I have collected seeds from this plant -->
http://www.ingebrita.net/tag/s...
However, I must mention I did try adding pollen to the wild hibuscus from my plant --->
The thread "What kind of Hardy Hibiscus is this?" in
Plant ID forum
There is no guarantee the seeds are hybrids, but it's sure possible so I had to make everyone aware of that.
(Seeds require cold stratification to germinate!)
Send me a tree mail if interested