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