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.
restart game
collect 2000 dragonflywings
produce 240 voodoo dolls
reach voodoo level 30
plant 20 trees
expand garden 20 times
click crocodile 30 times
collect 666 lizardtails
collect 1234 snailhouses
collect 999 snaketeeth
produce 10 000 items
collect 6666 mushrooms
click skull 10 times
collect 3333 roots
plant 15 shrubs
expand garden 10 times
reach voodoo level 20
own 1 000 000 gold
free 3 spirits
sell 7 trees
sacrifice 11 animals
erect 7 totems
sell 3 herbs
own 100 000 gold
scare 88 bats
collect 444 beenests
plant 10 herbs
produce 1000 items
sell 5 shrubs
reach voodoo level 10
own 10 000 gold
collect 69 froglegs
produce 100 items