One of the most exciting ways to grow your own plants may well be from seed. Everyone can grow trees from seed. In most cases nothing more is required than some pots, soil and patience. Patience? Yes. Keep in mind that you will need at least 5 years before you get close to something that you can style and consider showing to your friends as a pre-bonsai. If that is not a problem. Keep on reading. Otherwise, maybe one of the other techniques is better for you.
Growing trees fro seed starts buy buying seeds.
Once you have done that, the next step is to understand germination of treeseeds and breacking dormancy.