Domino cockroach (Therea bernhardti)
Invertebrates · Difficulty: Beginner
Key facts and care guidance for Domino cockroach (Therea bernhardti) (origin: India). Adult size around approx. 1.5–2.2 cm (females stockier). Life expectancy approx. 1–1.5 years. The values below are carefully researched guidance.
Short answers
Domino cockroach: How big does the enclosure need to be?
Approx. 30×20×20 cm or from ~10 l for a group (tightly closing).
Domino cockroach: What temperature does it need?
Daytime 22–28 °C (breeding at a constant ~24 °C), at night room temperature (20–22 °C).
Domino cockroach: Does it need UVB lighting?
UVB: No UVB needed.
Domino cockroach: How long do they live?
Life expectancy: approx. 1–1.5 years.
Domino cockroach: Is it suitable for beginners?
Yes – it is considered suitable for beginners (difficulty: Beginner).
Climate
- Daytime temperature
- 22–28 °C (breeding at a constant ~24 °C)
- Night temperature
- room temperature (20–22 °C)
- Basking spot
- —
- Humidity
- 50–60 % (slightly damp substrate)
- UVB
- No UVB needed
Enclosure
- Minimum size
- approx. 30×20×20 cm or from ~10 l for a group (tightly closing)
- Substrate
- Deciduous forest humus or coco humus with a layer of leaf litter (oak, beech) and rotten wood, about 10 cm deep (the oothecae are buried)
Feeding
- Food
- Fish flakes, silkworm pupae, bloodworms (protein) plus vegetables (courgette, pumpkin, carrot, melon) and lettuce
- Feeding interval
- fresh food 1–2×/week, dry food always available
Key facts
- Adult size
- approx. 1.5–2.2 cm (females stockier)
- Life expectancy
- approx. 1–1.5 years
- Origin
- India
- Protection status
- Not protected. Do not release it.
- Brumation
- None
- Cohabitation
- Colony or group keeping is usual and straightforward (sociable). Note: do NOT keep different Therea species together (hybridisation).
Notes
An attractive diurnal display cockroach (the domino roach), black with white dots. It lays oothecae. Robust and suitable for beginners. Some animals offered are a Therea "hybrid mix" – for the pure species, watch the origin.
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Related species
- Domino cockroach (Therea petiveriana) – Beginner
- Dubia roach (Blaptica dubia) – Beginner
- Peppered cockroach (Archimandrita tesselata) – Beginner
- Green banana cockroach (Panchlora nivea) – Beginner
- Halloween hissing cockroach (Elliptorhina javanica) – Beginner
- Glowspot cockroach (Lucihormetica subcincta) – Intermediate
- Madagascar hissing cockroach (Gromphadorhina portentosa) – Beginner
- Orange-headed cockroach (Eublaberus posticus) – Beginner
What you need to start
To keep Domino cockroach (Therea bernhardti) you typically need: a suitable enclosure (approx. 30×20×20 cm or from ~10 l for a group (tightly closing)), substrate (Deciduous forest humus or coco humus with a layer of leaf litter (oak, beech) and rotten wood, about 10 cm deep (the oothecae are buried)), 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: 25 September 2026 · Editor: Reptoria editorial team · Sources include: https://en.wikipedia.org/wiki/Therea_petiveriana, https://postpods.co.uk/blogs/articles-not-isopod-related/domino-cockroach-care-guide, https://www.thewildmartin.com/blog-roaches/therea-petiveriana-the-domino-roach
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).