Hornwort
FailThe top 5 brands take 100% of clicks, so Hornwort is a Fail.
- Flapen Score
- 47 / 100Ranks 3,643 of 5,777 Home & Garden niches · −4 vs the category median of 5147
- Market size
- £33K/yr46K searches / yr
- 90-day growth
- +36.7%search demand this quarter
- Competition
- 62%top-5 click share · 5 brands · 3 sellers
Flapen Score
Hornwort against its category
The dotted line is the Home & Garden average. Past it, Hornwort is stronger. Inside it, weaker.
Market
The Hornwort market on Amazon at a glance
Shoppers on Amazon United Kingdom searched for Hornwort 46K times last year and spent an estimated £33K. All 5 brands take every click. Flapen scores it 47 out of 100, a Fail.
01 · Demand
An estimated 10.7% of those searches ended in a purchase.
Shoppers searched for this 46K times in the last 12 months. That counts every search on Amazon United Kingdom for this niche's terms. An estimated 10.7% of those searches ended in a purchase. Searches in the last 90 days moved +36.7% against the 90 days before. Searches, conversion and average price together put the market at an estimated £33K a year.
- Searches, last 12 months
- 46K
- Growth, 90 days vs prior 90
- +36.7%
- Conversion, latest week
- 10.7%
- Market size, estimated
- £33Ka year
- Top search term
- hornwort27K searches a year
02 · Price
A sale here is worth £6.67.
Listings sell for £6.67 on average, from £3.45 to £11.62. Amazon reports units sold in ranges. This niche sold 4K to 5K a year. The average listing sells 100 to 250 of them. At £6.67 that is £667 to £2K a year per listing.
- Average price
- £6.67under the $15 to $100 sweet spot
- Price range
- £3.45–£11.62
- Amazon United Kingdom median price
- £12.12across 27,606 niches
- Units sold a year
- 4K–5K
- Units per listing a year
- 100–250
- Revenue per listing a year
- £667–£2K
- Returns
- 0.0%of orders · Amazon United Kingdom median 0.6%
03 · Entry bar
The bar here is reviews.
75% of listings pay for placement with sponsored ads. 6% ship with Prime. On an average day, 5.6% of listings are out of stock. The average listing ranks #24 within Plants, Seeds & Bulbs. It carries 1,829 reviews at 4.11 stars, so a new listing needs social proof before a better product.
- Sponsored listings
- 75%
- Prime listings
- 6%
- Out of stock, average day
- 5.6%
- Average rank
- #24in Plants, Seeds & Bulbs
- Average rating
- 4.11 starsAmazon United Kingdom average 4.36 stars
- Average reviews
- 1,829per listing
- Listings tracked
- 16
04 · Newcomers
1 of last year's 2 launches cleared the first-year sales bar.
2 products launched here in the last 12 months. 1 of them cleared the first-year sales bar, our mark for a successful launch. The brands on the shelf have sold for 88 months on average, so the names here are established.
- Launched, last 12 months
- 2
- Successful launches
- 1Amazon's first-year sales bar
- Average brand age
- 88 months
Products
Top Hornwort 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
5 x Ceratophyllum Demersum Hornwort Live Aquatic Plant for Aquarium Fish Tank Pond Oxygenating Fast Growing Freshwater K2AQUA
- Price
- £4.98
- Rating
- 4.4/5
- Reviews
- 154
- Age
- 1y ago

Live Hornwort Plant - 2 Extra Large Bunches of Pond Plants by Aquatic Arts - Over 10 Stems by Aquatic Arts
- Price
- £11.62
- Rating
- 3.7/5
- Reviews
- 850
- Age
- 12y ago

k2aqua - 20 ELODEA DENSA Stems Oxygenating Weed Live Pond Plant Water Aquarium Aquatic Plants Egeria
- Price
- £7.41
- Rating
- 4.6/5
- Reviews
- 709
- Age
- 2y ago

Lincolnshire Pond Plants Ltd Ceratophyllum (Hornwort) Oxygenating Pond Plant - Native Oxygenator (2 Bunch)
- Price
- £4.44
- Rating
- 3.8/5
- Reviews
- 1,303
- Age
- 1y ago

Lincolnshire Pond Plants Ltd Ceratophyllum (Hornwort) Oxygenating Pond Plant - Native Oxygenator (3 Bunches)
- Price
- £6.05
- Rating
- 3.8/5
- Reviews
- 1,303
- Age
- 1y ago
Trending
estimated 90-day click momentum
Live Aquarium Plant Hornwort Ceratophyllum demersum x5 Easy Tropical Pond Aquascaping Fish Tank Fast-Growing Oxygenating Algae Control Snail Free Shrimp Safe Freshwater Floratica
- Price
- £8.56
- Rating
- 4.0/5
- Reviews
- 5
- Age
- 3mo ago

PondPlantsUK Mixed Native Oxygenating Weed with Weights for 1 Metre Squared of Cover.
- Price
- £9.14
- Rating
- 3.7/5
- Reviews
- 369
- Age
- 10y ago

Lincolnshire Pond Plants Ltd Ceratophyllum (Hornwort) Oxygenating Pond Plant - Native Oxygenator (2 Bunch)
- Price
- £4.44
- Rating
- 3.8/5
- Reviews
- 1,303
- Age
- 1y ago

k2aqua 5 Marimo Moss Balls Always Fresh Live Aquarium Plant Cladophora aegagropila
- Price
- £5.76
- Rating
- 4.3/5
- Reviews
- 1,520
- Age
- 3y ago

k2aqua - 20 ELODEA DENSA Stems Oxygenating Weed Live Pond Plant Water Aquarium Aquatic Plants Egeria
- Price
- £7.41
- Rating
- 4.6/5
- Reviews
- 709
- Age
- 2y ago
Newest
by launch date
Live Aquarium Plant Hornwort Ceratophyllum demersum x5 Easy Tropical Pond Aquascaping Fish Tank Fast-Growing Oxygenating Algae Control Snail Free Shrimp Safe Freshwater Floratica
- Price
- £8.56
- Rating
- 4.0/5
- Reviews
- 5
- Age
- 3mo ago

10 ELODEA DENSA Oxygenating Weed Live Pond Plant Water Aquarium Aquatic Plants Egeria K2aqua
- Price
- £4.93
- Rating
- 4.4/5
- Reviews
- 3,993
- Age
- 8mo ago

5 x Ceratophyllum Demersum Hornwort Live Aquatic Plant for Aquarium Fish Tank Pond Oxygenating Fast Growing Freshwater K2AQUA
- Price
- £4.98
- Rating
- 4.4/5
- Reviews
- 154
- Age
- 1y ago

Ceratophyllum Demersum 10 Stems Hornwort Live Aquatic Plant for Aquarium Fish Tank Pond Oxygenating Fast Growing Freshwater K2aqua
- Price
- £7.07
- Rating
- 4.6/5
- Reviews
- 137
- Age
- 1y ago

8 x Ceratophyllum Demersum Hornwort Live Aquatic Plant for Aquarium Fish Tank Pond Oxygenating Fast Growing Freshwater K2AQUA
- Price
- £6.16
- Rating
- 4.6/5
- Reviews
- 43
- Age
- 1y ago
Competition
Competition: brands, sellers & click share
The top 5 products take an estimated 62% of clicks. Leaders hold, but buyers still shop past them.
Brands
5 rising
Sellers
3
Est. top-5 brand share
100%
Top 20: 100%
Est. top-5 click share
62%
Top 20: 100%
Open market
0%
- k2aqua51%
- Lincolnshire Pond Plants Ltd29%
- Aquatic Arts10%
- PondPlantsUK8%
- Floratica2%
Demand
Hornwort search demand
Weekly searches over the year. Pick a range.
Search terms
Top Hornwort search terms shoppers use
The exact words shoppers type, with estimated yearly volume, growth, and conversion.
- hornwort27K/yr
- hornwort pond plant uk11K/yr
- hornwort aquarium plants live8K/yr
Reviews and returns
What reviews say buyers love and hate about Hornwort
We read the reviews and the return reasons for every product selling here.
“They are a little shorter than expected”
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.
15 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 Hornwort 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









