Reptoria

Grall's flower beetle (Eudicella gralli)

Grall's flower beetle (Eudicella gralli), typical appearance of the species

Invertebrates · Difficulty: Beginner

Key facts and care guidance for Grall's flower beetle (Eudicella gralli) (origin: East Africa). Adult size around 3–4 cm. Life expectancy larva 6–9 months, beetle 3–6 months. The values below are carefully researched guidance.

Short answers

Grall's flower beetle: How big does the enclosure need to be?

30×20×25 cm.

Grall's flower beetle: What temperature does it need?

Daytime 23–27 °C, basking spot No basking spot, at night 20–23 °C.

Grall's flower beetle: Does it need UVB lighting?

UVB: Not required.

Grall's flower beetle: How long do they live?

Life expectancy: larva 6–9 months, beetle 3–6 months.

Grall's flower beetle: Is it suitable for beginners?

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

Climate

Daytime temperature
23–27 °C
Night temperature
20–23 °C
Basking spot
No basking spot
Humidity
65–80 %
UVB
Not required

Enclosure

Minimum size
30×20×25 cm
Substrate
Larvae: flake soil or leaf mould 15–20 cm; beetles: mould plus branches

Feeding

Food
Larvae: mould; beetles: fruit, beetle jelly
Feeding interval
beetles every 2–3 days

Key facts

Adult size
3–4 cm
Life expectancy
larva 6–9 months, beetle 3–6 months
Origin
East Africa
Protection status
Not listed under CITES
Brumation
None
Cohabitation
Keep adult beetles in a group (pairs, e.g. 1 male to 2 females); rear larvae individually instead. Larvae become strongly cannibalistic when food or space is short and will eat each other; as adult beetles, several pairs get along in a sufficiently large enclosure.

Notes

A good way into beetle breeding: brilliant green with a yellow stripe, straightforward and quick through the cycle.

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Related species

All species in the care wiki →

What you need to start

To keep Grall's flower beetle (Eudicella gralli) you typically need: a suitable enclosure (30×20×25 cm), substrate (Larvae: flake soil or leaf mould 15–20 cm; beetles: mould plus branches), 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: 9 October 2026 · Editor: Reptoria editorial team · Sources include: https://en.wikipedia.org/wiki/Eudicella_gralli, https://www.six-pattes.com/en/flower-beetle/337-eudicella-gralli-hubini.html

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).