Long-tailed detached chain stitch in stranded cotton, felt applied with black perle straight stitches. Worked in a hoop, on an old fabric swatch (faux silk) backed with calico.
Source pictureFrom this article in the Saturday Guardian 21/02/15:
Gardens: what to do this week. ‘Forget detoxing your body, detoxing your shed is much more rewarding’.
"Plant this poppy in wildlife patches and cottage gardens."
Based on the flower centre (no, really?), without trying to be accurate.