Here is the full list of all 40 Wylde Flowers achievements.
Turn the season to Spring again
Build the greenhouse
Marry Amira
Fly the broomstick for the first time
Get engaged to be married
Form a romantic partnership
Start dating someone
Restore the barn
Complete 20 bulletins
Make a good friend
Make an intimate friend
Turn the season to Fall
Construct a larger garden plot
Shapeshift into a cat
Restore the chicken coop
Discover the identity of all coven members
Upgrade the tool shed
Repair the mountain bridge
Turn the season to Summer
Restore the ranch
Make a casual friend
Adopt the cat
Make a new acquaintance
Meet all of the residents of Fairhaven
Cast the initiation rite
Discover Gramma's basement
Start your farming life
Marry Cameron
Marry Damon
Marry Giva
Marry Kai
Marry Kim
Marry Westley
Cook every recipe
Craft every item
Catch every type of fish
Get gold stars on all 20 mine collection boards
Discover everyone's favorite foods
Grow 20 flowers at once
Complete 100 bulletins