Popular for its bushy growing habit, Cereus hexagonus is a tree-like cactus that starts branching right from the base. Its narrow and erect body has made this prickly greenie a popular choice among many amateur and professional gardeners.
Commonly known as Blue Cereus, Lady of the Night Cactus, and Queen-of-the-night, Cereus hexagonus is a prickly member of the Cactaceae family. Growing in the wild, this cactus species can be found in Ecuador and Venezuela. Cultivated in home gardens, this plant can be grown in 9-11 USDA hardiness zones. The potted Lady of the Night Cactus can be cultivated in most parts of the world, provided it receives favorable conditions. Blue Cereus is a tree-like cactus that can reach a height of 49 feet (15 m). The plant has 4-7 thin ribs that reach 1-2 in (3-5 cm) in width. The Cactus is deep-green in color with the thorns starting as brown and becoming lighter with age. The thorns are around 2 in (5 cm) long. When summer comes, Lady of the Night Cactus produces spectacular white flowers that reach 8-10 in (20-25 cm) in height, followed by light-red, egg-shaped fruits.