RickM said:Not enough sun. Two-thirds of the lot is shaded by oak trees. The part that isn't only gets late afternoon sun.
Ah yes, well at least you have shade and can be spared the ridiculous acquisition of more and more and more irises
It's hard to get photos of the dark ones but I sure like them in the garden...
here's another shot of this one
I like how it glows in the heart