Arthrocereus spinosissimus
An upright, basally branching columnar cactus densely clothed in fine yellowish spines, with white night flowers, restricted to the sandstone plateau of Chapada dos Guimarães in Mato Grosso, Brazil. It wants warmth, bright light, wet summers and a distinctly dry winter.
Where it grows wild
Rocky cerrado and sandstone outcrops on the Chapada dos Guimarães plateau, growing among grasses and low shrubs in open sun.
Literature gives about 800–900 m; the single climate site is at about 550 m.
🔒 Growing it like that
The wild conditions above, turned into targets for a shelf, a tent or a greenhouse. The full profile has:
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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 4.0 licence, unmodified.