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Species library › Echinocereus › Echinocereus barthelowianus
Succulents Little published: much of this is inferred from related species

Echinocereus barthelowianus

A densely spined, clump-forming hedgehog cactus from the Pacific coast of Baja California Sur, mainly Isla Magdalena and nearby islands. It grows on rocky hillsides near the sea in full sun, with fog, cool sea air and very little rain. It is listed as Endangered.

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

Rocky hillsides at 10–300 m around Magdalena Bay and its barrier islands, growing with other cacti such as Cochemiea and Stenocereus. Stems reach 30 cm and clumps reach 80 cm across, with dense spines that turn from pink-red to black.

10–300 m on coastal hills.

Baja California SurIsla MagdalenaMexico

🔒 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

Grow Echinocereus barthelowianus? Add it to a free garden and its full profile opens. Pro opens all 38,374 profiles in the library, plants and fungi.

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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.