Originally Posted by Mel[_11_]

I know that I'll have to deal with seedlings, but am I right in thinking
that, because they're annuals, I can rake up the old stems and then rotavate
the beds and they won't regrow from the roots? True - but they will already have seeded so you will have it back next year.

Does the same apply with rosebay willowherb? Yes!

Thank.