A Constellation of Stars: ROSE, STAR, HILL, EXIT CAVE
A Kiss: ROSE, GIRL, STAR
A Magical Forest: ROSE, RAIN, FIELD
A Meeting in the Night: ROSE, GIRL
A Red Rose: ROSE
Among the Clouds: FAIRY, HILL
Happily Ever After: ROSE, GIRL, HOUSE (must be done twice)
House of Illusions: FAIRY, HOUSE
Land of the Faeries: FAIRY
Our New Home: ROSE, GIRL, HOUSE
Rainbow: RAIN, FIELD
Rainmaker: RAIN
Starfall: STAR
The Broken Moon: ROSE, HILL
The Company of Strangers: HOUSE
The White Light: FAIRY, EXIT CAVE
Warmth of the Walls: ROSE, GIRL, HOUSE
Whisked Away: FIELD

(Note, If you are finding it hard to locate the field spot, it is just before the exit cave at the end.)

After you get all achievements there is a pretty little completionist ending, which was really nice of them.

(This bit is untested.)
The Company of Strangers: HOUSE (ends)
Among the Clouds: FAIRY, HILL (ends)
Whisked Away: FIELD (ends)
The White Light: FAIRY, EXIT CAVE (ends)
A Constellation of Stars: ROSE, STAR, HILL, EXIT CAVE (ends)
A Red Rose & A Meeting in the Night & Happily Ever After: ROSE, GIRL, HOUSE (ends)
Our New Home & Warmth of the Walls: ROSE, GIRL, HOUSE (ends)
Starfall & A Kiss: ROSE, GIRL, STAR
A Magical Forest & The Broken Moon: ROSE, RAIN, HILL, FIELD
Land of the Faeries & Rainbow & Rainmaker & House of Illusions: FAIRY, RAIN, HOUSE, FIELD