

Diorite Walls and Pale Oak Fences can be used to make Birch Trees.
Texture packs used:
Modified Respirited
Better Leaves
Shader pack used:
Complimentary Reimagined
You can even use birch logs and pale oak stairs as a base for larger birch trees! But for smaller versions, I would recommend using diorite walls as a base with pale oak fences branching outward. Then birch leaves spamming on top :3