Very nice comparison of the different plant morphology.
Sometimes two albas can produce colored progeny because:
1. the alba genes are located in different areas
2. one parent is not an alba, but rather an albescent or light rosada (pinkish).
Sometimes two albas can produce colored progeny because:
1. the alba genes are located in different areas
2. one parent is not an alba, but rather an albescent or light rosada (pinkish).