Stenocereus alamosensis

A sprawling, arching columnar cactus (formerly Rathbunia) of the hot coastal thornscrub of Sonora and Sinaloa, with red tubular hummingbird flowers. It wants strong sun, real heat, a dry mild winter and generous watering during the late-summer monsoon.

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

Grows in coastal plain thornscrub and tropical deciduous scrub on sandy or rocky ground, its stems arching over and rooting where they touch the soil, often forming thickets.

Recorded from sea level to about 690 m, median around 60 m; essentially a lowland coastal species.

Mexico NorthwestMexico Southwest

🔒 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-SA 3.0 licence, unmodified.