no, you don'y understand. I got mine full grown. My mom's friend gave 1 to me since she was moving... it's only about ::goes to measure it:: somewhere about 6-8in.
Please re-read your thread. This has already been answered:would it be able to survive if it was the only 1 in the tank?
Kissing Gouramis are much more substantial and have absolutely no chance of having a happy or healthy existence in a 29.