Java moss, known in the scientific world as Vesicularia dubyana or, more commonly, as Taxiphyllum barbieri, is rightfully considered one of the most functional and indispensable plants in any aquarist’s arsenal. Its unique properties make it an ideal environment not only for decorative underwater landscaping but also for solving crucial practical problems: ensuring safe fish spawning, providing shelter for fry, and creating optimal conditions for aquarium shrimp to thrive. This hardy and undemanding plant can adapt to a wide range of conditions, making it equally valuable for both beginners and professional breeders.