Here is the full list of all 33 Voodoo Garden achievements. It takes around 15-20 hours to unlock all of the achievements on Windows.
click skull 10 times
produce 240 voodoo dolls
reach voodoo level 30
free 3 spirits
collect 2000 dragonflywings
collect 666 lizardtails
produce 10 000 items
collect 1234 snailhouses
plant 20 trees
click crocodile 30 times
expand garden 20 times
collect 6666 mushrooms
collect 3333 roots
own 1 000 000 gold
sell 7 trees
sell 3 herbs
sell 5 shrubs
plant 15 shrubs
collect 999 snaketeeth
reach voodoo level 20
expand garden 10 times
sacrifice 11 animals
collect 444 beenests
plant 10 herbs
erect 7 totems
produce 1000 items
own 100 000 gold
reach voodoo level 10
scare 88 bats
own 10 000 gold
collect 69 froglegs
produce 100 items
restart game