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