These flower girl dresses from Sweet Plume on etsy are too cute. Here are my favorite four. But there are quite a few designs in her shop for any wedding color palette. It looks like she does custom work too.

clockwise from the top clockwise from top left: Golden Dream, The Lizzie, Holiday Bubble, and Carnival Chic 

p.s. I cannot figure out what's wrong with my text alignment...sorry for that.