Here is the full list of all 22 Grow: Song of the Evertree achievements. It takes around 20-25 hours to unlock all of the achievements on Windows.
Unlock the Mountainside Ward
Kick around items in the Gnome House
Unlock the Valley Province
Unlock the River Precinct
Use the Watering Can on a bed
Complete a relationship character to the "Friend Ending"
Unlock all building blueprints
Unlock the Forest Region
Create a Perfect World Seed for each World type
Build 20 buildings
Unlock the Plains District
First Accident World Seed created
Have 10 residents leave town
Turn 100 items into Essences
Walk a total of 1,000 miles
Befriend 5 critters
Complete first district requests
Inspect 20 villagers
Talk to 20 villagers
Walk 500 miles
Assign first villager to a house
Unlock Book