San Pedro Cactus
The San Pedro Cactus is a fast-growing columnar cactus that is native to the Andes Mountains. It can get to be between 15 and 20 feet tall at maturity. This stunning cactus has long, bright green stems that are up to 6 inches thick and have 5-10 ribs that bear spines up to 2 inches long. The San Pedro Cactus looks great as a center piece for any cactus or rock garden.