Can I apply TotalBoat Halcyon varnish on a bamboo surface? Annette DiOrio May 05, 2021 19:15 Updated Yes, you can apply TotalBoat Halcyon varnish directly to bamboo. Just follow the recommended surface preparation steps for applying Halcyon to bare wood. Related articles For an exterior application, how often do I need to reapply TotalBoat Halcyon varnish to maintain the coating? Are TotalBoat Halcyon varnish products safe for contact with food? Is it possible to add a stain to TotalBoat Gleam 2.0 or TotalBoat Lust varnish? What are the best conditions for applying varnish? Is polyester resin UV stable? Comments 0 comments Please sign in to leave a comment.