Here is the full list of all 64 The Herbalist achievements.
Finish the game in less than 2 weeks
Never let Slavya go hungry
Finish the game in one go
Unspell Grandma without becoming a Potion Master
Put the potion-making off
Have every mushroom in the inventory
Juggle some eggs
Become reminiscent
Find out where is Grandma.
Craft a magical artifact
Six-six-six!
Prepare light decorations for the hut
Pancakes! Pancakes everywhere!
Feel like a lab rat
4+4=(9)!
See the light
Fall into a fairytale
Have every potion in the inventory
Have every element potion in the inventory
Become a Potion Master
Learn how to be a cat
Create the Invisibility Potion
Summon a tentacle monster
Make a Poison
Become a famous Alchemist
See magic dreams
Wash the dishes
Taste all the food
Ready for marriage.
Marinate some pickles, sugar up some jam
Become a village Herbalist
Stay at home
Get the power
Stock up on eggs
Ignore the cat
Go to the forest to gather herbs and forget about them
Widen shop's assortment with potions
Feel like a goat
Quench your thirst
See the need to clean up at the barn
Enjoy some chamomile tea
Eat some fresh pastry
Earn some money digging
Think about washing up old utensils
Learning from past mistakes
HP, SP... Ready for action!
Empty out the shop
Consider buying an apple useless and return it to the shop
Gather 1000 coins
Rich life
Dig!
Care about your pet
Stock up on milk
Wash up all the dishes.
Become a Herbalist Student
Practice makes perfect
Keep silly useless customs
All work and no play makes Slavya a dull girl
Stock up on herbs
Piss off your pet
Experience hallucinations from hunger
Make something unplanned
Become taller due to bunny ears
Read game introduction without skipping