Here is the full list of all 70 Kynseed achievements.
Win a village competition
Receive an item from a ghost during the Spirit Walk
Plant 3 magic beans
Travel to Evergreen
Clear the story task Fool Me Twice
Clear Toughwood
Clear the story task The Unwell
Clear the story task The Encounter
Craft your first 5 star cure
Visit one of the secret markets
Pick a mushroom during a Mushroom Sporing
Witness Tickling Tom Hookfingers scaring a villager
Forge a 5 star item
Clear Simplewood after traveling as deep as you can
Clear Midwood
Travel to Tir Na Nog
Purchase your first Fairweather item
Clear the story task Murder Most Fowl
Clear the story task A Missing Child
Win one of the top 3 prizes in Squeal or No Squeal
Fight during a Blood Moon
Catch a fish during a Fish Frenzy
Pick a flower during a Flower Bloom
Have a baby / adopt
Receive a 5 star boon from a Goddess
Cook a 5 star meal
Get married
Defeat an elite monster
Fight during an Eclipse
Purchase a shop
Clear Simplewood
Travel to Briar
Complete the Prologue
Craft your first cure
Make an offering to the Goddesses
Cook your first meal
Forge your first item
Win an auction
Encourage a villager to Like you
Form a bond of Love with a villager
Perform a favour or notice board task for an NPC
Become Friendly with a villager
Learn a skill from a master
Gift a villager one of their liked items
Discover all the map stones at a single location
Specialise your shop
Unlock all the perks for a shop
Pass on the Kynseed
Gift a villager all of their liked items
Give an NPC a disliked item for their birthday
Clear Midwood after traveling as deep as you can
Clear Toughwood after traveling as deep as you can
Discover all the map stones at every location
Travel to Voide
Discover all the date spots
Learn all the skills from a master
Learn all the skills from all the masters
Clear the story task Burying The Past
Clear the story task Third Time Lucky
Clear the story task Charming The Wrym
Clear the story task The Jabberwock
Win the top prize on Marble Toss
Rejuvenate a beloved animal
Purchase an item from the Ghost Trader
Attend the Summertide event for a second time
Take part in a dance
Take an egg from a Chicken Migration
Strike Fred Barleycorn
Mine some ore during an Ore Rush
Witness a Lucky Lucky Star