---
title: "Moss Killer for Lawns — £344K/yr Amazon UK Niche (2026) - Flapen"
canonical_url: "https://flapen.com/research/uk/home-garden/moss-killer-for-lawns"
last_updated: "2026-07-30T19:58:36.244Z"
locale: en
meta:
description: "Niche score 57/100 · £344K/yr market. A failed launch gate (market size, growth, or returns) keeps it on the watch list. Data updated Jul 2026."
"og:description": "Niche score 57/100 · £344K/yr market. A failed launch gate (market size, growth, or returns) keeps it on the watch list. Data updated Jul 2026."
"og:title": "Moss Killer for Lawns — £344K/yr Amazon UK Niche (2026) - Flapen"
---
# **moss killer for lawns**
**Worth a look**
Shows low returns (0.1%), but a failed launch gate (market size, growth, or returns) keeps it on the watch list.
Market size 53Growth 0Conversion 87Competition 47Returns 100Price range 77Avg price 79Brand share 43Review moat 67Quality gap 78
**Returns**
**Incredible****0.1%**
return rate — above 5% kills the launch gate
**Conversion**
**Great****10.0%**
search→purchase rate — share of searches ending in a sale
**Avg price**
**Great****£16.51**
avg listing price — sweet spot $15–$100
**Quality gap**
**Great****4.3★**
avg incumbent rating — lower means beatable quality
**Price range**
**Great****£6.90–£42.32**
cheapest to priciest tracked listing — scored on the share inside $15–$100
**Review moat**
**Good****810.45**
avg incumbent reviews — the moat a new listing must climb
**Market size**
**Good****£344K**
£344K/yr · 209K searches
**Competition**
**Okay****57%**
top-5 click share — leaders hold, buyers still browse
**Brand share**
**Okay****79%**
top-5 brand share — brands hold most of the demand
**Growth**
**Bad****-78.6%**
90-day search growth — must beat 0% to launch
According to Flapen's Amazon United Kingdom niche tracking, moss killer for lawns is a £344K/yr Amazon United Kingdom market (209K searches/yr). The top 5 brands hold 79% of demand. Demand peaks in Mar–Apr. Verdict: Worth a look — 57/100.
Data updated Jul 26, 2026 · scored weekly · [~~How we score niches ~~](https://flapen.com/research/methodology)
## **moss killer for lawns market data**
- **Units sold / yr**
- **15K–20K**
- avg 500–750/product
- **Revenue / yr**
- **£248K–£330K**
- units × avg price
- **Conversion rate**
- **10.0%**
- **Avg BSR**
- **#80**
- **Page quality**
- **0%**
- **Prime**
- **64%**
- **Sponsored**
- **68%**
- **Out of stock**
- **3.3%**
- **Avg brand age**
- **62 months**
- **Avg seller age**
- **177 days**
## **Competition & brand share**
The top 5 products take 57% of clicks — established leaders, but buyers still shop beyond them.
**Brands**
**15 **▲rising
**Sellers**
**91**
**Top-5 brand share**
**79%**
Top 20: 100%
**Top-5 click share**
**57%**
Top 20: 98%
**Open market**
**16%**
- Miracle-Gro27% - Flower Power15% - Westland14% - Maxicrop13% - Greenforce11% - Pro-Kleen5% - Open — no brand owns it (9 brands, 16%)
## **Demand & seasonality**
Weekly Amazon search volume, last 104 weeks — -78.6% search growth over the last 90 days.
23K18KSpike '24Spike '25Spike '26 seasonSepDecMarJunAugNovMarMay
Peak months: Mar, Apr · busiest ÷ quietest = 51.8×
[**Open Trend **](https://flapen.com/research/uk/home-garden/moss-killer-for-lawns/trend)
## **Top moss killer for lawns search terms**
- **moss killer for lawns**140K/yr-77.8%9.0% conv. - **lawn moss killer**27K/yr-85.1%8.6% conv. - **moss control**15K/yr-73.9%2.2% conv. - **moss remover for grass**7K/yr-74.7%6.9% conv. - **no rake moss killer for lawns**6K/yr-74.9%4.6% conv. - **grass moss killer**4K/yr-79.2%7.4% conv. - **lawn moss remover**3K/yr-78.8%3.5% conv. - **garden moss killer**3K/yr-77.4%4.6% conv. - **moss killer for lawns liquid**4K/yr-87.0%13.2% conv. [**All search terms **](https://flapen.com/research/uk/home-garden/moss-killer-for-lawns/search-terms)
## **Top moss killer for lawns 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%4%£14K8%£28K12%£41K16%£55K101001K10K Reviews — right = deep review moatMarket share (90d) ≈ est. sales
Beatable (≤4.3★) Contested Strong incumbent (>4.7★)
All 22 tracked products in this niche — three views at once, no toggling.
### **Top sellers**
by 90-day click share
[1**Flower Power Moss Remover & Lawn Feeder with Organic High Potash Formula 5kg**Flower Power**£25.04**4.2★1,551 rev](https://www.amazon.co.uk/dp/B08WCNHC87) [2**Miracle-Gro Complete 4 in 1 Lawn Food 80 m handheld spreader Lawn Food Weed & Moss Control**Miracle-Gro**£9.76**4.4★350 rev](https://www.amazon.co.uk/dp/B0G3PT35T9) [3**Westland Aftercut All In One Lawn Feed Weed & Moss Killer 80m2+25% Extra Free Box UK**Westland**£7.32**4.3★962 rev](https://www.amazon.co.uk/dp/B0CMDWRNCX) [4**Greenforce G21086 Green Force Lawn Feed Weed Moss Killer 400m2 Fertilizer Grey 30.0 cm*21.0 cm*11.0 cm**Greenforce**£12.68**4.2★1,522 rev](https://www.amazon.co.uk/dp/B08CL4W8GX) [5**Miracle-Gro Mosskill Liquid Lawn Care 1 litre concentrate 67 m coverage**Miracle-Gro**£9.25**4.7★12 rev](https://www.amazon.co.uk/dp/B0GGQXMYY2)
**~~View all top sellers →~~**
### **Newest**
by launch date
[**MOSS BLAST 250m Fast-Acting Lawn Moss Killer by Striking Lawns Iron Sulphate Liquid | Turns Black in Under 72 Hours | Spray Application | Pet Safe Once Dry**STRIKING LAWNS**£16.55**29 rev4mo ago](https://www.amazon.co.uk/dp/B0GP9L8KS4) [**Miracle-Gro Mosskill Liquid Lawn Care 1 litre concentrate 67 m coverage**Miracle-Gro**£9.25**12 rev6mo ago](https://www.amazon.co.uk/dp/B0GGQXMYY2) [**Miracle-Gro COMPLETE 4IN1 200M2**Miracle-Gro**£10.64**78 rev7mo ago](https://www.amazon.co.uk/dp/B0G5PPNWVT) [**Miracle-Gro Complete 4 in 1 Lawn Food 80 m handheld spreader Lawn Food Weed & Moss Control**Miracle-Gro**£9.76**350 rev8mo ago](https://www.amazon.co.uk/dp/B0G3PT35T9) [**ToughTurf Trio - Lawn Feed Weed and Moss Killer - 10kg Bag - Powerful Triple-Action Weed Feed & Moss Killer for Lawns - Eliminates Weeds and Moss While Boosting Turf Growth - 10kg Covers 285m**ToughTurf**£35.52**52 rev8mo ago](https://www.amazon.co.uk/dp/B0G2SVXSBZ)
**~~View all new products →~~**
### **Trending**
90-day click momentum
[**Miracle-Gro Mosskill Liquid Lawn Care 1 litre concentrate 67 m coverage**Miracle-Gro**£9.25**4.7★**▲ 328%**](https://www.amazon.co.uk/dp/B0GGQXMYY2) [**Jarder Moss Killer for Lawns 3kg - Iron Sulphate Lawn Feed and Treatment - Boosts Grass Growth and Colour - Nitrogen Rich Lawn Fertiliser Granules**Jarder**£16.74**4.4★**▲ 265%**](https://www.amazon.co.uk/dp/B0GJTF29Q4) [**Miracle-Gro Complete 4 in 1 Lawn Food 80 m handheld spreader Lawn Food Weed & Moss Control**Miracle-Gro**£9.76**4.4★**▲ 106%**](https://www.amazon.co.uk/dp/B0G3PT35T9) [**MOSS BLAST 250m Fast-Acting Lawn Moss Killer by Striking Lawns Iron Sulphate Liquid | Turns Black in Under 72 Hours | Spray Application | Pet Safe Once Dry**STRIKING LAWNS**£16.55**4.0★**▲ 90%**](https://www.amazon.co.uk/dp/B0GP9L8KS4) [**Miracle-Gro COMPLETE 4IN1 360M2**Miracle-Gro**£21.46**4.4★**▲ 88%**](https://www.amazon.co.uk/dp/B0FZC3X2F1)
**~~View all trending →~~**
## **What buyers say about moss killer for lawns**
What buyers praise and complain about, mined from review topics.
### **What buyers love **
**Quality-Overall**22%
*“Good reliable product”*
**Value For Money**17%
*“Excellent Value”*
**Advertised Vs Actual Product**16%
*“Exactly as described”*
**Ease Of Use**13%
*“Easy to use”*
**Efficiency**7%
*“Effective”*
**Plant Growth**6%
*“the grass is growing well”*
**Instructions/User Manual/Troubleshooting**2%
*“Instructions are clear”*
**Pest/Insect Control**2%
*“I love miracle grow it doesnt kill all the insects in the lawn”*
**Color**2%
*“improves the colour”*
**Durability**1%
*“This is an excellent product that we use every year”*
### **What buyers complain about **
**Value For Money**16%
*“Going back to pricer”*
**Functionality-Overall**14%
*“and not fully effective”*
**Plant Growth**6%
*“Burnt grass”*
**Quality-Overall**6%
*“poor quality pump”*
**Color**6%
*“It's made it go all yellow”*
**Spray/Flow**5%
*“the sprayer is rubbish”*
**Advertised Vs Actual Product**4%
*“May be confusion”*
**Durability**4%
*“Moss started dying off within 2-3 days”*
**Instructions/User Manual/Troubleshooting**4%
*“Just wish it had instructions that were readable”*
**Leak-Proof**3%
*“Delivered leaking from the bottles top unfortunately - an easy fix if Maxicrop wanted to fix”*
### **Top return reasons **
**Leak-Proof**26%
**Defective Material/Parts**26%
**Functionality-Overall**12%
**Advertised Vs Actual Product**7%
**Size-Overall**6%
**Value For Money**5%
**Ease Of Use**2%
**Strength**2%
**Quality-Overall**1%
**Plant Growth**1%
## **Common questions**
- **Is moss killer for lawns profitable to sell on Amazon United Kingdom?**
- The niche generates £344K/yr across 22 tracked products. 4 of 6 products launched in the last 360 days are still selling. 90-day search growth is -78.6%. Flapen's verdict: Worth a look (57/100).
- **How competitive is the moss killer for lawns niche?**
- 15 brands and 91 sellers compete. The top 5 products take 57% of clicks and top 5 brands hold 79% of demand.
- **What do buyers complain about in moss killer for lawns?**
- Top complaints mined from reviews: Value For Money, Functionality-Overall, Plant Growth. The return rate is 0.1%.
- **When does demand for moss killer for lawns peak?**
- Demand peaks in Mar–Apr; the busiest month runs 51.8× the quietest.
- **What does it cost to enter the moss killer for lawns niche?**
- Listings span £6.90–£42.32; the average listing price is £16.51 (sweet spot $15–$100). The average incumbent carries 810 reviews — the moat a new listing must climb.
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