Here is the full list of all 11 Ginger: Beyond The Crystal achievements worth 1,000 gamerscore.
Complete the main story
Build all the houses in Bleepside Lake
Save the Bleepside Lake Gingerians
Rescue all the Gingerians from all the towns
Build one house of each kind
Build all the houses in Crater Peaks
Save the Crater Peaks Gingerians
Build all the houses in Lowleen Town
Save the Lowleen Town Gingerians
Die 10 times
Complete your first quest