Gerry from San Diego writes
Turf Mark Blue Spray Indicator Dye treated wood can be painted over once the surface is dried. However, the Turf Mark Blue will leave a permanent stain on that wood, so your paint may not be able to cover it up. We recommend that you do not use any indicator dye on wood that will be exposed or finished with a paint or stain.
Answer last updated on: 01/07/2021