There are several techniques available. I was never good with needle turn. You can also machine quilt appliques. if it is one of these quilts:
https://www.google.com/search?q=KU+J...d+quilt&nfpr=1
I would suggest you do the machine applique. Not difficult at all. Eleanor Burns has u-tube videos on how to deal with fusible applique. I trace my design REVERSED on the fusible paper of the fusible and then I trim the excess off before ironing it onto the back of the fabric. Here is a project I am working on with Flip Flop sandals: