Epiphyllum laui
A mountain orchid cactus from Chiapas, with flat stems and large white night-blooming flowers. It grows as an epiphyte or on rock in cool, humid forest, so it wants cooler, moister conditions than most Epiphyllum.
At home, aim for
Day
Cool-growingTargets in Plantistry
Night
Close to the dayTargets in Plantistry
Humidity
Ordinary room humidityBand in Plantistry
Light
Dappled lightDLI and PPFD in Plantistry
Expects a seasonal restGrows on trees (epiphyte)
Where it grows wild
Montane forest, growing both on trees and on rocks.
Literature gives 1800–2000 m; records range from 748 to 2200 m.
Mexico SoutheastChiapas
🔒 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 Epiphyllum
Profiles are drafts built from measured range and climate and from published sources; each section carries its own confidence in the app.