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Species library › Dendrobium › Dendrobium biconvexum
Orchids Little published: much of this is inferred from related species

Dendrobium biconvexum

Mount Windsor rock orchid

A large lithophytic Dendrobium from the mountains of tropical north Queensland, related to the rock orchid, D. speciosum. It has spindle-shaped pseudobulbs 20–40 cm long, two to four thick leathery leaves, and dense sprays of 40–75 white to cream flowers from July to September. Grow it like a tropical rock orchid, with bright light, a coarse fast-draining mount or pot, and a dry winter rest.

At home, aim for
Day IntermediateTargets in Plantistry
Night Close to the dayTargets in Plantistry
Humidity Ordinary room humidityBand in Plantistry
Light Bright, filtered lightDLI and PPFD in Plantistry
Expects a seasonal restGrows on rock (lithophyte)

Where it grows wild

Grows on rocks, cliffs and boulders in or near rainforest in mountainous country. Plants on boulders at rainforest edges usually get bright light for part of the day and dry out quickly after rain.

No elevations are recorded. It grows in mountainous areas, probably at several hundred metres or more, but this is not documented.

Australia (Queensland)

🔒 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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More Dendrobium

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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.