At one stage the Maple tree sapling becomes a Willow tree (you can either cut it or keep taking care of it so it would grow into a Maple tree). Should it be like that?

Here are the stage until it becomes the Willow tree and the stage after it:
1. http://prntscr.com/5sbtyw
2. http://prntscr.com/5sbwnv
3. http://prntscr.com/5sbycj
4. http://prntscr.com/5sc02s
5. http://prntscr.com/5sc18w
6. http://prntscr.com/5sc36x
7. http://prntscr.com/5sc4yo