YES, WE HAVE A BLOOM!!!
Last fall we planted the seeds we purchased at Migros in Sarnen. They sat under three 25" snows during our unusual (for us) winter and endured a hot dry summer, 67 days over 90 degrees, and now the first of October we have a bloom. Maybe the stem is so long because it is trying to reach the higher altitudes Edelweiss is used to.
Naturally, in our excitement, I took a few more pictures: