×45×30 cm (minimum size per the 1997 expert report, garter snakes) (about one fifth more floor space for each additional animal).
Bogert's garter snake: What temperature does it need?
Daytime 18–25 °C, basking spot Basking spot 28–30 °C.
Bogert's garter snake: Does it need UVB lighting?
UVB: Recommended.
Bogert's garter snake: How long do they live?
Life expectancy: 8–10 years.
Bogert's garter snake: Is it suitable for beginners?
No – better suited to experienced keepers (difficulty: Expert).
Climate
- Daytime temperature
- 18–25 °C
- Night temperature
- 10–14 °C
- Basking spot
- Basking spot 28–30 °C
- Humidity
- 50–70 % (montane forest, provide dry resting spots)
- UVB
- Recommended
Enclosure
- Minimum size
- from 75×45×30 cm (minimum size per the 1997 expert report, garter snakes) (about one fifth more floor space for each additional animal)
- Substrate
- Humus-sand mix with oak leaf litter, stones and bark as hides, a medium-sized water basin, one dry side
Feeding
- Food
- Low-thiaminase fish and earthworms, plus mouse fillet or small frozen mice if accepted. Frogs and lizards have been recorded as prey in the wild; do not feed wild-caught frogs.
- Feeding interval
- adults 2×/week, juveniles more often
Key facts
- Adult size
- 40–60 cm (snout-vent length up to about 45 cm)
- Life expectancy
- 8–10 years
- Origin
- Southern Mexico: highlands of Oaxaca, south-eastern Puebla and adjacent Veracruz (Mixteca, Sierra de Juárez, Sierra Miahuatlán, Tehuacán-Cuicatlán), oak and pine-oak forests at about 1,900–2,900 m
- Protection status
- Not listed under CITES
- Brumation
- Winter rest of 8–10 weeks at 5–10 °C
- Cohabitation
- Group keeping is possible (a small group of similarly sized animals, several hides). The feeding accident remains the risk: always feed singly, ideally in separate boxes, and only house animals of roughly the same size together.
Notes
Hardly any keeping experience; values are derived from the habitat (montane forests at about 2,000–2,900 m) and from close relatives. Since 2024 the former species T. conanti and T. lineri have been included in T. bogerti. Probably does not tolerate summer heat above 28 °C.
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Related species
- Ahumada's alpine garter snake (Thamnophis ahumadai) – Expert
- Butler's garter snake (Thamnophis butleri) – Intermediate
- Cope's mountain meadow snake (Thamnophis copei) – Expert
- Fox's mountain meadow snake (Thamnophis foxi) – Expert
- Yellow-throated garter snake (Thamnophis pulchrilatus) – Expert
- Common garter snake (Thamnophis sirtalis) – Beginner
- Godman's garter snake (Thamnophis godmani) – Expert
- Goldenhead garter snake (Thamnophis chrysocephalus) – Expert
What you need to start
To keep Bogert's garter snake (Thamnophis bogerti) you typically need: a suitable enclosure (from 75×45×30 cm (minimum size per the 1997 expert report, garter snakes) (about one fifth more floor space for each additional animal)), substrate (Humus-sand mix with oak leaf litter, stones and bark as hides, a medium-sized water basin, one dry side), 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: 27 October 2026 · Editor: Reptoria editorial team · Sources include: Canseco-Márquez & Gutiérrez-Mayén 2010 – Kopf-Rumpf bis 445 mm (bogerti) bzw. 455 mm (conanti) – https://www.biodiversidad.gob.mx/pdf/libros/AvtparteB.pdf, gartersnake.co.uk, Maintenance – kleine Gruppen möglich, trächtige Weibchen allein – https://www.gartersnake.co.uk/maintenance/, ReptiFiles Garter Snake Care Sheet – Gruppenhaltung möglich, einzeln füttern – https://reptifiles.com/garter-snake-care-sheet/, Canseco-Márquez & Gutiérrez-Mayén 2010, Anfibios y reptiles del Valle de Tehuacán-Cuicatlán (CONABIO) – T. bogerti frisst Frösche (Lithobates spectabilis) und Echsen (Anolis quercorum), tagaktiv, terrestrisch und halbaquatisch, Eichenwald 2.250–2.315 m, Kopf-Rumpf bis 445 mm; T. conanti bis 455 mm, Kiefern-Eichen-Wald 1.905–2.400 m – https://www.biodiversidad.gob.mx/pdf/libros/AvtparteB.pdf, Canseco-Márquez & Gutiérrez-Mayén 2010 – vivípara – https://www.biodiversidad.gob.mx/pdf/libros/AvtparteB.pdf
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).