Both parents look very healthy
I was trying to find that picture again, and now I think that red flowered one was a wild one.
http://www.scri.ac.uk/research/genet...y/cpcdiversity - here on "Figure 3" are some pink flowers
http://www.scri.ac.uk/scri/files/IIP...hnBradshaw.pdf and in that pdf slide nr 20.
So, probably they are unedible..