Spawning growing tree with bone meal

I still don't know how you make a tree to grow in mcreator if guys can not understand me in this way I made then video want I try to say how can do that in the biomes can you help me please also way you try how I have to do English I am not so good I speak native English that means my county is not all good in translation so I am good in voice.

So one more time how do you spawned tree to grow even if you use bone meal so how can you not show like pictures or video so that u can follow what you say about it 

Please understand this 

Or 

RIP too  you all