With all the embroidery done, the next stage is to cut it out so that it can be applied to the background fabric. I have to admit I haven't been looking forward to this much as it's such a fiddly shape, but I relieved to be able to tell you that it's now done and with no disasters.
While it was still on the frame and so taut, I painted the back of the embroidery with diluted PVA glue, to prevent any fraying. Then, off the frame and with the fabric on the outside of the embroidery cut away:
Then the fabric in the centre:
And last and very definitely worst, the bits between the intertwined stems and the broom flowers:
After that, stitching it to the background should be the easy bit!