Garter Snake Care Sheet
BeginnerThamnophis sirtalis · snake
Garter snakes are active, hardy, and easy to care for, making them excellent beginner snakes. They thrive in a moderate humidity environment with a warm basking spot and plenty of hides.
Quick care stats
Adult size18-30 inches
Lifespan6-10 years
Min enclosure40 gallon breeder (36x18x18 in)
Basking temp85-90°F
Ambient temp70-80°F
Night temp65-75°F
Humidity40-60%
UVBOptional - low level UVB (e.g., T5 HO 5.0) beneficial
DietEarthworms, fish, and rodents; feed juveniles every 5-7 days, adults every 7-10 days.
HandlingGenerally docile but may musk; regular handling reduces stress.
What you need (full setup)
🔧 T5 HO UVB fixture (optional) or LED lighting for day cycleSupports natural behavior and vitamin D synthesis if provided; otherwise, ensure dietary D3.🔧 Heat bulb (e.g., halogen flood or ceramic heat emitter)Creates basking spot at 85-90°F for thermoregulation.🔧 Thermostat (for heat source)Prevents overheating and ensures safe temperatures.🔧 Digital thermometer/hygrometer probeMonitors ambient temperature and humidity levels accurately.🔧 Substrate (aspen, coconut coir, or cypress mulch)Retains moderate humidity, allows burrowing, and is safe if ingested in small amounts.🔧 Two hides (warm and cool side)Provides security and helps regulate stress.🔧 Large water bowl (heavy to avoid tipping)For drinking and soaking; helps maintain humidity.🔧 Decor (branches, silk plants, cork bark)Enriches environment and encourages climbing and exploration.
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Common health issues
- Respiratory infections (due to low humidity or cold temps)
- Mites (from poor husbandry or new animals)
- Obesity (from overfeeding)
⚠️ For any sign of illness (not eating, lethargy, swelling, retained shed), see a qualified exotics vet. Care sheets are general guidance only.