When dry, chalk paint gives a rustic vintage look to the wood. But, to get this rustic look, you need to apply the right number of coats. So how many coats of chalk paint should you apply?
You need 2-3 coats of chalk paint for proper coverage. On wood décors like wall frames, flower vases, and wall shelves, you can apply 2 coats of chalk paint. On cabinets, wood furniture, and wood walls, you need 3 coats of chalk paint.
You should know that chalk paint isn’t very durable so you should seal the chalk finish with wax, lacquer, or water-based polyurethane for improved durability, especially when you use the chalk paint in a busy or high-traffic area.
This post explains more about the number of coats needed for chalk paint including how many coats you need for different surfaces. Let’s dive in.
Why Does The Number Of Coats Matter For Chalk Paint?
The number of chalk paint coats matters because it determines the type of finish that you’ll end up with. Chalk paint is not very durable so you need to apply enough coats to make the finish last longer.
Also, chalk paint is thick meaning that you shouldn’t apply too many coats or the finish will not dry in time. So the number of coats is important.
If you don’t apply the required number of chalk coats, you will not have a good chalk finish and you’ll end up with a very light color. Manufacturers like Annie Sloan often recommend applying 2-3 coats of chalk paint for proper coverage, durability, and a good finish.
So how do you know if you need a second coat of chalk paint? Let’s find out.
How Do You Know If You Need A Second Coat Of Chalk Paint?
To know if you need a second coat of chalk paint, you need to check the manufacturer’s instructions. Chalk paint manufacturers always indicate if you should apply a second coat. The surface or material that you want to apply the chalk paint on also determines if you’ll need a second coat or not. Busy and high traffic surfaces need a second coat of chalk paint but low traffic surfaces can be covered with a coat of chalk paint.
In some cases, a second coat of chalk paint isn’t needed because the paint is thick enough to give good coverage over wood. However, you should only apply one coat of chalk paint if you want the lightest finish.
Though chalk is thick, the color or pigments don’t fully set with just one color. A coat of chalk paint will give you a light shade of the finish. This is why manufacturers like Annie Sloan of Annie Sloan’s chalk paint recommend 2-3 coats of chalk for the best finish.
To know for sure if you need a second coat of chalk paint, check the manufacturer’s instructions or user’s guide. You can also inspect the first coat when it dries to see if you have the color and finish that you want. If the color is lighter than needed, you need a second coat. You also need a second and third coat of chalk paint if you are working on a busy surface.
You should know that in most if not all cases, you’ll need a second coat so if you are wondering if you need a second coat of chalk paint, it’s because you need it.
What Happens If You Don’t Use Enough Coats Of Chalk Paint?
If you don’t use enough coats of chalk paint, the finish will come out light and it won’t be durable. The light finish is because there aren’t enough pigments or color in the paint to brighten the wood so you’ll need more coats. The poor durability is also caused because you didn’t apply enough layers of chalk paint so the finish will chip, wear and tear easily.
If you apply less than the required number of chalk paint coats, your finish will not have enough pigment and color to bring out the finish that you are expecting. Instead, you’ll end up with a lighter shade of the needed finish. If you are going for a blue finish, you’ll end up with a sky blue or whitish-blue tone.
Also, if you apply less than the required number of coats, the finish will not be durable and it will chip and wear off quickly, especially if used in a high-traffic spot. Next, let’s find out what happens when you use too many coats of chalk paint.
What Happens If You Use Too Many Coats Of Chalk?
If you use too many coats of chalk paint, the finish will take longer to dry and will remain sticky for hours. The longer it stays wet and sticky, the more dust will accumulate on the finish and cause it to turn dark and filthy. Asides from this, too many coats of chalk paint will be very patchy and riddled with brush marks and paint pimples.
Usually, 4 is the maximum number of chalk paint coats to go for. More than 4 coats and the chalk paint will take hours to dry. Since the paint isn’t drying in time, it will turn sticky and remain wet allowing dust nibs to settle on the finish.
Also, too many coats of chalk paint mean that the finish will be very thick and difficult to control and apply. When chalk paint is too thick, brush marks and bubbles will appear on the chalk finish. So how long should you wait between coats of chalk paint? Let’s find out.
How Long Should You Wait Between Coats Of Chalk Paint?
You should wait between 1 and 2 hours after applying the chalk paint before applying a second coat. This gives the existing coat enough time to dry and harden enough to support the next coat.
If you don’t leave enough dry time between coats of chalk paint, the paint will not dry properly. Also, the existing finish will bleed through the new coat resulting in a messy chalk finish. The worst part is the only way to fix the sticky mess is to scrape the entire finish and start again – an absolute waste of time.
When applying multiple coats of paint, you need to wait for each coat to dry before applying the next. The specific time to wait between the coats depends on the brand and type of chalk paint. To know the specific time to wait between your brand of chalk paint, check the manufacturer’s instructions.
You should never apply a second coat of chalk paint too soon as this will result in a patchy and sticky mess that you would have to scrape off and reapply again.
Related Read: Chalk Paint Dry Time
How Many Coats of Chalk Paint For Different Surfaces?
To make this guide more helpful, let’s check out some common surfaces and see how many coats of chalk paint are needed for each surface.
For cabinets, you should apply 2 coats of chalk paint for good coverage and protection. Cabinets are not high-traffic areas so 2 coats of chalk paint are okay.
If it’s a kitchen cabinet, you should seal the chalk paint with water-based polyurethane to protect the chalk finish from steam, moisture, oily palms, and grease.
For wood furniture, you should go for 3 coats of chalk paint if you want to leave the finish as it is. But, if you want to go for a distressed chalk finish, you can apply 2 coats of chalk on the furniture.
Distressed chalk finishes are often sanded to give the distressed appearance on wood. Since you’ll be sanding to distress the chalk, you don’t need too many coats.
For dark wood, you’ll need 3-4 thin coats of chalk paint to allow the paint color to come out as it should. If you apply 1 or 2 coats of chalk paint on dark wood, the finish and chalk paint color will be affected and the finish will turn dark. The dark tint of the finish is caused by the dark shade of the wood.
To prevent the dark wood color from affecting your chalk paint, you can apply a coat or two of water-based paint primer and leave it to dry. The primer will cover the dark shade of the wood so you can get your required color from the chalk paint finish.
If you applied a primer on the dark wood, you don’t need 4 coats of chalk paint since the primer will cover the dark wood shade. In this case, 2-3 coats of chalk paint are enough.
For countertops, you need 2-3 coats of chalk paint. But, you must seal the chalk paint finish with either a water-based polyurethane varnish or lacquer top coat.
The top coat is important as it helps the chalk paint finish withstand wear and tear, dents, scratches, and spills on the countertop.
Without a top coat, the chalk finish will be exposed to scratches and dents – Since chalk paint isn’t very durable, it will get ruined when exposed to scratches and dents.
In summary, chalk paint doesn’t need too many coats. In most cases, 2 coats of chalk paint are enough while on other surfaces, especially busy surfaces, you’ll need 3 coats of chalk paint.
Ensure to seal the chalk paint with a water-based polyurethane varnish if you used the finish on a busy or high-traffic area.
The polyurethane topcoat will help to protect the chalk finish from dents and traffic on the busy surface. Finally, always check the user’s guide to know how many coats of chalk paint are needed.