organic compost
Worth a lookShows low returns (0.0%), but a failed launch gate (market size, growth, or returns) keeps it on the watch list.
Returns
Incredible0.0%return rate — above 5% kills the launch gate
Conversion
Great7.6%search→purchase rate — share of searches ending in a sale
Quality gap
Great4.3★avg incumbent rating — lower means beatable quality
Brand share
Good64%top-5 brand share — brands hold most of the demand
Review moat
Good958.3avg incumbent reviews — the moat a new listing must climb
Competition
Good52%top-5 click share — leaders hold, buyers still browse
Price range
Good£5.45–£25.93cheapest to priciest tracked listing — scored on the share inside $15–$100
Avg price
Okay£11.93avg listing price — sweet spot $15–$100
Growth
Okay+11.0%90-day search growth — must beat 0% to launch
Market size
Bad£32K£32K/yr · 35K searches
According to Flapen's Amazon United Kingdom niche tracking, organic compost is a £32K/yr Amazon United Kingdom market (35K searches/yr). The top 5 brands hold 64% of demand. Demand peaks in Mar–Apr–May. Verdict: Worth a look — 56/100.
Data updated Jul 26, 2026 · scored weekly · How we score niches
organic compost market data
- Units sold / yr
- 3K–4K
- avg 100–250/product
- Revenue / yr
- £36K–£48K
- units × avg price
- Conversion rate
- 7.6%
- Avg BSR
- #277
- Page quality
- 0%
- Prime
- 40%
- Sponsored
- 60%
- Out of stock
- 2.3%
- Avg brand age
- 57 months
- Avg seller age
- 179 days
Competition & brand share
The top 5 products take 52% of clicks — established leaders, but buyers still shop beyond them.Brands
21 rising
Sellers
39
Top-5 brand share
64%
Top 20: 99%
Top-5 click share
52%
Top 20: 91%
Open market
31%
- Miracle-Gro18%
- Melcourt15%
- Natural Grower15%
- Dorman & Walsh9%
- GreenBrokers8%
- Levington5%
Demand & seasonality
Weekly Amazon search volume, last 65 weeks — +11.0% search growth over the last 90 days.Peak months: Mar, Apr, May · busiest ÷ quietest = 6.9×
Top organic compost search terms
- organic compost17K/yr
- organic soil10K/yr
- organic compost for vegetables growing5K/yr
- organic potting soil3K/yr
Top organic compost 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.
All 24 tracked products in this niche — three views at once, no toggling.
Top sellers
by 90-day click share
Sylvagrow 100% Peat Free Eco Friendly Organic Multipurpose Garden Compost | Organic Fertilizers Seaweed Meal | Soil Association Approved | Wide Range of Uses | RHS Endorsed | New 40lt
Melcourt£12.584.2★24 rev
Approved Organic Compost for Natural Growers (50L) Peat Free Compost Chemical Free Multi-Purpose Top Soil for Plants Vegetables Flowers & Seedlings.
Natural Grower£17.014.4★159 rev
Dorman & Walsh 60L Multipurpose Compost Nutrient Rich for Potting Seeding
Dorman & Walsh£9.824.4★194 rev
GreenBrokers C1161 20Ltr Organic All Purpose Potting Compost Enriched with Nutrients-Expands
GreenBrokers£8.134.4★8,941 rev
Miracle-Gro Performance Organic Fruit & Vegetable Compost - 40 Litre Bag
Miracle-Gro£10.654.5★993 rev
Newest
by launch dateDorman & Walsh 60L Multipurpose Compost Nutrient Rich for Potting Seeding
Dorman & Walsh£9.82194 rev
TerraGrade Multipurpose Compost 60L | Premium Potting & Garden Soil for Indoor & Outdoor Plants | Nutrient Rich Compost for Vegetables Seeds Seedlings & Houseplants | Moisture Retentive Root Boostin
ecoblaze£10.00356 rev
Indigo Organic Gold Planting Compost 46L Peat-Free Biochar Enriched Organic Compost for Strong Roots Bigger Blooms & Healthier Soil Pots Beds & Borders
indigo£13.800 rev
Black Gold Worm Castings 100% Organic Microbe-Rich Fertiliser Improves Soil Retains Moisture & Boosts Growth For Houseplants Gardens & Lawns (3 Litre)
Invigortex£9.9543 rev
40L Premium Garden Organic Compost - Rich in Nutrients - Suitable for Indoor Outdoor Seed Plant Sowing Seeds Fruits & Vegetables Growing Hanging Baskets Shrubs Planting Potting Plants Flower Beds
Warma£9.778 rev
Trending
90-day click momentumDorman & Walsh 60L Multipurpose Compost Nutrient Rich for Potting Seeding
Dorman & Walsh£9.824.4★
TerraGrade Multipurpose Compost 60L | Premium Potting & Garden Soil for Indoor & Outdoor Plants | Nutrient Rich Compost for Vegetables Seeds Seedlings & Houseplants | Moisture Retentive Root Boostin
ecoblaze£10.004.5★
Indigo Organic Gold Planting Compost 46L Peat-Free Biochar Enriched Organic Compost for Strong Roots Bigger Blooms & Healthier Soil Pots Beds & Borders
indigo£13.800.0★
GreenBrokers C1161 20Ltr Organic All Purpose Potting Compost Enriched with Nutrients-Expands
GreenBrokers£8.134.4★
Miracle-Gro Performance Organic Fruit & Vegetable Compost - 40 Litre Bag
Miracle-Gro£10.654.5★
What buyers say about organic compost
What buyers praise and complain about, mined from review topics.What buyers love
“Affordable quality”
“growing really well”
“Excellent value”
“Exactly what I ordered”
“Easy to use”
“dont confuse this one, as I did, with Happy Compost, which is I believe more eco friendly”
“Retains moisture well”
“Lightweight”
“Good size”
“Very smooth”
What buyers complain about
“Not great quality”
“this year not one seed grew”
“the price does fluctuate quite a bit”
“False advertising”
“Dries out fast”
“Too small”
“not sure thats what its meant to smell of”
“contains wood chipping”
“doesn't absorb water”
“mold which promptly killed all of my seedlings”
Top return reasons
Common questions
- Is organic compost profitable to sell on Amazon United Kingdom?
- The niche generates £32K/yr across 30 tracked products. 2 of 6 products launched in the last 360 days are still selling. 90-day search growth is +11.0%. Flapen's verdict: Worth a look (56/100).
- How competitive is the organic compost niche?
- 21 brands and 39 sellers compete. The top 5 products take 52% of clicks and top 5 brands hold 64% of demand.
- What do buyers complain about in organic compost?
- Top complaints mined from reviews: Quality-Overall, Plant Growth, Value For Money. The return rate is 0.0%.
- When does demand for organic compost peak?
- Demand peaks in Mar–Apr–May; the busiest month runs 6.9× the quietest.
- What does it cost to enter the organic compost niche?
- Listings span £5.45–£25.93; the average listing price is £11.93 (sweet spot $15–$100). The average incumbent carries 958 reviews — the moat a new listing must climb.