---
title: "Moss Out — $636K/yr Amazon US Niche (2026) - Flapen"
canonical_url: "https://flapen.com/research/us/patio-lawn-garden/moss-out"
last_updated: "2026-08-05T21:28:59.808Z"
locale: en
meta:
description: "Niche score 54/100 · $636K/yr market. Brand-locked demand (top 5 brands take 97% of clicks) keeps it on the watch list. Data updated Jul 2026."
"og:description": "Niche score 54/100 · $636K/yr market. Brand-locked demand (top 5 brands take 97% of clicks) keeps it on the watch list. Data updated Jul 2026."
"og:title": "Moss Out — $636K/yr Amazon US Niche (2026) - Flapen"
---
# **moss out**
**Worth a look**
Shows low returns (0.5%), but brand-locked demand (top 5 brands take 97% of clicks) keeps it on the watch list.
Market size 66Growth 13Conversion 81Competition 29Returns 98Price range 92Avg price 95Brand share 8Review moat 41Quality gap 80
**Returns**
**Incredible****0.5%**
return rate — above 5% kills the launch gate
**Avg price**
**Incredible****$26.61**
avg listing price — sweet spot $15–$100
**Price range**
**Great****$12.53–$71.67**
cheapest to priciest tracked listing — scored on the share inside $15–$100
**Conversion**
**Great****8.6%**
search→purchase rate — share of searches ending in a sale
**Quality gap**
**Great****4.2★**
avg incumbent rating — lower means beatable quality
**Market size**
**Good****$636K**
$636K/yr · 278K searches
**Review moat**
**Okay****2,402.44**
avg incumbent reviews — the moat a new listing must climb
**Competition**
**Okay****67%**
top-5 click share — leaders hold, buyers still browse
**Growth**
**Bad****-24.4%**
90-day search growth — must beat 0% to launch
**Brand share**
**Bad****97%**
top-5 brand share — brand-locked demand
According to Flapen's Amazon United States niche tracking, moss out is a $636K/yr Amazon United States market (278K searches/yr). The top 5 brands hold 97% of demand. Demand peaks in Mar–Apr–May–Jun. Verdict: Worth a look — 54/100.
Data updated Jul 22, 2026 · scored weekly · [~~How we score niches ~~](https://flapen.com/research/methodology)
## **moss out market data**
- **Units sold / yr**
- **30K–40K**
- avg 1,500–2,000/product
- **Revenue / yr**
- **$798K–$1.1M**
- units × avg price
- **Conversion rate**
- **8.6%**
- **Avg BSR**
- **#172**
- **Page quality**
- **0%**
- **Prime**
- **89%**
- **Sponsored**
- **78%**
- **Out of stock**
- **0.0%**
- **Avg brand age**
- **72 months**
- **Avg seller age**
- **138 days**
## **Competition & brand share**
The top 5 products take 67% of clicks — established leaders, but buyers still shop beyond them.
**Brands**
**8 **▲rising
**Sellers**
**77**
**Top-5 brand share**
**97%**
Top 20: 100%
**Top-5 click share**
**67%**
Top 20: 100%
**Open market**
**2%**
- Lilly Miller37% - Scotts30% - Bayer Advanced19% - Wet & Forget9% - Yocada1% - Ortho1% - Open — no brand owns it (2 brands, 2%)
## **Demand & seasonality**
Weekly Amazon search volume, last 104 weeks — -24.4% search growth over the last 90 days.
15K10KSpike '24Holiday '24Spike '25Spike '26 seasonSepDecMarJunAugNovMarMay
Peak months: Mar, Apr, May, Jun · busiest ÷ quietest = 6.9×
[**Open Trend **](https://flapen.com/research/us/patio-lawn-garden/moss-out/trend)
## **Top moss out search terms**
- **moss killer**53K/yr-4.7%8.7% conv. - **moss killer for lawns**50K/yr-43.0%10.3% conv. - **moss out**51K/yr-32.9%9.4% conv. - **moss remover**18K/yr+23.2%4.8% conv. - **moss out for lawns**20K/yr-43.4%9.5% conv. - **moss killer for patio pavers**11K/yr+110.9%10.3% conv. - **moss killer for concrete**14K/yr-49.3%7.7% conv. - **moss remover pavers**4K/yr+136.4%5.7% conv. - **lilly miller moss out**5K/yr+11.0%11.3% conv. - **moss remover concrete**7K/yr-33.9%4.8% conv. [**All search terms **](https://flapen.com/research/us/patio-lawn-garden/moss-out/search-terms)
## **Top moss out 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%5%$32K10%$64K15%$95K20%$127K1101001K10K100K Reviews — right = deep review moatMarket share (90d) ≈ est. sales
Beatable (≤4.3★) Contested Strong incumbent (>4.7★)
All 18 tracked products in this niche — three views at once, no toggling.
### **Top sellers**
by 90-day click share
[1**BioAdvanced 2-in-1 Moss and Algae Killer for Lawns Moss Killer for Roofs Patios Decks and Deck Cleaner 32 oz**Bayer Advanced**$19.81**3.9★1,882 rev](https://www.amazon.com/dp/B001DKEPJ8) [2**Lilly Miller Moss Out For Lawns Concentrate 1 Gallon- 10009156 Neutral**Lilly Miller**$18.97**4.4★1,086 rev](https://www.amazon.com/dp/B000NCUVB8) [3**Scotts MossEx Moss Killer for Lawns 4.59 lbs.**Scotts**$15.11**4.2★511 rev](https://www.amazon.com/dp/B07YM5CY3F) [4**Lilly Miller Moss Out for Roofs and Walks Ready to Spray 27oz Natural Organic**Lilly Miller**$17.60**4.0★1,429 rev](https://www.amazon.com/dp/B000SKZ1QK) [5**Lilly Miller Moss Out for Lawns Ready to Spray 32oz 1-(Pack) Model:100503873**Lilly Miller**$12.53**4.1★1,161 rev](https://www.amazon.com/dp/B000BQQUNE)
**~~View all top sellers →~~**
### **Newest**
by launch date
[**Lilly Miller Moss Control Granules for Lawns Fast Acting Moss Treatment with Iron Covers 5 000 sq ft per Bag (2 Pack)**Factory Hardware Store**$71.67**5 rev3mo ago](https://www.amazon.com/dp/B0GY9RCFNH) [**Scotts Turf Builder Triple Action for Moss Control 40 lbs.**Scotts**$36.43**1,955 rev1y ago](https://www.amazon.com/dp/B0DNTVX2N2) [**Wet & Forget Moss Mold Mildew & Algae Stain Remover Multi-Surface Outdoor Cleaner Concentrate Original 128 Fluid Ounces**Wet & Forget**$34.27**2,172 rev1y ago](https://www.amazon.com/dp/B0DNGFBN8F) [**Yocada Moss Remover - Crevice Cleaning Tool Moss Brush Wire Metal Brush**Yocada**$20.06**221 rev1y ago](https://www.amazon.com/dp/B0DM7XB2N8) [**Scotts Turf Builder Triple Action for Moss Control 20 lbs.**Scotts**$24.73**1,955 rev1y ago](https://www.amazon.com/dp/B0DJCJNCBM)
**~~View all new products →~~**
### **Trending**
90-day click momentum
[**Lilly Miller Moss Control Granules for Lawns Fast Acting Moss Treatment with Iron Covers 5 000 sq ft per Bag (2 Pack)**Factory Hardware Store**$71.67**5.0★**▲ 243%**](https://www.amazon.com/dp/B0GY9RCFNH) [**Scotts Moss Control Granules for Lawns 18.37 lbs.**Scotts**$38.46**4.2★**▲ 58%**](https://www.amazon.com/dp/B00DU82CEG) [**Lilly Miller Moss Out for Roofs and Walks Ready to Spray 27oz Natural Organic**Lilly Miller**$17.60**4.0★**▲ 54%**](https://www.amazon.com/dp/B000SKZ1QK) [**Yocada Moss Remover - Crevice Cleaning Tool Moss Brush Wire Metal Brush**Yocada**$20.06**3.7★**▲ 46%**](https://www.amazon.com/dp/B0DM7XB2N8) [**GHWMYD Moss Remover Brush Tool with 65in Handle for Concrete Pavers Crevice**GHWMYD**$20.37**4.4★**▲ 37%**](https://www.amazon.com/dp/B0D2VYHJS8)
**~~View all trending →~~**
## **What buyers say about moss out**
What buyers praise and complain about, mined from review topics.
### **What buyers love **
**Quality-Overall**18%
*“Best product available”*
**Advertised Vs Actual Product**12%
*“As described”*
**Ease Of Use**11%
*“Easy and Effective”*
**Ease Of Cleaning**11%
*“Clean great”*
**Efficiency**7%
*“Very effective”*
**Value For Money**6%
*“Best price”*
**Spray/Flow**5%
*“This spray is the best”*
**Plant Growth**4%
*“seems good for the grass growth”*
**Pest/Insect Control**4%
*“Impressed with the kill”*
**Functionality-Overall**2%
*“Does it's job”*
### **What buyers complain about **
**Functionality-Overall**29%
*“Didnt work as described”*
**Value For Money**8%
*“but not very well for the price”*
**Spray/Flow**7%
*“Product won't spray”*
**Quality-Overall**6%
*“The price is way too high for quality you get”*
**Ease Of Cleaning**5%
*“Worst cleaner ever bought”*
**Pest/Insect Control**5%
*“Doesnt kill dandelions”*
**Durability**4%
*“Fall apart quickly”*
**Leak-Proof**4%
*“Arrived leaking”*
**Advertised Vs Actual Product**4%
*“Item not as described”*
**Instructions/User Manual/Troubleshooting**3%
*“No instructions whatsoever”*
### **Top return reasons **
**Leak-Proof**22%
**Functionality-Overall**20%
**Advertised Vs Actual Product**12%
**Value For Money**10%
**Spray/Flow**9%
**Defective Material/Parts**5%
**Size-Overall**3%
**Pest/Insect Control**3%
**Durability**1%
**Add-Ons/Attachments**1%
## **Common questions**
- **Is moss out profitable to sell on Amazon United States?**
- The niche generates $636K/yr across 18 tracked products. 0 of 1 products launched in the last 360 days are still selling. 90-day search growth is -24.4%. Flapen's verdict: Worth a look (54/100).
- **How competitive is the moss out niche?**
- 8 brands and 77 sellers compete. The top 5 products take 67% of clicks and top 5 brands hold 97% of demand.
- **What do buyers complain about in moss out?**
- Top complaints mined from reviews: Functionality-Overall, Value For Money, Spray/Flow. The return rate is 0.5%.
- **When does demand for moss out peak?**
- Demand peaks in Mar–Apr–May–Jun; the busiest month runs 6.9× the quietest.
- **What does it cost to enter the moss out niche?**
- Listings span $12.53–$71.67; the average listing price is $26.61 (sweet spot $15–$100). The average incumbent carries 2,402 reviews — the moat a new listing must climb.
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