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Species library › Pachycereus › Pachycereus weberi
Succulents Partly documented

Pachycereus weberi

A giant candelabra cactus, among the most massive in Mexico, from the hot, seasonally dry valleys of Puebla, Oaxaca, Guerrero and Morelos. Young plants grow well in strong light and warmth with a summer-wet, winter-dry rhythm, and they dislike cold, wet conditions.

Pachycereus weberi
Photo: Amante Darmanin from Malta, CC BY 2.0, via Wikimedia Commons
At home, aim for
Day IntermediateTargets 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 in the ground

Where it grows wild

Tropical deciduous forest and columnar-cactus scrub in dry inland valleys such as the Tehuacán–Cuicatlán region, on rocky slopes and alluvial flats. Mature plants rise above the scrub canopy.

Published range is about 600–1,500 m; records span 110–2,236 m with a median of 1,026 m.

Mexico CentralMexico SouthwestMexico GulfMexico Northeast

🔒 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 CC BY 2.0 licence, unmodified.