---
title: "Crushed Walnut Shells — $71K/yr Amazon US Niche (2026) - Flapen"
canonical_url: "https://flapen.com/research/us/arts-crafts-sewing/crushed-walnut-shells"
last_updated: "2026-08-09T13:40:18.718Z"
locale: en
meta:
description: "Niche score 45/100 · $71K/yr market · 76K searches/yr · $18.84 avg price. Doesn't clear our bar today. Data updated Jul 2026."
"og:description": "Niche score 45/100 · $71K/yr market · 76K searches/yr · $18.84 avg price. Doesn't clear our bar today. Data updated Jul 2026."
"og:title": "Crushed Walnut Shells — $71K/yr Amazon US Niche (2026) - Flapen"
---
# **crushed walnut shells**
**Skip it**
A small market ($71K/yr) — this niche doesn't clear our bar today.
Market size 18Growth 22Conversion 58Competition 37Returns 97Price range 60Avg price 85Brand share 54Review moat 72Quality gap 22
**Returns**
**Incredible****0.5%**
return rate — above 5% kills the launch gate
**Avg price**
**Great****$18.84**
avg listing price — sweet spot $15–$100
**Review moat**
**Good****605.8**
avg incumbent reviews — the moat a new listing must climb
**Price range**
**Good****$5.08–$30.06**
cheapest to priciest tracked listing — scored on the share inside $15–$100
**Conversion**
**Good****4.9%**
search→purchase rate — share of searches ending in a sale
**Brand share**
**Good****73%**
top-5 brand share — brands hold most of the demand
**Competition**
**Okay****63%**
top-5 click share — leaders hold, buyers still browse
**Growth**
**Bad****-6.9%**
90-day search growth — must beat 0% to launch
**Quality gap**
**Bad****4.7★**
avg incumbent rating — lower means beatable quality
**Market size**
**Bad****$71K**
$71K/yr · 76K searches
**Signals**[** Low Review Barrier**](https://flapen.com/research/niches?market=us&signal=low_review_barrier "Top brand's reviews < 500")
According to Flapen's Amazon United States niche tracking, crushed walnut shells is a $71K/yr Amazon United States market (76K searches/yr). The top 5 brands hold 73% of demand. Verdict: Skip it — 45/100.
Data updated Jul 18, 2026 · scored weekly · [~~How we score niches ~~](https://flapen.com/research/methodology)
## **crushed walnut shells market data**
- **Units sold / yr**
- **4K–5K**
- avg 100–250/product
- **Revenue / yr**
- **$75K–$94K**
- units × avg price
- **Conversion rate**
- **4.9%**
- **Avg BSR**
- **#183**
- **Page quality**
- **0%**
- **Prime**
- **65%**
- **Sponsored**
- **65%**
- **Out of stock**
- **5.5%**
- **Avg brand age**
- **57 months**
- **Avg seller age**
- **173 days**
## **Competition & brand share**
The top 5 products take 63% of clicks — established leaders, but buyers still shop beyond them.
**Brands**
**13 **▼falling
**Sellers**
**37**
**Top-5 brand share**
**73%**
Top 20: 100%
**Top-5 click share**
**63%**
Top 20: 100%
**Open market**
**21%**
- Qusfa25% - PlumEasy Patterns22% - Generic12% - INTERACTIVIA7% - Frankford Arsenal6% - Industrial Mineral Supply6%
## **Demand & seasonality**
Weekly Amazon search volume, last 104 weeks — -6.9% search growth over the last 90 days.
2K1KSpike '24Black Friday '24Spike '25Black Friday '25Spike '26 seasonSepDecMarJunAugNovMarMay
No pronounced peak months · busiest ÷ quietest = 1.4×
[**Open Trend **](https://flapen.com/research/us/arts-crafts-sewing/crushed-walnut-shells/trend)
## **Top crushed walnut shells search terms**
- **crushed walnut shells**22K/yr+2.4%4.1% conv. - **crushed walnut shells for pincushions**15K/yr-12.1%7.0% conv. - **walnut shells**13K/yr-1.5%3.2% conv. - **ground walnut shells**7K/yr-19.9%4.5% conv. - **walnut shells for crafts**9K/yr-4.2%2.4% conv. - **walnut shell**4K/yr+1.7%2.4% conv. - **ground walnut shells for pincushions**4K/yr-23.7%8.5% conv. - **walnut shells for pin cushion**3K/yr-23.3%6.0% conv. [**All search terms **](https://flapen.com/research/us/arts-crafts-sewing/crushed-walnut-shells/search-terms)
## **Top crushed walnut shells products on Amazon**
Each bubble is one product — market share against review moat; bubble size tracks estimated sales, color grades how beatable the incumbent looks.
0%10%$7K20%$14K30%$21K40%$28K1101001K10K Reviews — right = deep review moatMarket share (90d) ≈ est. sales
Beatable (≤4.3★) Contested Strong incumbent (>4.7★)
All 20 tracked products in this niche — three views at once, no toggling.
### **Top sellers**
by 90-day click share
[1**Qusfa Crushed Walnut Shells for Pincushions (12 oz / 340gr) Ground Walnut Shells Filler for Crafts Needle Sharpening & DIY Projects | Natural Biodegradable & Fine Grit Walnut Shell Powder**Qusfa**$12.99**4.6★105 rev](https://www.amazon.com/dp/B0F5YRZQYP) [2**Ground Walnut Shells by Plum Easy Patterns - 11 oz Bag**PlumEasy Patterns**$9.83**4.7★755 rev](https://www.amazon.com/dp/B00JAMSGYG) [3**Generic Crushed Walnut Shells and Emery Bundle for Pin Cushions and Dimensional Crafts**Generic**$19.02**4.8★128 rev](https://www.amazon.com/dp/B091KH5B9X) [4**GRITSMITH 18-40 Grit Ground Walnut Shell Media (5 LBS / 2.3 KG) - Fine Grit for Tumbling Blasting Vibratory Polishing Deburring Anti-Skid Fillers**GRITSMITH**$21.94**4.7★278 rev](https://www.amazon.com/dp/B0CXPD7V47) [5**Frankford Arsenal 15 lb Bag of Walnut Hull Media for Case Tumbling Ammo Reloading and Shooting Bags**Frankford Arsenal**$26.25**4.7★2,671 rev](https://www.amazon.com/dp/B0063GTFXS)
**~~View all top sellers →~~**
### **Newest**
by launch date
[**Qusfa Crushed Walnut Shells for Pincushions (12 oz / 340gr) Ground Walnut Shells Filler for Crafts Needle Sharpening & DIY Projects | Natural Biodegradable & Fine Grit Walnut Shell Powder**Qusfa**$12.99**105 rev1y ago](https://www.amazon.com/dp/B0F5YRZQYP) [**5 lbs 18/40 Grit Ground Walnut Shells Fine Grit for Tumbling Blasting Vibratory Polishing Deburring Anti-Skid Fillers**HDURCIR**$21.50**87 rev1y ago](https://www.amazon.com/dp/B0DJL82565) [**GRITSMITH 18-40 Grit Ground Walnut Shell Media (5 LBS / 2.3 KG) - Fine Grit for Tumbling Blasting Vibratory Polishing Deburring Anti-Skid Fillers**GRITSMITH**$21.94**278 rev2y ago](https://www.amazon.com/dp/B0CXPD7V47) [**Galpagos (05074) Walnut Bedding Natural Crushed Walnut Shell Substrate - Ideal for Bearded Dragons Reptiles Birds & Terrariums - Absorbent & Easy-to-Clean Reptile Bedding 8 QT Natural**Natural Pack Galapagos**$19.26**54 rev3y ago](https://www.amazon.com/dp/B0BMS7Z8C3) [**JSP Crushed Walnut Shell .85-3.35mm 6/20 5 lbS**JSP**$19.94**7 rev4y ago](https://www.amazon.com/dp/B0B51XY9P6)
**~~View all new products →~~**
### **Trending**
90-day click momentum
[**Lucky Baby 25pcs Scallop Shells for Crafts 2-3 Inches White Large Natural Seashells for DIY Home Decor Baking Shells for Serving Food**LUCKY BABY**$9.82**4.5★**▲ 254%**](https://www.amazon.com/dp/B07RNJ4LDJ) [**Frankford Arsenal 5 lb Container of Treated Walnut Hull Media for Case Tumbling Ammo Reloading and Shooting Bags tan**Frankford Arsenal**$25.75**4.7★**▲ 110%**](https://www.amazon.com/dp/B0063GTBS2) [**DIAMOND Jumbo California Walnuts 16 OZ**Diamond of California**$5.08**4.6★**▲ 49%**](https://www.amazon.com/dp/B0004MWSMW) [**Frankford Arsenal 15 lb Bag of Walnut Hull Media for Case Tumbling Ammo Reloading and Shooting Bags**Frankford Arsenal**$26.25**4.7★**▲ 46%**](https://www.amazon.com/dp/B0063GTFXS) [**Ground Walnut Shell Filling 11 oz. Package Lavender Scented**PlumEasy Patterns**$12.46**4.7★**▲ 37%**](https://www.amazon.com/dp/B017M74CES)
**~~View all trending →~~**
## **What buyers say about crushed walnut shells**
What buyers praise and complain about, mined from review topics.
### **What buyers love **
**Value For Money**18%
*“Good price”*
**Quality-Overall**17%
*“The product was fair”*
**Advertised Vs Actual Product**15%
*“As per description”*
**Freshness**10%
*“They were fresh”*
**Taste-Overall**10%
*“best taste”*
**Ease Of Cleaning**9%
*“Perfect for intake valve cleaning”*
**Efficiency**3%
*“Does Good Job”*
**Ease Of Use**2%
*“easy to use”*
**Cushion**2%
*“Perfect for my pin cushions”*
**Size-Overall**2%
*“It's a very consistent size”*
### **What buyers complain about **
**Value For Money**23%
*“Wish they were a little bit cheaper”*
**Size-Overall**19%
*“Disappointed in Size”*
**Stale/Rotten/Spoiled**10%
*“Gross”*
**Durability**8%
*“Broke down after one use”*
**Ease Of Cleaning**4%
*“Does not clean that good”*
**Absorbency**4%
*“package reads non-absorbent making it useless for bird trays”*
**Ease Of Use**4%
*“hard to open needed hammer some were BAD”*
**Hard Feel**4%
*“hard”*
**Advertised Vs Actual Product**4%
*“Definitely does not work as described”*
**Quality-Overall**2%
*“Poor Amazon quality assurance”*
### **Top return reasons **
**Size-Overall**42%
**Functionality-Overall**15%
**Advertised Vs Actual Product**10%
**Value For Money**8%
**Leak-Proof**4%
**Product Condition**3%
**Powdered/Crumbled**3%
**Material Quality**2%
**Compatibility-Overall**2%
**Jamming/Clogging**2%
## **Common questions**
- **Is crushed walnut shells profitable to sell on Amazon United States?**
- The niche generates $71K/yr across 20 tracked products. 90-day search growth is -6.9%. Flapen's verdict: Skip it (45/100).
- **How competitive is the crushed walnut shells niche?**
- 13 brands and 37 sellers compete. The top 5 products take 63% of clicks and top 5 brands hold 73% of demand.
- **What do buyers complain about in crushed walnut shells?**
- Top complaints mined from reviews: Value For Money, Size-Overall, Stale/Rotten/Spoiled. The return rate is 0.5%.
- **When does demand for crushed walnut shells peak?**
- Demand is steady year-round — the busiest month runs 1.4× the quietest.
- **What does it cost to enter the crushed walnut shells niche?**
- Listings span $5.08–$30.06; the average listing price is $18.84 (sweet spot $15–$100). The average incumbent carries 606 reviews — the moat a new listing must climb.
## **Related niches in Arts, Crafts & Sewing**
- 67 [**halloween fabric**](https://flapen.com/research/us/arts-crafts-sewing/halloween-fabric)$80K/yr+204.4%**Worth a look**- 67 [**cyanotype kit**](https://flapen.com/research/us/arts-crafts-sewing/cyanotype-kit)$505K/yr+129.8%**Worth a look**- 68 [**bracelet making kit**](https://flapen.com/research/us/arts-crafts-sewing/bracelet-making-kit)$8.1M/yr+22.4%**Launch it**- 68 [**graduation cap decorations**](https://flapen.com/research/us/arts-crafts-sewing/graduation-cap-decorations)$229K/yr+425.9%**Worth a look**- 68 [**foam cutter**](https://flapen.com/research/us/arts-crafts-sewing/foam-cutter)$2.1M/yr+3.7%**Launch it**- 68 [**window markers**](https://flapen.com/research/us/arts-crafts-sewing/window-markers)$1.3M/yr+132.8%**Launch it**[**All Arts, Crafts & Sewing niches **](https://flapen.com/research/us/arts-crafts-sewing)