How To Prepare Water For Betta Fish. Betta fish prefer water in the pH range of 65-75. Does boiling tap water remove chlorine.
This is the option most used by aquarists. Does boiling tap water remove chlorine. For setting the water can use blue medicine or the like cattapa leaves and a little salt.
Your betta will most likely come in a bag of its own water.
Unlike other fishes betta fish cannot survive in tiny containers. They can tolerate water as cool as 68-70F but this is not the healthiest option for your betta. The day before you plan to bring home your betta fish fill a jug of water and allow it to sit uncapped overnight so that any chlorine present can evaporate. The best water temperature for Betta fish is between 752-805F.