Is moss killer profitable to sell on Amazon United Kingdom?

The niche generates £247K/yr across 26 tracked products. 3 of 6 products launched in the last 360 days are still selling. 90-day search growth is -66.2%. Flapen's verdict: Worth a look (56/100).

How competitive is the moss killer niche?

18 brands and 122 sellers compete. The top 5 products take 55% of clicks and top 5 brands hold 57% of demand.

What do buyers complain about in moss killer?

Top complaints mined from reviews: Functionality-Overall, Spray/Flow, Value For Money. The return rate is 0.1%.

When does demand for moss killer peak?

Demand peaks in Mar–Apr; the busiest month runs 6.6× the quietest.

What does it cost to enter the moss killer niche?

Listings span £6.90–£25.04; the average listing price is £14.27 (sweet spot $15–$100). The average incumbent carries 2,547 reviews — the moat a new listing must climb.

moss killer

Worth a look

Shows low returns (0.1%), but a failed launch gate (market size, growth, or returns) keeps it on the watch list.

Returns

Incredible0.1%

return rate — above 5% kills the launch gate

Quality gap

Great4.2★

avg incumbent rating — lower means beatable quality

Brand share

Great57%

top-5 brand share — no brand owns this niche

Conversion

Good6.7%

search→purchase rate — share of searches ending in a sale

Avg price

Good£14.27

avg listing price — sweet spot $15–$100

Price range

Good£6.90–£25.04

cheapest to priciest tracked listing — scored on the share inside $15–$100

Competition

Good55%

top-5 click share — leaders hold, buyers still browse

Market size

Okay£247K

£247K/yr · 259K searches

Review moat

Okay2,546.85

avg incumbent reviews — the moat a new listing must climb

Growth

Bad-66.2%

90-day search growth — must beat 0% to launch

Signals Low Review Barrier

According to Flapen's Amazon United Kingdom niche tracking, moss killer is a £247K/yr Amazon United Kingdom market (259K searches/yr). The top 5 brands hold 57% of demand. Demand peaks in Mar–Apr. Verdict: Worth a look — 56/100.

Data updated Jul 24, 2026 · scored weekly · How we score niches

moss killer market data

Units sold / yr: 15K–20K; avg 500–750/product
Revenue / yr: £214K–£285K; units × avg price
Conversion rate: 6.7%
Avg BSR: #84
Page quality: 0%
Prime: 58%
Sponsored: 85%
Out of stock: 0.0%
Avg brand age: 53 months
Avg seller age: 173 days

Competition & brand share

The top 5 products take 55% of clicks — established leaders, but buyers still shop beyond them.

Brands

18 falling

Sellers

122

Top-5 brand share

57%

Top 20: 100%

Top-5 click share

55%

Top 20: 93%

Open market

37%

MultiWare20%
Spear & Jackson11%
Flower Power11%
Patio Magic!8%
Gallup7%
Jarder6%

Demand & seasonality

Weekly Amazon search volume, last 104 weeks — -66.2% search growth over the last 90 days.

Peak months: Mar, Apr · busiest ÷ quietest = 6.6×

Open Trend

Top moss killer search terms

moss killer99K/yr -69.7%4.8% conv.
moss killer for paths and drives65K/yr -63.6%6.8% conv.
moss remover56K/yr -64.7%3.4% conv.
driveway moss removal7K/yr -69.5%2.9% conv.
moss killer spray4K/yr -56.1%7.2% conv.
moss remover for driveways4K/yr -65.5%4.2% conv.
patio moss killer4K/yr -50.3%6.0% conv.
best moss remover for tarmac4K/yr -62.2%1.6% conv.
moss cleaner3K/yr -53.1%2.3% conv.
moss gone4K/yr -61.9%5.6% conv.

All search terms

Top moss killer 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.

Beatable (≤4.3★) Contested Strong incumbent (>4.7★)

All 24 tracked products in this niche — three views at once, no toggling.

Top sellers

by 90-day click share

MultiWare£10.994.2★440 rev

Flower Power Moss Remover & Lawn Feeder with Organic High Potash Formula 5kg

Flower Power£25.044.2★1,551 rev

Spear and Jackson Moss Gone Moss killer 5 Litre with long hose trigger Fast Acting Suitable on Paths patios and hard surfaces

Spear & Jackson£16.564.0★682 rev

Gallup Moss Killer Ready to Use 5L Fast Acting Patio & Driveway Moss Remover Visible Results in 4 Hours Covers up to 50m Ideal for Paths Patios Gardens & Driveways

Gallup£15.953.4★44 rev

Patio Magic! 16491 Concentrate: Ideal for Patios Paths and Driveways (Kills Algae and Lichens) 2.5 Litres

Patio Magic!£7.864.2★13,054 rev

Newest

by launch date

Gallup Moss Killer Ready to Use 5L Fast Acting Patio & Driveway Moss Remover Visible Results in 4 Hours Covers up to 50m Ideal for Paths Patios Gardens & Driveways

Gallup£15.9544 rev

5mo ago

Patio Cleaner (2.5L) Concentrate Makes 15L - Removes Green Staining & Algae - Great for Patios and Decking Driveways and Roofs - Green Growth Remover

Furniture Clinic£8.42657 rev

6mo ago

Jarder Moss Remover for Hard Surfaces 5L - Super Mix Strength Formula - Use on Concrete Tarmac UPVC Block Paving Indian Sandstone & More - Advanced Formula - 5L Covers 120m2 (2)

Jarder£24.8364 rev

7mo ago

Jarder Moss Remover for Hard Surfaces 5L - Super Mix Strength Formula - Use on Concrete Tarmac UPVC Block Paving Indian Sandstone & More - Advanced Formula - 5L Covers 120m2 (1)

Jarder£17.6664 rev

7mo ago

Miracle-Gro Complete 4 in 1 Lawn Food 80 m handheld spreader Lawn Food Weed & Moss Control

Miracle-Gro£9.76350 rev

8mo ago

What buyers say about moss killer

What buyers praise and complain about, mined from review topics.

What buyers love

Quality-Overall21%

“Pleased with product”

Advertised Vs Actual Product14%

“As described”

Value For Money14%

“Excellent value for money”

Ease Of Use9%

“Easy to mix and use”

Ease Of Cleaning9%

“Clears all dirt”

Efficiency6%

“Works Very Well”

Plant Growth4%

“Works well on natural growth”

Spray/Flow3%

“Spray is easy to use”

Instructions/User Manual/Troubleshooting2%

“Good instructions”

Strength2%

“This stuff seems decent so far, the container* is robust, the sprayer and the attached hose are actually useful”

What buyers complain about

Functionality-Overall22%

“Results poor”

Spray/Flow14%

“Spray didn't work”

Value For Money10%

“a pity it's so expensive”

Quality-Overall6%

“rubbish product”

Color4%

“It's made it go all yellow”

Natural Resource Wastage3%

“Waste of time”

Instructions/User Manual/Troubleshooting3%

“Lacks Instructions”

Plant Growth3%

“Burnt grass”

Ease Of Cleaning3%

“It will not clean for you, obviously”

Leak-Proof3%

“The spray nossel leaks”

Top return reasons

Functionality-Overall24%

Leak-Proof18%

Defective Material/Parts16%

Advertised Vs Actual Product7%

Value For Money6%

Size-Overall6%

Spray/Flow4%

Ease Of Cleaning1%

Quality-Overall1%

Instructions/User Manual/Troubleshooting1%

Common questions

Is moss killer profitable to sell on Amazon United Kingdom?: The niche generates £247K/yr across 26 tracked products. 3 of 6 products launched in the last 360 days are still selling. 90-day search growth is -66.2%. Flapen's verdict: Worth a look (56/100).
How competitive is the moss killer niche?: 18 brands and 122 sellers compete. The top 5 products take 55% of clicks and top 5 brands hold 57% of demand.
What do buyers complain about in moss killer?: Top complaints mined from reviews: Functionality-Overall, Spray/Flow, Value For Money. The return rate is 0.1%.
When does demand for moss killer peak?: Demand peaks in Mar–Apr; the busiest month runs 6.6× the quietest.
What does it cost to enter the moss killer niche?: Listings span £6.90–£25.04; the average listing price is £14.27 (sweet spot $15–$100). The average incumbent carries 2,547 reviews — the moat a new listing must climb.