Source pictureFrom this article in the Saturday Guardian 10/10/15:
“Great plains: my prairie garden. Garden designer Tom Stuart-Smith raised his own prairie garden from seed and was delighted to find it requires a fraction of the maintenance of a conventional border.”
Photograph: Marianne Majerus/Garden Images
Those spiky plants were irresistible, especially when I found they were called “Button Snakeroot”! I thought stitching on paper rather than fabric would give a good clean spiky effect.