Follow the indicated steps to earn the corresponding Steam achievement. To view your achievement progress and stats, open the Steam client, select "Community", then search for the game hub for "Forget Me NotMy Organic Garden (PC)". Click the "View Stats" option in the drop down list, then select the option that displays the achievements for your account.

Achievement	How to unlock
100 Fruits	Harvested 100 Fruits.
100 Pickled Organs	Collected 100 pickled organs.
100 Units of Meat	Collected 100 units of mincemeat.
100 Units of Sap	Collect sap 100 times.
1000 Colons	Harvested 1000 Colons.
1000 Fruits	Harvested 1000 Fruits.
1000 Hearts	Harvested 1000 Hearts.
1000 Kidneys	Harvested 1000 Kidneys.
1000 Livers	Harvested 1000 Livers.
1000 Pickled Organs	Collected 1000 pickled organs.
1000 Stomachs	Harvested 1000 Stomachs.
1000 Units of Meat	Collected 1000 units of mincemeat.
10000 Fruits	Harvested 10000 Fruits.
200 Units of Sap	Collect sap 200 times.
300 Fruits	Harvested 300 Fruits.
3000 Fruits	Harvested 3000 Fruits.
30000 Fruits	Harvested 30000 Fruits.
500 Pickled Organs	Collected 500 pickled organs.
500 Units of Meat	Collected 500 units of mincemeat.
500 Units of Sap	Collect sap 500 times.
A Boy and His Doll	Saw all story events with the boy and his doll.
A Girl and Her Cat	Saw all story events with the girl and her cat.
Artificiality and Nature	Saw all story events with the villager.
Butterflies Everywhere	Purchase 30 Butterflies.
Colon Heaven	Raise the Colon tree to level 100.
Confidence and Overconfidence	Saw all story events with the doctor.
Dam Can	Raise the Watering Can to level 100.
Failure and Success	Saw all story events with the witch.
Frogs Everywhere	Purchase 30 Frogs.
Heart Heaven	Raise the Heart tree to level 100.
Homunculi Everywhere	Purchase 30 Homunculi.
Increase and Decrease	Saw all story events with the stoats.
Kidney Heaven	Raise the Kidney tree to level 100.
Liver Heaven	Raise the Liver tree to level 100.
Lizards Everywhere	Purchase 30 Lizards.
Master and Apprentice	Saw the ending.
Mincemeat Heaven	Raise the Meat Grinder to level 100.
Moles Everywhere	Purchase 30 Moles.
Past and Future	Saw the true ending.
Research and Development	Saw all story events with the merchant.
Rest Heaven	Raise the Tranquilade to level 100.
Sickness and Temptation	Saw all story events with the sickly boy.
Stomach Heaven	Raise the Stomach tree to level 100.
Woodpeckers Everywhere	Purchase 30 Woodpeckers.