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Species library › Cattleya › Cattleya grandis
Orchids Well documented

Cattleya grandis

Cattleya grandis (formerly Laelia grandis) is a large epiphytic Cattleya of the lowland Atlantic forest from southeastern Bahia to northern Espírito Santo, with tan-yellow petals and a white, pink-veined lip. It grows warm, bright and humid with only a mild drier spell.

Cattleya grandis
Photo: Walter Hood Fitch (1817-1892) del. et lith. Description by Joseph Dalton Hooker (1817—1911), Public domain, via Wikimedia Commons
At home, aim for
Day Warm-growingTargets in Plantistry
Night Close to the dayTargets in Plantistry
Humidity Ordinary room humidityBand in Plantistry
Light Bright, filtered lightDLI and PPFD in Plantistry
No rest periodGrows on trees (epiphyte)

Where it grows wild

An epiphyte on trees in lowland Atlantic forest; recorded elevations are low, and it presumably grows high on trunks and branches in bright, filtered light.

GBIF elevations run 84–478 m, median 420 m (6 records).

Brazil Northeast (Bahia)Brazil Southeast (Espírito Santo)

🔒 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. Photo from Wikimedia Commons, used under its Public domain licence, unmodified.