Armatocereus cartwrightianus

A tall, branching tree cactus of the coastal dry forests and scrub of southwestern Ecuador and northwestern Peru. It wants full sun, warmth all year, a fast-draining mix and a long dry season; it is cold-sensitive compared with Andean cacti.

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 lowland tropical dry forest and thorn scrub on the Pacific coastal plain and foothills, often a dominant tree-like cactus on dry hills.

Mostly near sea level (median about 50 m), recorded up to about 2,500 m in the foothills.

S-EcuadorN-Peru

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

Start free Sign in

More Armatocereus

Armatocereus rauhii Armatocereus godingianus Armatocereus laetus Armatocereus matucanensis Armatocereus procerus Armatocereus ghiesbreghtii

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 4.0 licence, unmodified.