Echinocereus bristolii

A clustering hedgehog cactus with whitish-spined stems and large pink flowers, from scrub and semidesert grassland around Soyopa in Sonora. It has a cold, dry, bright winter, a very hot dry spring, and summer monsoon rains. A cool, dry winter rest is key to flowering.

At home, aim for

Day Cool-growingTargets 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

Scrub and semidesert grassland on rocky slopes, often growing with Echinocereus rigidissimus.

250 to 1,350 m; the measured sites lie at 900 to 1,400 m.

Sonora

🔒 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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More Echinocereus

Echinocereus reichenbachii Echinocereus triglochidiatus Echinocereus engelmannii Echinocereus chisoensis Echinocereus dasyacanthus Echinocereus fendleri Echinocereus arizonicus Echinocereus coccineus Echinocereus enneacanthus Echinocereus pectinatus Echinocereus pentalophus Echinocereus rigidissimus All 87 →

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 4.0 licence, unmodified.