N
The Daily Horizon

Does fabric softener cause mold in washing machine?

Author

Jessica Wood

Updated on January 13, 2026

As many brands of fabric softener are petroleum-based and contain animal fat, they can clog up your washing machine (especially if it's a front-loading one) and pipes. Fabric softener can also encourage the growth of mold in your machine.

Does fabric softener cause mold in washer?

Softener is dispensed in the rinse cycle and tends to collect on the inside of the plastic outer tub. The residue it leaves is a food source for mold and bacteria to grow in the dark moist environment of the clothes washer. We recommend switching to dryer sheets or dryer balls.

Why does the fabric softener dispenser get moldy?

The fabric softener dispenser on your washing machine can trap moisture and residue, creating the ideal environment for mold or mildew growth. Mold can appear in black patches and give off a foul odor. Some dispensers are removable for easy cleaning, but those that aren't can still be cleaned with the right tools.

What causes mold build up in washing machine?

Warm temperatures, soil and bacteria from clothes, detergent and fabric softener residue, and a dark environment can all combine to leave you with a stinky, moldy washer. Mold is often found growing in a front load washer behind the rubber gasket that seals the door to prevent leaking.

How do I keep mold from growing in my washing machine?

How to Prevent Mold in Washing Machines

  1. Use only the right detergent. ...
  2. Leave the door open after each wash to allow moisture inside the machine to escape. ...
  3. Remove wet clothes immediately after a wash. ...
  4. Wipe the door gasket with your mildew cleaner regularly.

Washing Machine Fabric Softener Dispenser not Emptying - Fixed

Does liquid detergent cause mold?

Liquid detergents can leave a residue in your washing machine, giving mold a food source.

Do all front loading washers have mold problems?

Fifteen percent of all front-load washer owners reported mold or mildew build-up in their machines—compared with only 3 percent of HE top-load washers and 1 percent of top-load agitators.

What laundry detergent kills mold?

There are washing detergents specially made not only to wash and clean your clothes but to also remove mold on your clothes in the wash. Two mold killing detergents are Oxiclean and Clorox.

How do you remove black mold from washing machine rubber seal?

To use a spray, mix one part bleach with four parts water in the spray bottle OR mix equal amounts of white vinegar and water in a spray bottle. Use the spray bottle to spray and wipe away any remaining mold areas from the rubber seal.

Why do front-load washers get mold?

Why Does Mold Build Up in Front-Load Machines? Front-loading washers typically use less water, so dirt, grime, and detergents do not always fully drain out. Using cold water versus hot can also exacerbate the problem. Hot water (less efficient) kills bacteria better than cold water does.

What causes black gunk in washing machine?

What Is That Black Stuff In Your Washing Machine? Basically, it's bacteria, grease and mold. According to the website White Goods Help, this build up of grime can be the result of multiple issues occurring when you wash your clothes. Using environmentally friendly soaps.

How do you get fabric softener residue out of a washing machine?

Try vinegar.

Vinegar—especially when coupled with baking soda—will clean the interior of your washing machine from any buildup that has accumulated over time, and will also clean out your fabric softener and soap dispensers.

Is fabric softener bad for washing machines?

It's bad for your washing machine and plumbing.

As many brands of fabric softener are petroleum-based and contain animal fat, they can clog up your washing machine (especially if it's a front-loading one) and pipes. Fabric softener can also encourage the growth of mold in your machine.

Why you should not use fabric softener?

The most worrisome preservatives in fabric softeners include methylisothiazolinone , a potent skin allergen, and glutaral, known to trigger asthma and skin allergies. Glutaral (or glutaraldehyde) is also toxic to marine life. Among artificial colors, D&C violet 2 has been linked to cancer.

What can I use instead of fabric softener?

The Kitchen Concoction: Baking Soda & Vinegar

With a few items found in your kitchen pantry, you can mix up your own natural fabric softener. All you need is water, baking soda and vinegar, plus a few drops of essential oils if you'd like it scented. Stir until mixed and add in one-part vinegar (ex: one-half cup).

How do you get mold out of a front load washer seal?

Grab some white vinegar and place in a spray bottle. (don't dilute the vinegar) Spray the vinegar directly onto the mold and let sit for one hour. Soak an old washcloth in vinegar and place in the fold of the gasket to remove mold inside gasket.

What if I breathed in black mold?

When people with allergies inhale mold spores, they can experience sneezing, runny nose, red and itchy eyes, headaches, skin rashes, throat and lung irritation, difficulty breathing, wheezing, shortness of breath, asthma attacks and more.

Can laundry detergent grow mold?

However, what is often overlooked is the fact that mold grows quickly and can thrive off of laundry detergent due to its plant-based (and even animal) components. If the machine is moldy, it's easy to understand why your clothes are moldy too.

Does OxiClean get rid of mold?

Oxygen bleach, like OxiClean or Biokleen Oxygen Bleach Plus, is chemically different from liquid chlorine bleach but also effectively eliminates mold stains from clothes and other fabrics.

Does Tide get rid of mold?

Removing Mildew Stains

Fill a sink, bucket or bowl with warm water and add half a scoop of Tide Powder Detergent. Mix up the solution by hand until the detergent completely dissolves. Add your mildew stained garments to the solution and leave to soak for two hours.

Should you leave your washing machine door open or closed?

Leave the washing machine lid or door open after every load of wash to allow moisture to escape. Wait a few hours before closing it again. Dry just-washed clothes promptly. Even four to five hours is too long to let wet clothes sit in a warm, enclosed space.

Why does my front-load washer smell like mildew?

Due to the nature of a front loading washing machine's design, there is a rubber gasket that lines the door. This prevents leakage but is also a breeding ground for bacteria and mold to build. Any residual water left in the machine has nowhere to go which is how mold and mildew forms causing the machine to smell.

Should I close the washing machine door?

A repair technician has warned people to never leave the washing machine door closed when it's not in use because it can result in the build-up of grime and mould. The Australian expert said that shutting the door can trap warm water and this causes bacteria and mould to breed.