Reptoria

Green tree python – Jayapura (Morelia viridis)

Green tree python – Jayapura (Morelia viridis) in a terrarium

Snakes · Difficulty: Intermediate

Key facts and care guidance for Green tree python – Jayapura (Morelia viridis) (origin: Northern New Guinea (the Jayapura region)). Adult size around 120–180 cm. Life expectancy 15–20 years. The values below are carefully researched guidance.

Short answers

Green tree python – Jayapura: How big does the enclosure need to be?

From 135×90×200 cm (minimum size per the 1997 expert report, diamond and amethystine pythons up to 2 m, tree pythons — this species lives in the branches, so height matters more than floor area).

Green tree python – Jayapura: What temperature does it need?

Daytime 26–31 °C, basking spot 32 °C, at night 22–25 °C.

Green tree python – Jayapura: Does it need UVB lighting?

UVB: Recommended (UVB 5.0).

Green tree python – Jayapura: How long do they live?

Life expectancy: 15–20 years.

Green tree python – Jayapura: Is it suitable for beginners?

Rather not – it is considered an intermediate species (difficulty: Intermediate).

Climate

Daytime temperature
26–31 °C
Night temperature
22–25 °C
Basking spot
32 °C
Humidity
70–85 %
UVB
Recommended (UVB 5.0)

Enclosure

Minimum size
from 135×90×200 cm (minimum size per the 1997 expert report, diamond and amethystine pythons up to 2 m, tree pythons — this species lives in the branches, so height matters more than floor area)
Substrate
Coco humus and bark mulch, horizontal resting branches at several heights, a water dish

Feeding

Food
Frozen-thawed mice of a suitable size
Feeding interval
every 10–14 days

Key facts

Adult size
120–180 cm
Life expectancy
15–20 years
Origin
Northern New Guinea (the Jayapura region)
Protection status
CITES II
Brumation
None
Cohabitation
Keep them singly. Snakes are solitary and do not seek company — a shared hide is competition for the best spot, not social behaviour. The concrete reason is the feeding accident: if two animals grab the same food item, one can swallow the other along with it. On top of that, once they are kept together you can no longer tell which animal has eaten and which is losing weight. For breeding, put them together under supervision and separate them again afterwards.

Notes

A local form usually with a continuous blue dorsal stripe and a strong green. Like all chondros: horizontal perching branches at various heights and stable humidity are decisive; keep handling to a minimum.

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Related species

All species in the care wiki →

What you need to start

To keep Green tree python – Jayapura (Morelia viridis) you typically need: a suitable enclosure (from 135×90×200 cm (minimum size per the 1997 expert report, diamond and amethystine pythons up to 2 m, tree pythons — this species lives in the branches, so height matters more than floor area)), substrate (Coco humus and bark mulch, horizontal resting branches at several heights, a water dish), 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: 24 September 2026 · Editor: Reptoria editorial team · Sources include: http://morelia-viridis.blogspot.com/2009/03/localities-and-chondro-races.html, https://en.wikipedia.org/wiki/Green_tree_python, https://reptifiles.com/green-tree-python-care-sheet/, https://reptile-database.reptarium.cz/species?genus=Morelia&species=azurea, https://reptile-database.reptarium.cz/species?genus=Morelia&species=viridis

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).