---
title: "Grass Fertilizer — £17K/yr Amazon UK Niche (2026) - Flapen"
canonical_url: "https://flapen.com/research/uk/home-garden/grass-fertilizer"
last_updated: "2026-08-01T04:06:00.346Z"
locale: en
meta:
description: "Niche score 52/100 · £17K/yr market · 24K searches/yr · £13.94 avg price. A small market ($17K/yr) keeps it on the watch list. Data updated Jul 2026."
"og:description": "Niche score 52/100 · £17K/yr market · 24K searches/yr · £13.94 avg price. A small market ($17K/yr) keeps it on the watch list. Data updated Jul 2026."
"og:title": "Grass Fertilizer — £17K/yr Amazon UK Niche (2026) - Flapen"
---
# **grass fertilizer**
**Worth a look**
Shows low returns (0.1%), but a small market ($17K/yr) keeps it on the watch list.
Market size 4Growth 58Conversion 60Competition 49Returns 100Price range 62Avg price 66Brand share 43Review moat 52Quality gap 65
**Returns**
**Incredible****0.1%**
return rate — above 5% kills the launch gate
**Avg price**
**Good****£13.94**
avg listing price — sweet spot $15–$100
**Quality gap**
**Good****4.4★**
avg incumbent rating — lower means beatable quality
**Price range**
**Good****£4.60–£32.23**
cheapest to priciest tracked listing — scored on the share inside $15–$100
**Conversion**
**Good****5.1%**
search→purchase rate — share of searches ending in a sale
**Growth**
**Good****+33.3%**
90-day search growth — must beat 0% to launch
**Review moat**
**Good****1,424.52**
avg incumbent reviews — the moat a new listing must climb
**Competition**
**Okay****56%**
top-5 click share — leaders hold, buyers still browse
**Brand share**
**Okay****79%**
top-5 brand share — brands hold most of the demand
**Market size**
**Bad****£17K**
£17K/yr · 24K searches
According to Flapen's Amazon United Kingdom niche tracking, grass fertilizer is a £17K/yr Amazon United Kingdom market (24K searches/yr). The top 5 brands hold 79% of demand. Demand peaks in Mar–Apr–May–Jun. Verdict: Worth a look — 52/100.
Data updated Jul 26, 2026 · scored weekly · [~~How we score niches ~~](https://flapen.com/research/methodology)
## **grass fertilizer market data**
- **Units sold / yr**
- **1K–2K**
- avg 0–100/product
- **Revenue / yr**
- **£17K–£21K**
- units × avg price
- **Conversion rate**
- **5.1%**
- **Avg BSR**
- **#22**
- **Page quality**
- **0%**
- **Prime**
- **78%**
- **Sponsored**
- **74%**
- **Out of stock**
- **8.5%**
- **Avg brand age**
- **64 months**
- **Avg seller age**
- **184 days**
## **Competition & brand share**
The top 5 products take 56% of clicks — established leaders, but buyers still shop beyond them.
**Brands**
**15 **—flat
**Sellers**
**100**
**Top-5 brand share**
**79%**
Top 20: 100%
**Top-5 click share**
**56%**
Top 20: 97%
**Open market**
**16%**
- Miracle-Gro35% - Garden Lawncare Guy23% - Westland8% - A1Lawn8% - GBW Grass Seed6% - Grasscias5% - Open — no brand owns it (9 brands, 16%)
## **Demand & seasonality**
Weekly Amazon search volume, last 104 weeks — +33.3% search growth over the last 90 days.
4K3KSpike '25Spike '26 seasonSepDecMarJunAugNovMarMay
Peak months: Mar, Apr, May, Jun · busiest ÷ quietest = 56.6×
[**Open Trend **](https://flapen.com/research/uk/home-garden/grass-fertilizer/trend)
## **Top grass fertilizer 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%£2K20%£3K30%£5K40%£7K1101001K10K Reviews — right = deep review moatMarket share (90d) ≈ est. sales
Beatable (≤4.3★) Contested Strong incumbent (>4.7★)
All 23 tracked products in this niche — three views at once, no toggling.
### **Top sellers**
by 90-day click share
[1**Dark Green Lawn Fertiliser Spring/Summer Grass Feed 1.25kg**Garden Lawncare Guy**£11.71**4.3★1,634 rev](https://www.amazon.co.uk/dp/B0BLLYGFWS) [2**Miracle-Gro EverGreen Fast Green Spray & Feed Liquid Lawn Food 1 Litre**Miracle-Gro**£8.85**4.3★4,258 rev](https://www.amazon.co.uk/dp/B004RG2PD8) [3**Miracle-Gro Evergreen Complete 4-in-1 Lawn Food Weed & Moss Control 360 m2 Yellow**Miracle-Gro**£21.87**4.5★2,903 rev](https://www.amazon.co.uk/dp/B0BS6373C7) [4**A1 Lawn Ultimate Spring Summer Lawn Fertiliser - Revitalizes Grass High Nitrogen 10-4-4 DEFRA Certified 10kg**A1Lawn**£26.82**4.5★765 rev](https://www.amazon.co.uk/dp/B00KM88CU0) [5**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)
**~~View all top sellers →~~**
### **Newest**
by launch date
[**Premium Lawn Fertiliser 1kg - Fast Acting - Delivers Lush Green Grass - Deep Roots & Rich Soil - Pet Safe - Tailored to UK Climate - 100% Refund (1kg)**GBW Grass Seed**£12.19**8 rev6mo ago](https://www.amazon.co.uk/dp/B0GDRCRRB1) [**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 Thrive Spring/Summer Lawn Fertiliser - 10kg Bag - Premium Spring Fertiliser & Summer Lawn Feed for Greener Thicker Grass - Safe for Children & Pets 10kg Covers 300m**ToughTurf**£32.23**34 rev8mo ago](https://www.amazon.co.uk/dp/B0G2TVD7NY) [**Grassias Pre Seed 696 Lawn Fertiliser Granules High Phosphorus Lawn Starter & Pre-Seed Feed for Grass Growth & Strong Roots Ideal for Pre-Turf & Garden Lawns (1.25kg)**Grasscias**£10.12**77 rev1y ago](https://www.amazon.co.uk/dp/B0DS6FMT5W) [**LERAVA Marathon Lawn Fertilizer (85 m) Slow-Release Fertilizer for up to 4 Months Spring Lawn Fertilizer with Potassium Magnesium and Micronutrients Consistent Nutrition for Lawns**LERAVA**£16.64**222 rev1y ago](https://www.amazon.co.uk/dp/B0DLKQJ4YJ)
**~~View all new products →~~**
### **Trending**
90-day click momentum
[**LERAVA Marathon Lawn Fertilizer (85 m) Slow-Release Fertilizer for up to 4 Months Spring Lawn Fertilizer with Potassium Magnesium and Micronutrients Consistent Nutrition for Lawns**LERAVA**£16.64**4.3★**▲ 121%**](https://www.amazon.co.uk/dp/B0DLKQJ4YJ) [**Elixir Gardens UK Spring & Summer Lawn Food/Feed & Granular Compound Turf Fertiliser with added Iron + Magnesium | 1kg-25kg Weights | NPK:12-3-9 + 2% Fe & 2% MgO | 1kg Bag Treats 40m**Elixir Gardens**£9.70**4.4★**▲ 112%**](https://www.amazon.co.uk/dp/B07SRG53KT) [**Miracle-Gro Complete 4 in 1 Lawn Food 80 m handheld spreader Lawn Food Weed & Moss Control**Miracle-Gro**£9.76**4.4★**▲ 99%**](https://www.amazon.co.uk/dp/B0G3PT35T9) [**Premium Lawn Fertiliser 1kg - Fast Acting - Delivers Lush Green Grass - Deep Roots & Rich Soil - Pet Safe - Tailored to UK Climate - 100% Refund (1kg)**GBW Grass Seed**£12.19**3.7★**▲ 88%**](https://www.amazon.co.uk/dp/B0GDRCRRB1) [**Grow Chem Growmore Fertiliser (1KG Bucket) Multi-Purpose Plant Food Granules NPK 7-7-7 Nourishes Plants with Essential Nutrients Suitable for All Plant Types Garden Fertiliser**Grow Chem**£7.19**4.5★**▲ 69%**](https://www.amazon.co.uk/dp/B09RZQPF1X)
**~~View all trending →~~**
## **What buyers say about grass fertilizer**
What buyers praise and complain about, mined from review topics.
### **What buyers love **
**Quality-Overall**25%
*“Reliable product”*
**Value For Money**17%
*“Good value for money”*
**Advertised Vs Actual Product**13%
*“As advertised”*
**Plant Growth**12%
*“the grass is growing well”*
**Ease Of Use**9%
*“Easy to use”*
**Efficiency**6%
*“it works really well”*
**Color**5%
*“improves the colour”*
**Instructions/User Manual/Troubleshooting**2%
*“Instructions are clear on the bag”*
**Strength**2%
*“This is traditionally presented in a sturdy plastic bag”*
**Size-Overall**2%
*“The granules are consistent in size”*
### **What buyers complain about **
**Functionality-Overall**14%
*“Did not work”*
**Value For Money**11%
*“Going back to pricer”*
**Plant Growth**11%
*“I still havent seen any growth”*
**Quality-Overall**8%
*“Absolutely rubbish”*
**Size-Overall**5%
*“This pack is huge”*
**Color**5%
*“Does not quite give the deep green colour you get with the big brands”*
**Advertised Vs Actual Product**4%
*“I received 1x80m2 ad was very misleading”*
**Leak-Proof**4%
*“Bottle leaks”*
**Ease Of Use**4%
*“tricky to dose”*
**Instructions/User Manual/Troubleshooting**4%
*“Lawn feed important read instruction before using”*
### **Top return reasons **
**Defective Material/Parts**30%
**Leak-Proof**22%
**Functionality-Overall**9%
**Advertised Vs Actual Product**8%
**Size-Overall**6%
**Value For Money**6%
**Spray/Flow**2%
**Ease Of Use**2%
**Compatibility-Overall**2%
**Strength**1%
## **Common questions**
- **Is grass fertilizer profitable to sell on Amazon United Kingdom?**
- The niche generates £17K/yr across 23 tracked products. 2 of 3 products launched in the last 360 days are still selling. 90-day search growth is +33.3%. Flapen's verdict: Worth a look (52/100).
- **How competitive is the grass fertilizer niche?**
- 15 brands and 100 sellers compete. The top 5 products take 56% of clicks and top 5 brands hold 79% of demand.
- **What do buyers complain about in grass fertilizer?**
- Top complaints mined from reviews: Functionality-Overall, Value For Money, Plant Growth. The return rate is 0.1%.
- **When does demand for grass fertilizer peak?**
- Demand peaks in Mar–Apr–May–Jun; the busiest month runs 56.6× the quietest.
- **What does it cost to enter the grass fertilizer niche?**
- Listings span £4.60–£32.23; the average listing price is £13.94 (sweet spot $15–$100). The average incumbent carries 1,425 reviews — the moat a new listing must climb.
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