How Do You Paint a Plaster First Coat

Leave the plaster to dry. First things first, let your plaster dry properly! … Mix your mist coat paint. Painting new plaster that’s completely dry can also leave you with uneven brush strokes. … Apply your mist coat paint. … Paint your walls with a top coat.

Can you paint directly onto plaster?

The very first thing you need to do when painting new plaster is to let it dry. … If you try to apply paint to wet plaster this can cause adhesion problems. Applying emulsion to wet plaster also means that it may not bond properly and you could find that it peels off your wall.

Do you need to undercoat plaster before painting?

Now, use a proper water-based wood primer for your bare woodwork – for the same reasons as you need to seal fresh plaster. A primer-undercoat is perfectly suitable – though you will need 2 coats: one to prime, a second to undercoat. A third coat is optional, but we’ll get to that in a mo.