Journal
The Cupang blog.
Honest, beginner-friendly guides to keeping a beautiful betta fish tank.
May 12, 2026
Betta Fish Care Guide: Tank Size, Temperature & Setup
Everything beginners need to know about caring for a betta fish — tank size, water temperature, filtration, feeding and cleaning.
Read more →May 26, 2026
How to Cycle a Betta Fish Tank (Without Hurting Your Fish)
A simple, fish-safe guide to cycling your new betta tank — what the nitrogen cycle is, how long it takes, and the easiest way to do it.
Read more →June 2, 2026
10 Best Live Plants for a Betta Fish Bowl (Low-Light & Easy)
The best beginner-friendly live aquarium plants for a small betta fish bowl — anubias, java fern, marimo and more. Low-light, low-maintenance, betta-safe.
Read more →