Quilters use spray starch to cut fabric more easily when piecing together fabrics and affixing appliques.

It also protects fabrics from stains, dirt, and perspiration.

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Here’s how to make spray starch with simple instructions and powdered cornstarch.

spray starch next to an iron

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How often do you iron?

The answers to those questions will help determine how frequently you’ll need to make starch.

Since it takes only minutes to mix, consider starting fresh before everyironing session.

ingredients for spray starch

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Additives may include formaldehyde and other chemicals like fragrance which can be an allergy trigger.

There are environmentally friendly cornstarch-based brands sold in spray bottles but making your own is easy and cost-effective.

The best starch for ironing is typically an aerosol-free option with cornstarch as the main ingredient.

Mixing corn starch and water in a mixing bowl

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It’s ready to use.

Tip

If you find the starch clogs the spray nozzle, try heating the mixture.

Pour the starch into a microwave-safe bowl or cup.

Adding essential oil to starch mixture

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Heat on high until the mixture boils.

Let the starch cool completely and pour it back into the freshly-washed spray bottle.

Store the Bottle

Store the starch in a dark, cool cupboard.

Labeled spray starch bottle

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It should be used within a few weeks or stored in the refrigerator to extend its life.

Warning

Your small batch of starch will eventually degrade.

Dispose of it if you see any mold or if the solution becomes darkened or discolored.

preparing spray starch

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Tips for Using Homemade Spray Starch

Starch protects clothes from dirt and stains.

Starch also makes collars and other items hold their shape.

You should never combine hairspray and heat from an iron.

using spray starch

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This can cause discoloration, staining, and scorching of fabrics.

Laundry starch is made from rice, corn, or wheat.

Starch creates soil resistance, easier soil removal, and makes ironing easier.

you’re free to use spray starch to protect fibers when youuse a clothes steamerto remove wrinkles.

However, the fabric will not be stiffened or crispened.

2010;63(2):77-84. doi:10.1111/j.1600-0536.2010.01739.x