European fire ant (Myrmica rubra)
Invertebrates · Difficulty: Beginner
Key facts and care guidance for European fire ant (Myrmica rubra) (origin: Europe). Adult size around worker 4–6 mm, queen 6–7 mm. Life expectancy queen 10–15 years. The values below are carefully researched guidance.
Short answers
European fire ant: How big does the enclosure need to be?
Nest from 10×10 cm plus a foraging area from 20×20 cm.
European fire ant: What temperature does it need?
Daytime 20–25 °C, at night room temperature is enough.
European fire ant: Does it need UVB lighting?
UVB: Not required.
European fire ant: How long do they live?
Life expectancy: queen 10–15 years.
European fire ant: Is it suitable for beginners?
Yes – it is considered suitable for beginners (difficulty: Beginner).
Climate
- Daytime temperature
- 20–25 °C
- Night temperature
- room temperature is enough
- Humidity
- nest 60–80 %, foraging area 40–60 %
- UVB
- Not required
Enclosure
- Minimum size
- nest from 10×10 cm plus a foraging area from 20×20 cm
- Substrate
- An aerated-concrete or plaster nest, damp
Feeding
- Food
- Sugar water plus insects
- Feeding interval
- sugar always available, insects 2–3×/week
Key facts
- Adult size
- worker 4–6 mm, queen 6–7 mm
- Life expectancy
- queen 10–15 years
- Origin
- Europe
- Protection status
- —
- Brumation
- Essential: October to March at 5–8 °C
- Cohabitation
- Colony per enclosure. Polygynous - several queens are normal, averaging around fifteen and up to a hundred per nest in the wild. These animals naturally live in groups. Never combine two colonies - unfamiliar animals are not readily accepted.
Notes
Defensive and with a working sting: stings are harmless to humans but noticeable. It needs it permanently damp.
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Related species
- Asian carpenter ant (Camponotus nicobarensis) – Beginner
- Leafcutter ant (Acromyrmex octospinosus) – Experts
- Nylander's acorn ant (Temnothorax nylanderi) – Beginner
- European fire ant (Manica rubida) – Intermediate
- Brown-black carpenter ant (Camponotus ligniperda) – Intermediate
- Harvester ant (Messor barbarus) – Beginner
- Yellow meadow ant (Lasius flavus) – Beginner
- Silky field ant (Formica fusca) – Beginner
What you need to start
To keep European fire ant (Myrmica rubra) you typically need: a suitable enclosure (nest from 10×10 cm plus a foraging area from 20×20 cm), substrate (An aerated-concrete or plaster nest, damp), 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: 25 September 2026 · Editor: Reptoria editorial team · Sources include: https://de.wikipedia.org/wiki/Rote_Gartenameise, https://en.wikipedia.org/wiki/Myrmica_rubra
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).