on making any flowers, like orchids, big roses, tulips ....
So they are realistic.
Edna has some ....
Lots of youtube videos, just type in what you want to do in the search box. Ednas are great!
This will lead you to a Flickr link where you'll find an awesome video tutorial for large roses from Franjmc: http://www.cakejournal.com/archives/how-to-make-gum-paste-roses