It was just TOO frustrating! I couldn't iron in any creases, I had to sew all the seams flat, and I just gave up. I don't have all that much time, and I'd rather work with a fabric that lends itself better to a project like this. I did save my lining, and still plan to make this. The Hikaru pattern is really cute.
So I'll leave you with a photo of my small Japanese Maple tree collection on a fine day in late spring: