Other contributors have said "How do you know when a girl betta is ready to breed?" is the same question as "When are Betta fish ready to breed?" If you believe that these are not asking the same thing and should be answered differently, click here
Put your male betta in a tank alone...leave him for a few hours to get comfy and then put your female in a glass jar (with water of course) and lower it into the tank with the male. Watch both of...