Acanthocereus Tetrogonus 'Fairy Castle' Cactus
Common names: Night Blooming Cereus, Triangle Cactus, Barbed-Wire Cactus
Cactus are a varied grouping of plants that range from columnar to stout, spherical to twisted, and with plenty of variation in between. Native to arid regions, cacti have evolved to expect lots of light and very little water.
Fairy Castle cacti are aptly named for their stacked, columnar shape that resembles the turrets of a medieval castle.
Light: Bright Light
Water: 100% Dry
Ease: Easy Breezy
Pet friendly: Not toxic, dangerous due to spines
Read more about Cactus here