Senior Generalist and VFX Artist Adrien Lambert shared a walkthrough video with his scene Thrive in Silence. The tutorial is an extract of the Houdini Hive Worldwide presentation that you can watch here.
For the walkthrough, Adrien concentrated on the basics of his workflow, discussed the composition tricks, working with geometry, and mentioned his approach to vegetating the scene. He also demonstrated and narrated his Houdini workflow step by step and additionally covered the rendering process in Redshift.
On his Artstation, you can find a full breakdown, including look development in Redshift, Houdini nodes graphs, and tree design development in SpeedTree.