Bonsai Artisans, Claude Poissonneiz, root over rock Video Bonsai by Welcome Bonsai Lovers
Bonsai Styles: Root-Over-Rock – Sekijoju by author Rocky Mountain Bonsai Society member Stephan Rausch Updated 01-01-2021
How To Bonsai – Create Root Over Rock by Orlando Bonsai
How to Shape Black Lava Rocks by Masteryo Bonsai New 12-11-2021
Making Bonsai Pop with the ‘Root over Rock’ Technique by Smart Pictvids New 01-08-2017
Video Rock Bonsai inspiration by Bonsai Empire New 09-16-2020