closeup cactus or call fairy castle cactus. scientific name is acanthocereus tetragonus `fairy castle` this small, slow-growing va

acanthocereus beauty black blossom botanical botany brown cacti cactus castle close closeup color dark decoration fairy farm flora floral flower fresh garden green grow isolated leaf light macro natural nature object pattern plant pot red round shape sharp spines succulent summer sunlight tetragonus texture thorn thorns top tropical white