How long does it take for a marine betta to reach full size

[leo12345]

I was wondering how long it takes a marine betta to grow from a baby to full grown because i would like to have one in my 30 gallon until I upgrade in a year or two.

 

[vetteguy53081]

I was wondering how long it takes a marine betta to grow from a baby to full grown because i would like to have one in my 30 gallon until I upgrade in a year or two.

Have mine 5 years and in the last year full grown

 

[leo12345]

Have mine 5 years and in the last year full grown

Dang, guess I’m good then.