- Botanical Name: Acanthocereus Tetragonus
- Common Names: Fairy Castle Cactus
- Description: The cactus plant also originates in popular regions of Mexico, the Caribbean, Central America, and northern South America. The spiky plant shares resemblance with the turrets of a castle due to its curvy, columnar shape. This is the reason why it is popularly known as a fairy castle cactus.