Finally
I got an info about evolve items for Cherry Blossom Seed
I hope it will be help you guys
Evolve items, are....
1. Log-Drop from Treasure Chest (Silon Forest)
2. Wooden Board-Drop from Wood Golem (Upstream of Glasis River)
3. Shameless Wooden Board-Drop from Wood Wood (Cross Forest)
4. Faded wood-Drop from Dry wood (Green wood), WoodReaper(Northen Poibus), Steel Golem (very rare), etc
5. Tree Element-Drop from all of monsters (Green wood)
6. Piece of Oldest Paulownia-Drop from Black Wood (Dead Forest/Forest 315)
7. Wooden Shield-Weapon Shop (Elim)
8. Wooden Staff-Weapon Shop (Elim)
9. Wooden Hammer-Weapon Shop (Zaid)
10. Wooden Helmet-Weapon Shop (Elim)
Info www.sealplay.com