Species library › Dracaena › Dracaena jayniana
Other Partly documented

Dracaena jayniana

Chan daeng

A woody, branching dragon tree up to 8 m tall with leathery pale green leaves, golden-yellow flowers, red berries and red sap. It was described in 2012 from limestone hilltops in central and north-eastern Thailand. It needs strong light, a very free-draining mineral mix and a distinct dry season.

At home, aim for
Day Warm-growingTargets in Plantistry
Night Close to the dayTargets in Plantistry
Humidity Dry airBand in Plantistry
Light Full sunDLI and PPFD in Plantistry
Expects a seasonal restGrows on rock (lithophyte)

Where it grows wild

Grows on hilltop limestone karst, rooted in cracks and pockets of the rock. Related Thai dragon trees on limestone grow on exposed ridges and summits, where higher and more exposed plants are smaller and more open-crowned.

Wikipedia gives 300–500 m. GBIF records give no altitudes.

ThailandLaos

🔒 Growing it like that

The wild conditions above, turned into targets for a shelf, a tent or a greenhouse. The full profile has:

✓ Day and night temperature targets, and the limits it tolerates
✓ Humidity band, and how to hold it
✓ Light as DLI and PPFD for a grow light
✓ Wet and dry seasons, and whether to rest it
✓ Substrate and airflow
✓ A step-by-step setup to grow it like the wild

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Profiles are drafts built from measured range and climate and from published sources; each section carries its own confidence in the app.