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Species library › Echinocereus › Echinocereus arizonicus
Succulents Well documented

Echinocereus arizonicus

The Arizona claret cup, a clumping hedgehog cactus with scarlet flowers from rocky slopes in Arizona, New Mexico and Chihuahua. It sees hard frosts in winter and summer monsoon rain, and flowers best after a cold, dry winter.

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 on rock (lithophyte)

Where it grows wild

Rocky slopes in desert scrub, grassland and chaparral, alongside oaks, manzanita and shrubs. It typically grows among boulders and in rock crevices.

Recorded from 610 to 2340 m, median about 1590 m; literature gives 1400–1900 m.

ArizonaNew MexicoChihuahua

🔒 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 arizonicus? 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.