Cleistocactus strausii Specimen 40 / 160The tallest specimen of the species to have graced our collection, the tall hairy stems of this Cleistocactus strausii also have an abundance of bold pink blooms. Native to arid areas of Bolivia, Cleistocactus strausii is commonly known as the silver torch cactus. Its columnar stems can reach around 3 metres tall, covered in masses of dense white hairs in between which thick yellow spines grow. Mature cacti produce long tubular flowers during the