So you mean a Blackshoulder Spalding? If you searched so hard for a pure hen, I cannot understand why you wouldn't want to breed her to a pure peacock... That's just my opinion. You first generation will just be splits, then you would have to breed offspring to dad. The percentage of...
I agree with Zaz. Here is my spalding hen:
Leo7 has great photos of pure green peafowl on here. Those hens have phenomenal crests. Pfauenfreund has this picture on his website(http://www.peafowl-farm.com/Home-English/home-english.html):
Where did you get your hen from?