---
title: "Zinc Sulfate Powder for Roof Moss — $44K/yr Amazon US Niche (2026) - Flapen"
canonical_url: "https://flapen.com/research/us/health-household/zinc-sulfate-powder-for-roof-moss"
last_updated: "2026-08-09T07:26:22.849Z"
locale: en
meta:
description: "Niche score 42/100 · $44K/yr market · 21K searches/yr · $34.62 avg price. Doesn't clear our bar today. Data updated Jul 2026."
"og:description": "Niche score 42/100 · $44K/yr market · 21K searches/yr · $34.62 avg price. Doesn't clear our bar today. Data updated Jul 2026."
"og:title": "Zinc Sulfate Powder for Roof Moss — $44K/yr Amazon US Niche (2026) - Flapen"
---
# **zinc sulfate powder for roof moss**
**Skip it**
Soft demand (-40.8% this quarter) — this niche doesn't clear our bar today.
Market size 11Growth 5Conversion 67Competition 19Returns 97Price range 88Avg price 95Brand share 28Review moat 76Quality gap 47
**Returns**
**Incredible****0.6%**
return rate — above 5% kills the launch gate
**Avg price**
**Incredible****$34.62**
avg listing price — sweet spot $15–$100
**Price range**
**Great****$9.22–$102.02**
cheapest to priciest tracked listing — scored on the share inside $15–$100
**Review moat**
**Great****485.69**
avg incumbent reviews — the moat a new listing must climb
**Conversion**
**Good****6.0%**
search→purchase rate — share of searches ending in a sale
**Quality gap**
**Okay****4.5★**
avg incumbent rating — lower means beatable quality
**Brand share**
**Okay****88%**
top-5 brand share — brands hold most of the demand
**Competition**
**Bad****77%**
top-5 click share — a locked-up shelf
**Market size**
**Bad****$44K**
$44K/yr · 21K searches
**Growth**
**Bad****-40.8%**
90-day search growth — must beat 0% to launch
According to Flapen's Amazon United States niche tracking, zinc sulfate powder for roof moss is a $44K/yr Amazon United States market (21K searches/yr). The top 5 brands hold 88% of demand. Verdict: Skip it — 42/100.
Data updated Jul 28, 2026 · scored weekly · [~~How we score niches ~~](https://flapen.com/research/methodology)
## **zinc sulfate powder for roof moss market data**
- **Units sold / yr**
- **2K–2K**
- avg 100–250/product
- **Revenue / yr**
- **$52K–$69K**
- units × avg price
- **Conversion rate**
- **6.0%**
- **Avg BSR**
- **#461**
- **Page quality**
- **0%**
- **Prime**
- **54%**
- **Sponsored**
- **77%**
- **Out of stock**
- **6.7%**
- **Avg brand age**
- **87 months**
- **Avg seller age**
- **183 days**
## **Competition & brand share**
The top 5 products capture 77% of clicks — a locked-up shelf that new listings rarely crack.
**Brands**
**9 **▼falling
**Sellers**
**59**
**Top-5 brand share**
**88%**
Top 20: 100%
**Top-5 click share**
**77%**
Top 20: 100%
**Open market**
**8%**
- Alpha Chemicals34% - Earthworks Health33% - Greenway Biotech, Inc.10% - Lilly Miller6% - Southern Ag6% - Earthworks Health LLC3% - Open — no brand owns it (3 brands, 8%)
## **Demand**
Weekly Amazon search volume, last 13 weeks — -40.8% search growth over the last 90 days.
500300May '26May '26May '26Jun '26Jun '26Jul '26Jul '26
[**Open Trend **](https://flapen.com/research/us/health-household/zinc-sulfate-powder-for-roof-moss/trend)
## **Top zinc sulfate powder for roof moss search terms**
- **zinc sulfate powder for roof moss**9K/yr-46.2%3.6% conv. - **zinc sulfate powder**6K/yr-43.7%4.3% conv. - **zinc sulfate monohydrate**3K/yr-22.2%7.5% conv. - **zinc powder for roof moss**3K/yr-31.1%2.2% conv. [**All search terms **](https://flapen.com/research/us/health-household/zinc-sulfate-powder-for-roof-moss/search-terms)
## **Top zinc sulfate powder for roof moss 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%$4K20%$9K30%$13K40%$18K1101001K10K Reviews — right = deep review moatMarket share (90d) ≈ est. sales
Beatable (≤4.3★) Contested Strong incumbent (>4.7★)1 product missing review or click data not plotted
All 13 tracked products in this niche — three views at once, no toggling.
### **Top sellers**
by 90-day click share
[1**Zinc Sulfate Monohydrate 10lb Bag**Earthworks Health**$28.96**4.7★62 rev](https://www.amazon.com/dp/B0DDDP9RJB) [2**Zinc Sulfate Monohydrate - 35.5% Zn - 99% Pure - 1 Pound**Alpha Chemicals**$9.22**4.6★489 rev](https://www.amazon.com/dp/B00T6I1SKS) [3**Southern Ag Zinc Sulfate Granular 5lb**Southern Ag**$24.74**4.4★95 rev](https://www.amazon.com/dp/B01AE6BQXY) [4**Zinc Sulfate Monohydrate - 35.5% Zn - 10 Pounds**Alpha Chemicals**$27.74**4.6★147 rev](https://www.amazon.com/dp/B005H30L7M) [5**Greenway Biotech Inc. Zinc Sulfate Powder 35.5% Monohydrate Plus 16.5% Sulfur (5 Pounds)**Greenway Biotech, Inc.**$37.90**4.6★15 rev](https://www.amazon.com/dp/B00HFEHF1Q)
**~~View all top sellers →~~**
### **Newest**
by launch date
[**50 LB Zinc Sulfate Monohydrate**MENDELEEV STYLE**$102.02**0 rev9mo ago](https://www.amazon.com/dp/B0FTZJNVNX) [**Zinc Sulfate Monohydrate 10lb Bag**Earthworks Health**$28.96**62 rev1y ago](https://www.amazon.com/dp/B0DDDP9RJB) [**Pacific Pelican Zinc Sulfate (Zinc Sulfate Monohydrate) (ZnSO4H2O) - Chemical (1lb)**Pacific Pelican**$13.34**1 rev2y ago](https://www.amazon.com/dp/B0D8K3CD52) [**Earthworks Health Zinc Sulfate Monohydrate 25lb Bag**Earthworks Health LLC**$65.33**36 rev9y ago](https://www.amazon.com/dp/B01M24TFS4) [**Greenway Biotech Inc. Zinc Sulfate Powder 35.5% Monohydrate Plus 16.5% Sulfur (3 Pounds)**Greenway Biotech, Inc.**$27.98**16 rev10y ago](https://www.amazon.com/dp/B01J8RJ1YG)
**~~View all new products →~~**
### **Trending**
90-day click momentum
[**50 LB Zinc Sulfate Monohydrate**MENDELEEV STYLE**$102.02**0.0★**▲ 237%**](https://www.amazon.com/dp/B0FTZJNVNX) [**Zinc Sulfate Powder 35.5% Monohydrate Plus 16.5% Sulfur Greenway Biotech Brand (10 Pounds)**Greenway Biotech, Inc.**$49.98**4.5★**▲ 87%**](https://www.amazon.com/dp/B00HFEKTSW) [**Southern Ag Zinc Sulfate Granular 5lb**Southern Ag**$24.74**4.4★**▲ 48%**](https://www.amazon.com/dp/B01AE6BQXY) [**Pacific Pelican Zinc Sulfate (Zinc Sulfate Monohydrate) (ZnSO4H2O) - Chemical (1lb)**Pacific Pelican**$13.34**5.0★**▲ 46%**](https://www.amazon.com/dp/B0D8K3CD52) [**Lilly Miller Moss Out for Roofs and Walks Ready to Spray 27oz Natural Organic**Lilly Miller**$17.61**4.1★**▲ 38%**](https://www.amazon.com/dp/B000SKZ1QK)
**~~View all trending →~~**
## **What buyers say about zinc sulfate powder for roof moss**
What buyers praise and complain about, mined from review topics.
### **What buyers love **
**Quality-Overall**17%
*“excellent product”*
**Value For Money**13%
*“Good price for the amount you get”*
**Ease Of Use**13%
*“Easy to use”*
**Advertised Vs Actual Product**10%
*“Just what I ordered”*
**Pest/Insect Control**9%
*“We use it twice a year, and it does not harm nearby shrubs and plants”*
**Ease Of Cleaning**9%
*“Good for cleaning away moss”*
**Plant Growth**7%
*“We use it twice a year, and it does not harm nearby shrubs and plants”*
**Functionality-Overall**3%
*“It works okay”*
**Connectivity-Overall**3%
*“Hose connectivity was fine with mine”*
**Strength**3%
*“Effectiveness”*
### **What buyers complain about **
**Functionality-Overall**19%
*“again did not do anything”*
**Value For Money**10%
*“Not a good value”*
**Spray/Flow**9%
*“good luck spraying it because youre going to need a mask and goggles”*
**Quality-Overall**8%
*“Poor quality control”*
**Leak-Proof**8%
*“The one I got leaked in the box”*
**Instructions/User Manual/Troubleshooting**6%
*“Did not work at all waste of money followed directions”*
**Pest/Insect Control**5%
*“Product did not kill the moss on my walkway”*
**Advertised Vs Actual Product**4%
*“it is worthless if it can't do what it says”*
**Moist/Dry**3%
*“Rolls off a dry roof”*
**Plant Growth**3%
*“this killed the existing moss”*
### **Top return reasons **
**Leak-Proof**30%
**Functionality-Overall**15%
**Advertised Vs Actual Product**12%
**Value For Money**11%
**Spray/Flow**9%
**Defective Material/Parts**5%
**Add-Ons/Attachments**3%
**Product Condition**2%
**Stain Resistance**2%
**Pest/Insect Control**2%
## **Common questions**
- **Is zinc sulfate powder for roof moss profitable to sell on Amazon United States?**
- The niche generates $44K/yr across 13 tracked products. 0 of 1 products launched in the last 360 days are still selling. 90-day search growth is -40.8%. Flapen's verdict: Skip it (42/100).
- **How competitive is the zinc sulfate powder for roof moss niche?**
- 9 brands and 59 sellers compete. The top 5 products take 77% of clicks and top 5 brands hold 88% of demand.
- **What do buyers complain about in zinc sulfate powder for roof moss?**
- Top complaints mined from reviews: Functionality-Overall, Value For Money, Spray/Flow. The return rate is 0.6%.
- **What does it cost to enter the zinc sulfate powder for roof moss niche?**
- Listings span $9.22–$102.02; the average listing price is $34.62 (sweet spot $15–$100). The average incumbent carries 486 reviews — the moat a new listing must climb.
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