Use cheap circle cookie cutters, reshape, and use for peonies, roses, and calla lilies. Definitely cheaper than buying individual cutting sets.
How to make a gum paste peony (part 2)
Calla Lily tutorial http://www.duskyroseveiners.co.uk/page_1300084.html Lots of different flower tutorials for gum paste or polymer clay
perihyd1 by dkdesigns, via Flickr
The Cakerator: Gum Paste Peony Tutorial: Part 2
Cómo hacer una rosa en pasta de goma. How to make a rose with gum paste
<3 Gumpaste Succulent Tutorial
Lots of flower tutorial links! In Gum paste but can be worked in Polymer clay
plumeria gum paste flowers - Google Search
Plumeria gum paste flower.