Cleistocactus colademononis is endemic to the Bolivian department of Santa Cruz in the province of Florida, Bolivia. The species is epilithic, grows hanging from steep rock faces protruding above the surrounding jungle.
Cleistocactus winteri subs. colademononis, sometimes listed under its old name of Hildewintera colademononis, is a fantastic plant with very long white and soft, hairlike spines. The common name “monkey's tail” refers to the appearance of the hairy stems. It is free flowering and the outsize bright red blooms are particularly decorative. Cleistocactus winteri subs. colademononis is a vigorous, epilithic (growing on rocks) cactus, branching at the base. At first upright, then pendent and is up to 2.5 meters long. The stems are cylindrical, light green 2-7 cm across, completely concealed by the spines. Cleistocactus winteri subs. colademononis is of easy culture, which makes it a good cactus for beginners. It suited to hanging baskets as well as pots.