Slow Release Fertilizer
prices mostly outside the sweet spot ($4.95–$14.67) — Slow Release Fertilizer doesn't clear our bar today.
Flapen Score
Is Slow Release Fertilizer profitable on Amazon?
According to Flapen's Amazon United Kingdom niche tracking, Slow Release Fertilizer is a £72K/yr Amazon United Kingdom market (66K searches/yr). The top 5 brands hold 96% of demand. Demand peaks in Mar–Apr–May–Jun. Verdict: Skip it — 44/100.
Slow Release Fertilizer: the Amazon niche in one read
Everything a seller checks before entering, in three answers.
Is the demand real?
Not really. Search demand moved +37.9% over the last 90 days and 12.6% of searches end in a purchase.
£72K
revenue / yr
Who owns the niche?
The top 5 brands hold 96% of demand, so 4% of the market is open.
4%
open market share
Is there a way in?
Listing quality. The average product page scores 0/100 on content standards. Incumbents average 4.5★ — the gap to enter on.
0/100
page quality · 14 products
Top Slow Release Fertilizer products & what they sell for
Every tracked product — its share of the shelf, its review moat, and what it sells for.
Top sellers
by 90-day click share
Miracle-Gro Continuous Release All Purpose Plant Food 900G White
- Price
- £5.00
- Rating
- 4.6/5
- Reviews
- 2,540
- Age
- 4y ago

Westland Boost Slow Release Plant Food 750g
- Price
- £4.95
- Rating
- 4.5/5
- Reviews
- 180
- Age
- 1y ago

Westland Boost Slow Release Plant Food 2kg
- Price
- £10.07
- Rating
- 4.4/5
- Reviews
- 154
- Age
- 1y ago

Miracle-Gro 17684 All Purpose Continuous Release Plant Food 1 kg Green Brown
- Price
- £8.40
- Rating
- 4.6/5
- Reviews
- 5,434
- Age
- 19y ago

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
- Price
- £7.19
- Rating
- 4.5/5
- Reviews
- 737
- Age
- 4y ago
Trending
90-day click momentum
Westland Growmore 4Kg
- Price
- £7.53
- Rating
- 4.5/5
- Reviews
- 37
- Age
- 8mo ago

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
- Price
- £7.19
- Rating
- 4.5/5
- Reviews
- 737
- Age
- 4y ago

Miracle-Gro 17684 All Purpose Continuous Release Plant Food 1 kg Green Brown
- Price
- £8.40
- Rating
- 4.6/5
- Reviews
- 5,434
- Age
- 19y ago

Westland Boost Slow Release Plant Food 750g
- Price
- £4.95
- Rating
- 4.5/5
- Reviews
- 180
- Age
- 1y ago

Miracle-Gro Premium Rose & Shrub Continuous Release Plant Food 900G
- Price
- £5.37
- Rating
- 4.6/5
- Reviews
- 575
- Age
- 4y ago
Newest
by launch date
Westland Growmore 4Kg
- Price
- £7.53
- Rating
- 4.5/5
- Reviews
- 37
- Age
- 8mo ago

Gro-Sure All Purpose Slow Release Plant Food Dual Action Granules for Long-Lasting Blooms Slow Release Nutrients Ideal for Flowers Fruits & Vegetables Feeds for 6 Months (1.1Kg Jar)
- Price
- £11.77
- Rating
- 4.6/5
- Reviews
- 77
- Age
- 1y ago

Westland Boost Slow Release Plant Food 750g
- Price
- £4.95
- Rating
- 4.5/5
- Reviews
- 180
- Age
- 1y ago

Westland Boost Slow Release Plant Food 2kg
- Price
- £10.07
- Rating
- 4.4/5
- Reviews
- 154
- Age
- 1y ago

Westland Growmore 8kg
- Price
- £13.16
- Rating
- 4.5/5
- Reviews
- 450
- Age
- 2y ago
Competition: brands, sellers & click share
The top 5 products capture 76% of clicks — a locked-up shelf that new listings rarely crack.
Brands
7 flat
Sellers
81
Top-5 brand share
96%
Top 20: 100%
Top-5 click share
76%
Top 20: 100%
Open market
2%
- Westland40%
- Miracle-Gro39%
- Grow Chem8%
- Renaissance6%
- Goulding3%
- Topline2%
- Open — no brand owns it (1 brand, 2%)
Slow Release Fertilizer demand & seasonality
Weekly search volume, with the niche's key stats alongside.
Peak months: Mar, Apr, May, Jun · busiest ÷ quietest = 16.4×
Top Slow Release Fertilizer search terms shoppers use
The exact queries shoppers type, with yearly volume, growth and conversion.
- slow release fertiliser granules29K/yr
- slow release plant food12K/yr
- slow release fertilizer12K/yr
- plant food granules6K/yr
- slow release fertiliser4K/yr
- plant food granules slow release3K/yr
What reviews say buyers love and hate about Slow Release Fertilizer
What buyers mention most, as a share of all reviews.
What buyers love
98% of reviews“Worth the cost”
“Healthy, greener growth all round”
“Excellent product”
“Easy to use”
“does deliver what it promises”
What buyers complain about
88% of reviews“Bag was smaller than expected”
“Even the plants I barely touched with it”
“so poor value”
“Misleading Information”
“the contents spilled”
Slow Release Fertilizer return rate & reasons
Why buyers send it back, as a share of all return requests.
0.1%
Return rate
26%
Fixable by listing
The "fixable" share counts expectation-mismatch reasons — size, look, advertised-vs-actual — that better copy and images address.
Common Slow Release Fertilizer questions
The questions sellers ask about this niche, answered from the tracked metrics.
Best Flapen score
The highest-scoring niches we track right now, across every category.









