Pacific Bonsai Museum - Coast Redwood (Sequoia sempervirens) bonsai by David De Groot that uses the “trunk” as a landform for a grove of small trees. Photo by Winifred Westergard | Facebook
Sequoia Coast Red Wood Bonsai Starter Kit - Etsy
Sequoia sempervirens — Bonsai Blog — National Bonsai Foundation
Giant Sequoia - Bonsai Empire
An Extensive Care Guide for Redwood Bonsai - Hooked on Bonsai