Here is the full list of all 49 HARVESTELLA achievements.
Complete Chapter 1
Complete Chapter 2
Complete Chapter 3
Complete Chapter 4
Complete Chapter 5
Complete Chapter 6
Complete Chapter 7
Complete Chapter 8
Complete Chapter 9
Complete Chapter 10
Harvest your first crops
Harvest crops a total of 1,000 times
Harvest crops a total of 10,000 times
Expand the farm to level 3
Expand the farm to its max size
Craft 5 kinds of item
Craft every kind of item
Cook 5 kinds of meal
Cook every kind of meal
Feed your pet for the first time
Level up your pet to its maximum level
Rear your first livestock
Rear max livestock and max bond with all
Catch your first fish
Catch 10 kinds of fish
Catch every kind of fish
Complete 5 quests
Complete all quests
Improve closeness 5 times
Reach maximum closeness with everyone
Exchange vows with a partner
Collect 10 Conellu Dolls
Collect all Conellu Dolls
Unlock all jobs
Fortify your weapons a total of 5 times
Fortify all weapons to max strength
Defeat your first FEAR
Defeat every kind of FEAR
Clear 10 floors of the Karenoid
Overcome the last trial of the Karenoid
Earn over 1,000,000 Grilla from shipping
Cook HQ Pure Medicinal Porridge
Harvest a high-quality Islet Watermelon
Catch a size 10 Quotidicrab
Find all caves by digging
Destroy all walls with bombs
Eat Dangerous Nitro Sautee at break time
Max out all 4 Break Gauges
Catch 20 fish in a day