Common Painting Mistakes and How to Avoid Them

A few common mistakes can make the difference between a clean, even paint job and a frustrating one. Below are the most common painting mistakes and how to avoid them.

Skipping Primer

One of the biggest mistakes people make is skipping primer, especially on new drywall. Primer creates a smooth base that helps the paint stick and last longer. Without it, the paint job can look patchy and the color may not come out as rich as it should. The paint may also peel or chip more easily over time.

That said, if your walls are already painted or you’re repainting an area that’s in good shape, a paint with built-in primer ("paint and primer in one") can be a good alternative. It saves a step and still gives you a decent finish.

Using Low-Quality Brushes and Rollers

Another common mistake is using cheap brushes and rollers. They may save money up front, but low-quality tools make the job harder and the results worse. Cheap brushes can shed bristles into your paint, and poor-quality rollers can leave an uneven texture on your walls.

The type of roller you use also affects the texture of your walls. A thicker-nap roller leaves a more textured finish, which helps hide imperfections on rough surfaces but isn’t ideal on smooth walls where you want a sleek finish. Good tools are worth the money in the long run, because they get you a professional-looking result with less effort.

Not Allowing Enough Drying Time Between Coats

Painting takes patience, especially when it comes to drying time. A very common mistake is not waiting long enough between coats. Rush this step and you can end up with streaks, smudges, or even peeling paint, since the layers won’t bond to each other properly.

Always follow the paint manufacturer’s drying times, which vary with the type of paint, the humidity, and the temperature. As a rule of thumb, wait at least 2-4 hours between coats, though some paints need longer.

More Tips for a Smooth Finish

• Test Your Paint: Before you start, test your chosen paint color on a small section of the wall to see how it looks in different lighting. This can save you from committing to a color you might not love.
• Prep the Surface: Always clean and prep the surface before painting. Dirt, dust, and grease can keep paint from sticking properly, which leads to a poor finish.
• Don’t Overload Your Brush or Roller: Using too much paint at once can cause drips and uneven coverage. Apply paint in thin, even layers for the best results.

Avoid these common mistakes and you’ll be well on your way to a paint job that looks good and lasts.