13/05/2026
Why knotty-grade Japanese cedar (Sugi) is a poor choice for charred cladding — beautiful fresh, but knots don’t char, weather, or age like the surrounding board, leaving a patchy finish. Read our quick guide on choosing the right timber for consistent, long-lasting charred cladding.
https://wix.to/taVfTnk
Knotty grade timber like Sugi or Japanese Cedar can look attractive when it is fresh, but for charred timber cladding, knotty grade timber is a substandard choice because knots do not char, weather, or age the same way as the surrounding board.