Two good responses thus far.
My 2 cents (from experience)....
What Stephanie said (something different) is key.
Bigger and larger and more expensive is a false value many times in all things romantic.
My girl used to love bunches of artificially dyed daisies like these:
Your florist should have them or they are even in grocery stores. Get a small glass vase for them and a nice sentimental card and you have given her everything she wanted (and needed). Love from your heart and a few special material items to reinforce.
Good luck commander.