How to Wash Baby Clothes: From Newborn to Toddler

Quick answer

To wash baby clothes safely, sort by color and fabric, pretreat stains, use a gentle fragrance-free detergent, and wash in cold water on a delicate cycle. Air dry or tumble dry low to preserve softness and fit, especially for bamboo fabrics like Little Sleepies' Lunaluxe®.

Washing baby clothes is a weekly ritual that comes with a lot of questions. From newborn onesies to toddler play outfits, each stage brings different stains, fabrics, and care needs. Getting the laundry routine right helps keep clothes soft, safe, and long-lasting.

In this guide, we'll walk you through a step-by-step process for washing baby clothes from newborn to toddler, with practical tips for stain removal, detergent choices, and caring for delicate bamboo fabrics.

Why Washing Baby Clothes Requires Special Care

Baby skin is thinner and more sensitive than adult skin, so it absorbs chemicals and irritants more easily. That's why it's important to use a gentle, fragrance-free detergent and avoid fabric softeners and dryer sheets that can leave residue and irritate sensitive or eczema-prone skin.

Newborn clothes often come with tags and packaging that should be removed before the first wash. Even if clothes look clean, they may have been handled by many people or exposed to dust. Washing before first use helps remove any potential irritants and ensures a fresh start for your baby's wardrobe.

• Always wash new baby clothes before the first wear.
• Choose a detergent labeled 'free and clear' or 'sensitive skin' to minimize irritation.
• Skip fabric softeners and dryer sheets—they can reduce absorbency and leave a coating on fabrics.

Step-by-Step: How to Wash Baby Clothes

Start by sorting clothes by color and fabric type. Whites, lights, and darks should be separated to prevent color bleeding. Delicate fabrics like bamboo should be washed separately from heavier items like denim to avoid friction and pilling.

Pretreat stains as soon as possible. Baby food, spit-up, and diaper blowouts can set quickly, so apply a gentle stain remover or a small amount of liquid detergent directly to the stain and let it sit for 10-15 minutes before washing. For tough stains, you may need to repeat the process or soak the garment in cold water with a bit of detergent.

Use cold water on a delicate cycle to protect fabrics and prevent shrinking. Hot water can damage elastic and cause bamboo fabrics to lose their softness. If your washer has an extra rinse option, use it to ensure all detergent residue is removed.

After washing, air drying is the gentlest option for baby clothes, especially bamboo items. If you use a dryer, choose low heat and remove clothes while slightly damp to reduce wrinkles and maintain softness. Always check the care label for specific instructions.

• Check pockets for small items like socks or hair clips before washing.
• Zip up zippers and fasten snaps to prevent snagging.
• Wash baby clothes separately from adult clothes to minimize exposure to harsh detergents and heavy fabrics.

Choosing the Right Baby Laundry Detergent

The best baby laundry detergent is one that is free of dyes, fragrances, and harsh chemicals. Look for plant-based or hypoallergenic formulas that are specifically designed for sensitive skin. Avoid detergents with optical brighteners, which can leave a residue and cause skin irritation.

You don't need a separate baby detergent if you already use a gentle, fragrance-free option for the whole family. Just make sure it's free of enzymes that can be harsh on delicate fabrics and skin. If your baby has eczema or very sensitive skin, consider a detergent that is certified by the National Eczema Association.

When in doubt, do a patch test by washing one item and checking for any skin reaction before washing the entire load. This is especially important for newborns and babies with known skin sensitivities.

• Avoid detergents with strong perfumes or dyes.
• Consider a detergent with a 'free and clear' label for sensitive skin.
• If your baby's skin reacts, switch to a different brand and rinse clothes twice.

Removing Common Baby Stains

Baby stains are inevitable, but most can be removed with the right approach. For formula or breastmilk stains, soak in cold water with a bit of detergent before washing. For fruit or vegetable puree stains, treat with a stain remover and wash in cold water.

For poop stains, scrape off any solids, then soak in cold water with a stain-fighting detergent. Avoid hot water, which can set protein-based stains. For stubborn stains, apply a paste of baking soda and water, let it sit, then wash as usual.

Sun drying can help fade remaining stains on white clothes, but be cautious with colored items as sunlight can also fade the fabric. Always check that a stain is gone before drying, as heat can set it permanently.

• Act quickly—the sooner you treat a stain, the better.
• Use cold water for protein-based stains like milk and poop.
• Never put stained clothes in the dryer until the stain is completely removed.

Caring for Bamboo Baby Clothes

Bamboo fabric is popular for baby clothes because it's soft, breathable, and gentle on sensitive skin. However, it requires special care to maintain its qualities. Always wash bamboo clothes in cold water on a delicate cycle to prevent shrinking and preserve the fabric's softness.

Avoid using bleach or fabric softeners on bamboo, as these can damage the fibers. Instead, use a mild detergent and consider adding a cup of white vinegar to the rinse cycle to naturally soften the fabric and remove any residue. Vinegar is safe for most bamboo fabrics and helps keep them fresh.

When drying bamboo, air drying is best. If you must use a dryer, use the lowest heat setting and remove clothes while they are still slightly damp. This helps prevent overdrying, which can make bamboo feel stiff and reduce its lifespan.

• Always check the care label on bamboo items for specific instructions.
• Consider washing bamboo items inside out to protect the surface.
• Avoid wringing out bamboo clothes—gently squeeze out excess water instead.

Your Step-by-Step Baby Laundry Routine

1. Sort and pretreat: Separate baby clothes by color and fabric, and pretreat any stains with a gentle stain remover or liquid detergent. Let it sit for 10-15 minutes. Checkpoint: Stains are less likely to set if treated before washing.
2. Choose the right detergent: Select a fragrance-free, dye-free detergent designed for sensitive skin. Avoid fabric softeners and bleach. Checkpoint: Your detergent should not have a strong scent or harsh chemicals.
3. Wash in cold water: Use the delicate cycle with cold water. Add an extra rinse to ensure all detergent is removed. Checkpoint: Cold water helps prevent shrinking and preserves fabric softness.
4. Dry with care: Air dry baby clothes when possible. If using a dryer, choose low heat and remove items while slightly damp. Checkpoint: Overdrying can damage elastic and make bamboo fabrics stiff.

Little Sleepies Products That Make Laundry Easier

• Slumber Club Zippy: Made from custom-milled Lunaluxe® Bamboo that’s gentle on sensitive or eczema-prone skin. Seasonless fabric keeps them cool in... This bamboo sleeper is designed for sensitive skin, and with proper washing—cold water, gentle detergent—it stays soft and comfortable for your baby's delicate skin.
• Tidepool Watercolor Shorty Zippy: Made from buttery-soft Lunaluxe® Bamboo that’s gentle on sensitive or eczema-prone skin. Double zipper makes diaper changes a breeze. The double zipper and easy-care bamboo fabric mean fewer wardrobe changes and simpler laundry—just wash in cold water and air dry to keep it in great shape.

Washing baby clothes doesn't have to be a chore. With the right detergent, a gentle cycle, and a little stain treatment, you can keep your little one's wardrobe fresh, soft, and safe from newborn to toddler. Remember to always check care labels and adjust your routine as your baby grows and their clothes change.