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Seaweed Liquid Fertilizer

Maybe

An estimated 0.0% of orders come back. But the products selling today already average 4.6★, so Seaweed Liquid Fertilizer is a Maybe.

Filters Trending
Flapen Score
64
64 / 100
Top 11% of 5,777 Home & Garden niches · +13 vs the category median of 51
Market size
£565K/yr215K searches / yr
90-day growth
+100.2%search demand this quarter
Competition
65%top-5 click share · 10 brands · 78 sellers

Flapen Score

Seaweed Liquid Fertilizer against its category

The dotted line is the Home & Garden average. Past it, Seaweed Liquid Fertilizer is stronger. Inside it, weaker.

64Maybe
Big MarketTrendingHigh ConversionOpen MarketLow ReturnsPrice rangeAvg priceNo Dominant BrandLow Review BarrierQuality Gap
This niche Category average

Market

The Seaweed Liquid Fertilizer market on Amazon at a glance

Shoppers on Amazon United Kingdom searched for Seaweed Liquid Fertilizer 215K times last year and spent an estimated £565K. The top 5 brands take 81% of clicks. Demand peaks in Apr–May–Jun–Jul. Flapen scores it 64 out of 100, a Maybe.

01 · Demand

An estimated 15.3% of those searches ended in a purchase.

Shoppers searched for this 215K times in the last 12 months. That counts every search on Amazon United Kingdom for this niche's terms. An estimated 15.3% of those searches ended in a purchase. Searches in the last 90 days moved +100.2% against the 90 days before. Searches, conversion and average price together put the market at an estimated £565K a year.

Searches, last 12 months
215K
Growth, 90 days vs prior 90
+100.2%
Conversion, latest week
15.3%
Market size, estimated
£565Ka year
Peak month
May22.3× the quietest month
Top search term
seaweed fertiliser94K searches a year

02 · Price

A sale here is worth £17.16.

Listings sell for £17.16 on average, from £4.97 to £39.76. Amazon reports units sold in ranges. This niche sold 30K to 40K a year. The average listing sells 1,250 to 1,500 of them. At £17.16 that is £21K to £26K a year per listing.

Average price
£17.16inside the $15 to $100 sweet spot
Price range
£4.97–£39.76
Amazon United Kingdom median price
£12.12across 27,606 niches
Units sold a year
30K–40K
Units per listing a year
1,250–1,500
Revenue per listing a year
£21K–£26K
Returns
0.0%of orders · Amazon United Kingdom median 0.6%

03 · Entry bar

The bar here is reviews.

65% of listings pay for placement with sponsored ads. 80% ship with Prime. On an average day, 0.0% of listings are out of stock. The average listing ranks #40 within Fertilisers & Plant Food. It carries 1,734 reviews at 4.59 stars, so a new listing needs social proof before a better product.

Sponsored listings
65%
Prime listings
80%
Out of stock, average day
0.0%
Average rank
#40in Fertilisers & Plant Food
Average rating
4.59 starsAmazon United Kingdom average 4.36 stars
Average reviews
1,734per listing
Listings tracked
20

04 · Newcomers

Brands here are established.

The brands on the shelf have sold for 60 months on average, so the names here are established.

Launched, last 12 months
0
Successful launches
0Amazon's first-year sales bar
Average brand age
60 months

Products

Top Seaweed Liquid Fertilizer 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.

Competition

Competition: brands, sellers & click share

The top 5 products take an estimated 65% of clicks. Leaders hold, but buyers still shop past them.

£0£28K£56K£85K£113K101001K10K Review Count Sales
Beatable (≤4.3★) Contested Strong incumbent (>4.7★)

Brands

10 flat

Sellers

78

Est. top-5 brand share

81%

Top 20: 100%

Est. top-5 click share

65%

Top 20: 100%

Open market

14%

  • Doff21%
  • envii20%
  • Maxicrop18%
  • Mifica12%
  • Shropshire Seaweed9%
  • Vitax Ltd5%
  • Open — no brand owns it (4 brands, 14%)

Demand

Seaweed Liquid Fertilizer search demand

Weekly searches over the year, seasonality beneath. Pick a range.

10K6KSpike '25Spike '26SepDecMarJunAugNovMarMay

Peak months: Apr, May, Jun, Jul · busiest ÷ quietest = 22.3×

Search terms

Top Seaweed Liquid Fertilizer search terms shoppers use

The exact words shoppers type, with estimated yearly volume, growth, and conversion.

  • seaweed fertiliser94K/yr
  • liquid seaweed30K/yr
  • liquid seaweed fertiliser21K/yr
  • seaweed plant food14K/yr
  • liquid seaweed feed for plants15K/yr
  • seaweed fertilizer12K/yr
  • seaweed feed9K/yr
  • organic seaweed fertiliser6K/yr
  • sea weed fertiliser3K/yr
  • liquid seaweed for lawns4K/yr

Reviews and returns

What reviews say buyers love and hate about Seaweed Liquid Fertilizer

We read the reviews and the return reasons for every product selling here.

32%of positive reviews mention “Quality-Overall”
14%of negative reviews mention “Ease Of Use”
<0.1%of orders come back, a rate Amazon rounds to zero
“difficult to ascertain how successful it has been”
A buyer, on “Ease Of Use”14% of negative reviews mention the same topic

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

NegativePositive

FAQ

Common Seaweed Liquid Fertilizer 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