So, you have taken the time to carefully and lovingly apply plaster to a wall or ceiling, and understandably you are itching to finish the job and add a lick of paint. You’ll have to be a little patient though, as painting over wet plaster before it has had a chance to set can create a lot more work for you in the longer term.
How Long Should I Wait Before Painting Plaster?
How long is a piece of string? The period of time that fresh plaster needs to dry varies from surface to surface, with circumstances such as the temperature of the rooms in question and the size of area covered.