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How to wash wool blanket
Wool blankets are cozy, warm, and timeless like a warm hug on a cold night. But when it comes to cleaning them, many people panic. Shrinking, stiffness, weird smells… we’ve all heard the horror stories.
The truth? Washing a wool blanket isn’t hard you just need to do it the right way.
In this guide, I’ll walk you step by step through how to wash a wool blanket safely, keep it soft, and make it last for years without ruining it.
Check the Care Label First
Before anything else, look at the tag.
Symbols You Should Know:
- Hand wash only
- Cold water
- Lay flat to dry
When to Dry Clean Only, if it says “Dry Clean Only,” follow it especially for antique or luxury blankets.

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Preparing Your Wool Blanket for Washing
- Removing Dust and Hair
Shake it outside or gently vacuum using a soft brush attachment.
- Spot Cleaning Stains
Mix cold water + a drop of mild detergent. Dab (don’t rub!) stains gently.
Machine Washing a Wool Blanket
Sometimes life gets busy. Machine washing can work if done right.
When It’s Safe to Use a Washer:
Only if label allows it.
Best Washer Settings
- Gentle or wool cycle
- Low spin
Water Temperature Tips:
Always cold water. Hot water = shrink city.
Rinsing the Blanket Properly
Avoiding Soap Residue
Drain soapy water and refill with cold clean water. Gently press blanket until detergent is gone.
Drying a Wool Blanket Safely
Why You Should Never Wring Wool
Twisting stretches fibers and causes stiffness. Flat Drying Method:
- Lay towel on floor
- Place blanket flat
- Roll to absorb moisture
- Unroll and air dry

How Often Should You Wash Wool Blankets?
- Every 3–6 months
- After spills or heavy use
- Air out monthly
Can You Use a Dryer?
Risks of Heat Damage Short answer: don’t.
Dryers shrink wool, harden fibers, and ruin softness. Air drying is always best.
Signs Your Wool Blanket Is Damaged
These usually mean:
- Too much heat
- Rough washing
- Wrong detergent
Learning how to wash a wool blanket is all about being gentle. Cold water, mild soap, minimal movement, and air drying will keep your blanket soft, warm, and beautiful for years. Treat wool kindly and it will reward you with comfort every winter.
Frequently Asked Questions
1. Can I wash a wool blanket in hot water?
No. Hot water causes shrinking and damage.
2. What detergent is best for wool?
Wool-safe detergent or baby shampoo works great.
3. How long does a wool blanket take to dry?
Usually 24–48 hours depending on thickness.
4. Can I use fabric softener on wool?
No, it coats fibers and reduces softness.
5. Is vinegar safe for wool?
Yes, small amounts help remove soap residue and soften fibers.
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