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About Us:

The Mustard Seed Boutique is an award winning brick and mortar women's clothing destination nestled in the heart of small town Wisconsin. Operated by Sarah, the boutique is known for outstanding customer service and quality products. Our excitement to launch an online retail store is beyond words! Our team, both in-store and online, is the absolute BEST and we're looking forward to serving all our customers, near & afar, with the latest modern must haves! 

Thank you for your support and letting us help you Be Your Beautiful Best! We appreciate it more than you know!!

Collection list

Fall Accessories

36 products

NEW Arrivals

50 products

Thread & Supply Fall Collection

36 products


50 products

KUT Fall 2020

13 products

Fall Footwear

7 products

Brick & Mortar Location

6025 Arndt Lane

Eau Claire, WI 54701


Mon - Sat, 9am - 5pm
Sunday, 10am - 5pm

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Return Policy

We want you to love your purchase! Please take the time to try on your items! However, if you are unsatisfied with your purchase we would be happy to help!

***DUE TO COVID-19: We are extending the return window from purchase  to 120 days (unwashed, undamaged, with tags on). 100% FULL REFUNDS are being offered at this time. We want to make this as convenient for our customers as possible. Free Shipping as always with Curbside pickup/drop off available for purchases/returns/exchanges during greenhouse hours, everyday: (Monday-Friday 8am-6pm, Saturday 8am-6pm, Sunday 10am-5pm/hours differ from boutique).***

Qualifications for In Store and Online Return or Exchange:

 All items must be returned within  90 days of original purchase date - unworn, unwashed, unaltered and have original tags still attached with receipt. 

We will not be responsible for any items damaged after they have been worn. Items returned within 90 days of original purchase date are eligible for in-store or website credit ONLY. ALL items must be free of make-up, deodorant, perfume, smoke, stains or pet hair. No returns on local vendors merchandise; items are only eligible for exchange of equal or greater value and must be the same vendor. Online returns and exchanges can be made in store or online. 


Leggings, Swimwear, Jewelry (unless local vendor, then exchange for equal or greater value and must be same local vendor), Intimates (Bralettes), Holiday Items, Perfumes/Skin Care products and all items sold at 30% off or more. 


We are not responsible for shipping costs if the package was returned due to incorrect address or outdated address, undeliverable for any reason, or was unable to be forwarded to sender. We will not be responsible for lost or stolen packages. You can file a claim with the USPS. The Mustard Seed is not responsible for shipping costs to return an item. Once we have received a returned item, please allow up to 5 business days for the item to be processed.