How I learning Blender #21

I saw an interesting video How to create realistic looking trees.

To create the background and the environment I need to create trees. As I understand it, we can create in different ways. This video uses an interesting way to create realistic trees.

I created an intellect map that helped me understand what trees I need. It really helps me find references. By the way, pay attention to the great site with lots of photos!

Here's what I got:

Now that I know this approach, I can create any type of tree with the details I need.