DIY Rainbow Petal Cake. Would take a while to do but WOW what a showstopper! Love this idea for a rainbow party. Could do it on a smaller scale if you decorated a few cupcakes this way instead of an entire cake.
cute horse cake, love the bottom part that looks like a pink hanky design
Rainbow M&M's birthday cake - 8 years old
Pink rosette birthday cake
Paisley and orchid wedding cake - Cake by Bellaria Cakes Design (Riany Clement)