The reason the flower look larger is because they are tetraploids.
They tend to have rounder petals. Will send a couple more photos
I am going to try Colleen's method of pre soaking the seeds. I have
two crosses, which I just discovered in some small cups tucked away in
the back of my highest cupboard. One cross, especially, involved an
iris that I no longer have but was an excellent parent.
I love your photos. I have been filing them away to enjoy during the