John Innes No3 Compost
FailThe top 5 brands take 100% of clicks, so John Innes No3 Compost is a Fail.
- Flapen Score
- 46 / 100Ranks 3,831 of 5,777 Home & Garden niches · −5 vs the category median of 5146
- Market size
- £153K/yr117K searches / yr
- 90-day growth
- +54.2%search demand this quarter
- Competition
- 91%top-5 click share · 4 brands · 17 sellers
Flapen Score
John Innes No3 Compost against its category
The dotted line is the Home & Garden average. Past it, John Innes No3 Compost is stronger. Inside it, weaker.
Market
The John Innes No3 Compost market on Amazon at a glance
Shoppers on Amazon United Kingdom searched for John Innes No3 Compost 117K times last year and spent an estimated £153K. All 4 brands take every click. Demand peaks in Mar–Apr–May–Jun–Jul. Flapen scores it 46 out of 100, a Fail.
01 · Demand
An estimated 11.8% of those searches ended in a purchase.
Shoppers searched for this 117K times in the last 12 months. That counts every search on Amazon United Kingdom for this niche's terms. An estimated 11.8% of those searches ended in a purchase. Searches in the last 90 days moved +54.2% against the 90 days before. Searches, conversion and average price together put the market at an estimated £153K a year.
- Searches, last 12 months
- 117K
- Growth, 90 days vs prior 90
- +54.2%
- Conversion, latest week
- 11.8%
- Market size, estimated
- £153Ka year
- Peak month
- May9.7× the quietest month
- Top search term
- john innes no3 compost62K searches a year
02 · Price
A sale here is worth £11.12.
Listings sell for £11.12 on average, from £6.73 to £16.59. Amazon reports units sold in ranges. This niche sold 15K to 20K a year. The average listing sells 1,500 to 2,000 of them. At £11.12 that is £17K to £22K a year per listing.
- Average price
- £11.12under the $15 to $100 sweet spot
- Price range
- £6.73–£16.59
- Amazon United Kingdom median price
- £12.12across 27,606 niches
- Units sold a year
- 15K–20K
- Units per listing a year
- 1,500–2,000
- Revenue per listing a year
- £17K–£22K
- Returns
- 0.0%of orders · Amazon United Kingdom median 0.6%
03 · Entry bar
The bar here is low.
29% of listings pay for placement with sponsored ads. 43% ship with Prime. On an average day, 0.8% of listings are out of stock. The average listing ranks #152 within Fertilisers & Plant Food. It carries 1,002 reviews at 4.53 stars, so a new listing needs social proof before a better product.
- Sponsored listings
- 29%
- Prime listings
- 43%
- Out of stock, average day
- 0.8%
- Average rank
- #152in Fertilisers & Plant Food
- Average rating
- 4.53 starsAmazon United Kingdom average 4.36 stars
- Average reviews
- 1,002per listing
- Listings tracked
- 7
04 · Newcomers
0 of last year's 1 launches cleared the first-year sales bar.
1 products launched here in the last 12 months. 0 of them cleared the first-year sales bar, our mark for a successful launch. The brands on the shelf have sold for 45 months on average, so the names here are settling in.
- Launched, last 12 months
- 1
- Successful launches
- 0Amazon's first-year sales bar
- Average brand age
- 45 months
Products
Top John Innes No3 Compost products & what they sell for
The products selling here, as shoppers see them on Amazon. Shelf share and sales are our estimates.
Prices and ratings read from Amazon on Jul 26, 2026. The live listing can differ.
Top sellers
by estimated 90-day click share
Westland 30L No.3 John Innes Mature Plant Compost
- Price
- £9.83
- Rating
- 4.5/5
- Reviews
- 913
- Age
- 14y ago

Westland John Innes Number 3 Mature Plant Compost 35L
- Price
- £10.80
- Rating
- 4.4/5
- Reviews
- 195
- Age
- 7y ago

WESTLAND John Innes No3 Mature Plant Compost 10L
- Price
- £6.73
- Rating
- 4.6/5
- Reviews
- 191
- Age
- 6y ago

Mature Plant Garden Potting Compost - Peat Free No3 Mature Plant Potting Seedling Compost 28L Bag with Topline Card for Outdoor & Indoor House Plants. Enriched with 4 Month Feed
- Price
- £11.89
- Rating
- 4.7/5
- Reviews
- 40
- Age
- 3y ago

Westland 60L Multi-Purpose Compost with John Innes
- Price
- £10.48
- Rating
- 4.5/5
- Reviews
- 4,650
- Age
- 12y ago
Trending
estimated 90-day click momentum
WESTLAND John Innes No3 Mature Plant Compost 10L
- Price
- £6.73
- Rating
- 4.6/5
- Reviews
- 191
- Age
- 6y ago

Mature Plant Garden Potting Compost - Peat Free No3 Mature Plant Potting Seedling Compost 28L Bag with Topline Card for Outdoor & Indoor House Plants. Enriched with 4 Month Feed
- Price
- £11.89
- Rating
- 4.7/5
- Reviews
- 40
- Age
- 3y ago

Multi Purpose Compost with added John Innes 60L - 6 months feeding added as standard to this premium mix - Ideal for use at home in the garden - By Jamieson Brothers
- Price
- £16.59
- Rating
- 4.7/5
- Reviews
- 1,014
- Age
- 4y ago

28L John Innes No.3 Mature Plant Compost Nutrient Rich Soil Mix for Strong Root Development Ideal for Potting Mature Plants Shrubs & Trees Traditional Loam Based Formula
- Price
- £11.54
- Rating
- 4.3/5
- Reviews
- 12
- Age
- 11mo ago

Westland 30L No.3 John Innes Mature Plant Compost
- Price
- £9.83
- Rating
- 4.5/5
- Reviews
- 913
- Age
- 14y ago
Newest
by launch date
28L John Innes No.3 Mature Plant Compost Nutrient Rich Soil Mix for Strong Root Development Ideal for Potting Mature Plants Shrubs & Trees Traditional Loam Based Formula
- Price
- £11.54
- Rating
- 4.3/5
- Reviews
- 12
- Age
- 11mo ago

Mature Plant Garden Potting Compost - Peat Free No3 Mature Plant Potting Seedling Compost 28L Bag with Topline Card for Outdoor & Indoor House Plants. Enriched with 4 Month Feed
- Price
- £11.89
- Rating
- 4.7/5
- Reviews
- 40
- Age
- 3y ago

Multi Purpose Compost with added John Innes 60L - 6 months feeding added as standard to this premium mix - Ideal for use at home in the garden - By Jamieson Brothers
- Price
- £16.59
- Rating
- 4.7/5
- Reviews
- 1,014
- Age
- 4y ago

WESTLAND John Innes No3 Mature Plant Compost 10L
- Price
- £6.73
- Rating
- 4.6/5
- Reviews
- 191
- Age
- 6y ago

Westland John Innes Number 3 Mature Plant Compost 35L
- Price
- £10.80
- Rating
- 4.4/5
- Reviews
- 195
- Age
- 7y ago
Competition
Competition: brands, sellers & click share
The top 5 products take an estimated 91% of clicks. A locked shelf that new listings rarely crack.
Brands
4 falling
Sellers
17
Est. top-5 brand share
100%
Top 20: 100%
Est. top-5 click share
91%
Top 20: 100%
Open market
0%
- Westland85%
- Topline6%
- SuperGift.com4%
- Jamieson Brothers4%
- Open — no brand owns it (0%)
Demand
John Innes No3 Compost search demand
Weekly searches over the year, seasonality beneath. Pick a range.
Peak months: Mar, Apr, May, Jun, Jul · busiest ÷ quietest = 9.7×
Search terms
Top John Innes No3 Compost search terms shoppers use
The exact words shoppers type, with estimated yearly volume, growth, and conversion.
- john innes no3 compost62K/yr
- john innes no 331K/yr
- john innes no 3 compost 50l10K/yr
- loam based compost8K/yr
- john innes no 3 compost4K/yr
- john innes no. 33K/yr
Reviews and returns
What reviews say buyers love and hate about John Innes No3 Compost
We read the reviews and the return reasons for every product selling here.
“Misleading sizing”
Every topic
Every topic buyers talk about, one row each.
Red shows the share of negative reviews and green the share of positive reviews, biggest topic first. Open a row to read what they wrote.
18 topics
Keep looking
Related niches
Niches in the same category that score near this one. Research these next.
Best Flapen score
The highest-scoring niches we track right now, across every category.
FAQ
Common John Innes No3 Compost questions
Answered from the same tracked data.
Figures on this page are estimates modeled from public Amazon pages and third-party keyword data. Amazon does not supply them, and no connected seller's data is used. How we handle Amazon data









