Here is the full list of all 25 Arboria achievements.
Defeat your first Mini-Boss
Reach Top 1 Rank on Graveyard with Yotun that has a Negative Trait
Complete your first Blueprint
Fill your whole inventory with Veri
Purchase your first upgrade
Defeat 100 enemies in a single run
Complete 3 root events in a single run
Find a legendary weapon
Die without collecting any Veri
Die for the tenth time
Die for the first time
During one run use at least 30 Usable Items (Traps, Grenedes etc.)
Enchant or Craft any Equipment using Essence
During one run equip 5 different Symbiont Archetypes
Complete 5 Symbiont Blueprints
Complete one level of Durnar without Healing Bongo in Inventory
Slay all Bugz Queen Sisters
Slay Repta King
Destroy Dummy
Unlock all the NPCs in the Village
Reach Father Tree Level 10
Slay Gobbok
Slay Jormund and fulfill your destiny
Complete New Game+
Complete New Game++