That matches what I have read.I believe, but correct me if I’m wrong, that columbia just turns spangling into lacing, granted all the necessary genes are in homozygous form.
I thought that was the kind you meant, but I wanted to make sure no-one else reading this thread would get confused the way I was when I was first learning it@NatJ I am speaking about spitzhauben spangling, which I didn’t clarify at all, but every time I’ve referenced it I’ve been meaning the type in spitzhaubens.