Normally herbaceous perennials can be planted out now, but if they're small plug plants, they will probably be better kept in a greenhouse or cold frame for a bit of shelter through the winter, if they're largish potted plants, or bare rooted, then you can plant them out as long as the ground isn't waterlogged or frozen, Derek.

Exactly the advice I would have offered Derek

Great minds Mg, lol, Derek

Thank you very much Derek, rain tomorrow so I will wait a while. Also Moon growe thank you.