Bodil Malmsten said this quote

“ On growing peonies:The fact that a flower as gentle and delightful as the peony should be so exacting and dictate such harsh terms hits me with the force of a cold shower. It's just like my girlfriends when I was a teenager, it was always the loveliest and most yielding ones who ran everything...[and] According to the English gardening book, peonies are so fussy that you might as well not bother. You'd need to go back generations to discover the composition of the soil, you'd have to go right back to the Big Bang to find out how the elements are distributed in your garden. ”