Phalaenopsis stuartiana

A large moth orchid from Mindanao with silver-mottled leaves that are purple underneath, and branched sprays of white flowers whose lower halves are spotted reddish brown. It is an epiphyte in hot, wet lowland forest; the historic commercial supply came from the Agusan River valley. In cultivation it flowers mainly from late winter to spring.

At home, aim for

Day Warm-growingTargets in Plantistry

Night Close to the dayTargets in Plantistry

Humidity Ordinary room humidityBand in Plantistry

Light Dappled lightDLI and PPFD in Plantistry

No rest periodGrows on trees (epiphyte)

Where it grows wild

An epiphyte on trees in humid lowland forest. A specimen from the Agusan River notes an epiphyte with variegated leaves that are purple underneath. Detailed field descriptions of its position in the canopy were not found.

No elevations are recorded for wild plants; the Agusan valley is lowland, and the measured climate is consistent with low elevations.

Philippines: Mindanao

🔒 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.