Echinocereus

Echinocereus rigidissimus, commonly known as the Arizona rainbow cactus or rainbow hedgehog cactus, is a solitary-growing cactus that rarely branches or offsets with age. 

Care guide:

Soil: Well drained

Watering:  No water in winter. Weekly in spring/summer.

Sun exposure: Full sun, partial shade.

Photographed in 12x12cm pot. Plant will be sent bare rooted.