Don't know why this is the first thing I thought of....
Tip Toe Through the Tulips

Is that even a song, or words to one??
A book I thought of is, A Secret Garden
For a movie - Flowers in the Attic comes to mind, but I've never seen it.
Originally Posted by
Crispy_Frog
We haven't done this for a while...who can think of movie, song or book references to flowers??
First one: "Rosebud"