There are at least seven artists that have performed under the name "Redwood." In chronological order, they are:
These are photos from concerts where Redwood played, so they may be of other bands that played the concert as well.
Guilfest 2012 Jul 13 - 15, 2012 Guildford, England, United Kingdom Uploaded by Craig Hatfield
Buzzcocks
Tim Minchin
Jimmy Cliff
Mr B the Gentleman Rhymer
Nouvelle Vague
Björn Again
Heaven 17