Activity for Amanda

My wedding is September 18th and I'm a little confused on what my theme is going to be since it's not smack dab in the middle of summer or fall.. Can I still have a nice colorful flowery pretty wedding? the ceremony is out side and the reception is...

I need some advise on a beach wedding..I live in Michigan so I know i'll have to travel.. does anyone have any idea's on where to look?