This seedling was a spontaneous tetraploid which showed up in a batch of diploid plants. I crossed this today with one of our 4N Phrag. Hanne Popow's to make Phrag. Acker's Sweetheart 4N, and also crossed it to Phrag. besseae 'Rob's Choice' AM/AOS 4N to make Phrag. Waunakee Sunset 4N!