In message , Paul Luton
writes
Bob Hobden wrote:

I've collected the seeds before but never got them to germinate yet
these are self sown, typical!


We have two hibiscus syracus and pulling up the seedlings is a Forth
bridge chore.

I've raised a few seedlings from ex RHS seed, but none of my Hibiscus
syriacus (I've accumulated 16 varieties) have ever produced any seed.
--
Stewart Robert Hinsley