Previous plant

Cleistocactus strausii

Next plant

The flowers won't open.

Author:  Curt Backeberg 1913
Family:  Cactaceae
Habitat:   Bolivia and Argentina, between 3,000 and 4,000m height.
Soil:   Grit
Water:   Medium-Maximum
Sun:   Maximum
Thickness:  6 centimetres
Height:  3 meters
Flower:   Deep red
Propagate:   Seeds/Cuttings
Names:   Silver Torch
Synonyms:  Borzicactus strausii, A.Berger.
Cephalocereus straussii,
Cereus strausii,
Denmoza strausii,
Denmoza strausii
var. luteispina, Fric.
Echinopsis nothostrausii,
Anceschi & Magli.
Pilocereus strausii,
Heese 1907.
Pilocereus strausii f. cristatus,

This member of the Cactaceae family was described by Curt Backeberg in 1913. It is found in the mountains of Bolivia and Argentina, growing in extreme well-drained soil with quiet some water in summer, and none in winter. Lots of sun, but not too high temperatures, can even stand 10 C frost! It will grow to six centimetres in diameter and three meters high. The flowers are deep red, and won't open. It can be reproduced both by seeds and with some luck; Cuttings. 

SubFamily: Cactoideae, Tribe: Trichocereeae

Cleistois fromthe Greek words Kleistos, meaning closed (the flowers don't open), and Kaktos means thistle.
strausii in honour of Lazarus Straus,1862-1934. A German botanist from of Bruchsal, and co-founder of the German Cactus Society,