Silver Torch Cactus | Wooly Torch Cactus | Cleistocactus Strausii
It is native to high mountain regions of Bolivia and Argentina.
Its slender, erect, grey-green columns can reach a height of 3 m (9.8 ft), but are only about 6 cm (2.5 in) across. Older cactuses, over 45 cm (17.5 in) tall, produce deep red, burgundy, flowers in late summer.
The makes for a great indoor cactus, it is very easy to care for and does not require very high levels of light to grow tall.