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 2009 Jul 10 - 12, 2009 Guildford, England, United Kingdom Uploaded by Craig Hatfield
Redwood / AC/DC Apr 6, 2009 Zürich, Zürich, Switzerland Uploaded by Gheger