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