Posted: 16 March 2015
Overall: I've pruned mine whenever necessary but it's probably good to do this in mild weather.
The wood is a rather startling yellow inside!
The summary shows that it's possible to take cuttings in June to September. Although I've had a mahonia for years, I've never tried this but I'm planning to try this year. Despite its profusion of flowers and fruit, it doesn't seem to self-seed.