what shrub is this?

alex.beston

hi there, I have a plant with large leaves and a reddish stem. Any ideas as it what its called? thanks!

Iamweedy

A "cornus" aka dogwood I think.

Stevedaylilly

Red stemmed dogwood as per Ian 

alex.beston

lovely thanks for that. when is a good time to prune it?

Borderline

If the shrub is very young, you can leave the pruning for another year. But generally, around spring time, you can prune them down or shape them.