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Giant spiny stick insect (Aretaon asperrimus)

Giant spiny stick insect (Aretaon asperrimus), typical appearance of the species

Invertebrates · Difficulty: Beginner

Key facts and care guidance for Giant spiny stick insect (Aretaon asperrimus) (origin: Borneo (the Malaysian part, mainly Sabah)). Adult size around females ~9 cm, males ~6 cm (wingless). Life expectancy females ~12 months, males ~8 months. The values below are carefully researched guidance.

Short answers

Giant spiny stick insect: How big does the enclosure need to be?

30×30×40 cm (a small group).

Giant spiny stick insect: What temperature does it need?

Daytime 24–28 °C, at night 18–22 °C.

Giant spiny stick insect: Does it need UVB lighting?

UVB: No UVB needed.

Giant spiny stick insect: How long do they live?

Life expectancy: females ~12 months, males ~8 months.

Giant spiny stick insect: Is it suitable for beginners?

Yes – it is considered suitable for beginners (difficulty: Beginner).

Climate

Daytime temperature
24–28 °C
Night temperature
18–22 °C
Basking spot
—
Humidity
70–90 %
UVB
No UVB needed

Enclosure

Minimum size
30×30×40 cm (a small group)
Substrate
Coco humus or forest soil, slightly damp; places to climb (branches and twigs)

Feeding

Food
Bramble (the staple, all year), raspberry, oak, beech, hawthorn, blackcurrant
Feeding interval
always offer fresh leaves; replace wilted branches weekly

Key facts

Adult size
females ~9 cm, males ~6 cm (wingless)
Life expectancy
females ~12 months, males ~8 months
Origin
Borneo (the Malaysian part, mainly Sabah)
Protection status
Not protected (not listed under CITES or German nature conservation law); commonly available captive-bred
Brumation
None
Cohabitation
Group keeping is possible and usual; peaceful and not cannibalistic. The males get on with each other. Sexual reproduction (males are common), not pure parthenogenesis. Provide enough climbing opportunities and misted water (for moulting).

Notes

A robust beginner's species that breeds well. Nocturnal, camouflaged as a thorny twig. The females have an ovipositor and lay their eggs in the ground. High humidity matters for moulting, but avoid waterlogging and mould (good ventilation).

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Related species

All species in the care wiki →

What you need to start

To keep Giant spiny stick insect (Aretaon asperrimus) you typically need: a suitable enclosure (30×30×40 cm (a small group)), substrate (Coco humus or forest soil, slightly damp; places to climb (branches and twigs)), 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: http://phasmid-study-group.org/content/psg-118-aretaon-asperrimus-redtenbacher, https://de.wikipedia.org/wiki/Kleine_Dornschrecke, https://www.gottesanbeterin-forum.de/thread/10101-aretaon-asperrimus-haltung-und-zucht/

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).