In the book "Constellation of Cacti" N. Nikonov talks about the life of these amazing plants, shares his experience as an amateur cactus grower. The main goal of the author is to share the joys of discoveries and observations made over three decades of communication with the prickly world of cacti. At the same time, the author dares to argue that a cactus is more than a plant, it is like a creature with its own habits, revelations and riddles.