Learn how to cut strawberries into roses. See this tutorial and more at ashandcrafts.com
DIY Rose earrings
Sculpting roses for a picture frame - wow! I love the results! Not sure if they're using polymer clay and something like TLS, or an air-dry clay and glue. I suppose you could do it either way.
How To: Polymer Clay Flowers
EASY WAY TO MAKE ROSES. I like to thin out the edges a little bit as well, before I roll them up.
How to make quick and simple gumpaste roses. ♥ ... thin edges of petals for a more delicate look.