Seeds are protected from germination by something caller dormancy. This may case you to be less successful germinating tree seeds for bonsai.

How to break seed dormancy?
How do you get tree seeds or seed from a grow your own bonsai tree kit to germinate? Some basic pointers to get you started. From stratification to scarification.

When it comes to growing bonsai from seed, it is often difficult to get the seeds to germinate. Especially when bought from online traders where freshness of the seeds (e.g., in a bonsai starter kit) is no guaranteed. What can one do to maximize germination of seeds when growing bonsai from seed?

0:00 Introducing tree seed germination
0:38 Where do you get tree seeds for bonsai?
2:17 How to germinate tree seeds
4:52 Important terms for breaking seed dormancy
5:05 Understanding stratification
5:34 What is scarification of seeds
6:40 An example: Germinating Trident tree seeds
8:00 Germinating (black) pine seeds
8:52 Making seed germination easy
9:30 Germinating tree seed can fail.

Stock video by Alina Vilchenko: https://www.pexels.com/video/a-person...
Germinating oak seed by mamphis CC2.0