Certified GKH Gardening Expert
Ah, this becomes quite tricky. They are very finicky in the beginning, so make sure to plant much more than you intend to keep.
This link offers more information on the propagation on bamboo seeds: https://www.bamboo-inspiration.com/bamboo-seed-germination.html
This article will help you to make a suitable mix to germinate your seeds: https://www.gardeningknowhow.com/garden-how-to/propagation/seeds/soilless-seed-mix-info.htm
This article will help you to care for Bamboo once it is established: https://www.gardeningknowhow.com/ornamental/foliage/bamboo/caring-for-bamboo-plants-in-your-garden.htm