soil for plants indoors
Skip itPrices mostly outside the sweet spot ($3.78–$16.60) — this niche doesn't clear our bar today.
Returns
Incredible0.1%return rate — above 5% kills the launch gate
Conversion
Incredible14.7%search→purchase rate — share of searches ending in a sale
Market size
Great£958K£958K/yr · 798K searches
Quality gap
Okay4.5★avg incumbent rating — lower means beatable quality
Review moat
Okay3,769.63avg incumbent reviews — the moat a new listing must climb
Brand share
Okay89%top-5 brand share — brands hold most of the demand
Avg price
Bad£8.19avg listing price — sweet spot $15–$100
Competition
Bad79%top-5 click share — a locked-up shelf
Growth
Bad-15.3%90-day search growth — must beat 0% to launch
Price range
Bad£3.78–£16.60cheapest to priciest tracked listing — scored on the share inside $15–$100
According to Flapen's Amazon United Kingdom niche tracking, soil for plants indoors is a £958K/yr Amazon United Kingdom market (798K searches/yr). The top 5 brands hold 89% of demand. Verdict: Skip it — 46/100.
Data updated Jul 26, 2026 · scored weekly · How we score niches
soil for plants indoors market data
- Units sold / yr
- 125K–150K
- avg 8,000–10,000/product
- Revenue / yr
- £1.0M–£1.2M
- units × avg price
- Conversion rate
- 14.7%
- Avg BSR
- #53
- Page quality
- 0%
- Prime
- 81%
- Sponsored
- 69%
- Out of stock
- 0.9%
- Avg brand age
- 46 months
- Avg seller age
- 176 days
Competition & brand share
The top 5 products capture 79% of clicks — a locked-up shelf that new listings rarely crack.Brands
12 rising
Sellers
65
Top-5 brand share
89%
Top 20: 100%
Top-5 click share
79%
Top 20: 100%
Open market
9%
- Westland48%
- Growth Technology32%
- Jamieson Brothers5%
- Hardys3%
- bhomescent2%
- Grow Buddha2%
- Open — no brand owns it (6 brands, 9%)
Demand & seasonality
Weekly Amazon search volume, last 104 weeks — -15.3% search growth over the last 90 days.No pronounced peak months · busiest ÷ quietest = 1.9×
Top soil for plants indoors search terms
- house plant compost124K/yr
- indoor plant soil111K/yr
- soil for plants indoors105K/yr
- houseplant compost56K/yr
- houseplant potting mix53K/yr
- house plant soil47K/yr
- plant soil28K/yr
- potting mix27K/yr
- houseplant soil28K/yr
- compost for indoor plants45K/yr
Top soil for plants indoors 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 16 tracked products in this niche — three views at once, no toggling.
Top sellers
by 90-day click share
Westland Houseplant Potting Mix 10L Peat Free Soil
Westland£4.694.6★2,600 rev

Houseplant Focus Repotting Mix Peat Free 8L brown
Growth Technology£6.154.5★1,617 rev

Westland Houseplant Potting Mix 4L Peat Free Soil
Westland£3.784.6★2,252 rev

Houseplant Focus Repotting Mix 3L - Growth Technology Potting Soil for Indoor Plants - Peat-Free Compost Soil - Professional Grade House Plant Food Brown
Growth Technology£5.564.4★4,947 rev

Houseplant Potting Mix Soil Compost 35L Professional Formula - Ideal For All Indoor House Plants To Provide Healthy Growth & Greener Leaves 6 months feeding with added Perlite - By Jamieson Brothers
Jamieson Brothers£16.604.5★903 rev
Newest
by launch date
Dorman & Walsh 60L Multipurpose Compost Nutrient Rich for Potting Seeding
Dorman & Walsh£9.82194 rev

Soil Ninja House Plant Potting Soil 10L - Peat Free Base Mix with Coco Coir Perlite & Worm Castings - Indoor Plant Compost for Repotting Drainage & Aeration
Soil.Ninja£12.8059 rev

GardenNova Premium Monstera Potting Soil - Quick Drain Potting Soil for Growing and Repotting Monstera Deliciosa/Swiss Cheese Plant - 1 Liter Bag
GardenNova£9.36711 rev

Hardys 60L Multi Purpose Compost - Potting & Seed Compost for Outdoor Plants | All Purpose Indoor Plants Potting | Nutrient Rich Fertiliser for Garden Pots Planter Beds
Hardys£10.924,280 rev

Westland Houseplant Potting Mix 10L Peat Free Soil
Westland£4.692,600 rev
Trending
90-day click momentum
Dorman & Walsh 60L Multipurpose Compost Nutrient Rich for Potting Seeding
Dorman & Walsh£9.824.4★

Soil Ninja House Plant Potting Soil 10L - Peat Free Base Mix with Coco Coir Perlite & Worm Castings - Indoor Plant Compost for Repotting Drainage & Aeration
Soil.Ninja£12.804.7★

Universal Houseplant Potting Mix With Perlite & Worm Castings Indoor Plant Soil For Repotting Organic Nutrient-Rich Compost Blend (1L)
bhomescent£5.764.5★

Houseplant Focus Repotting Mix Peat Free 8L brown
Growth Technology£6.154.5★

Pelle & Sol 10L Multi Purpose Compost - Compost for Outdoor Plants & Soil for Plants Indoors - Potting Soil for Pots Plants Outdoor - All Purpose Nutrient Rich Fertiliser Houseplant Potting Mix
Pelle & Sol£5.924.5★
What buyers say about soil for plants indoors
What buyers praise and complain about, mined from review topics.What buyers love
“Affordable quality”
“Great for growing”
“Worth every penny”
“As advertised”
“Really good size”
“Easy to use”
“Its moist”
“No odor”
“Lovely soft compost”
“good allround compost”
What buyers complain about
“Wasn't ideal for potting bulbs and seeds”
“Not good quality”
“Lots of ants and bugs”
“Small bag”
“They may be cheap”
“Really dry”
“This is false advertising”
“my compost was hydrophobic”
“it doesnt absorb water well”
“The amount of wood chip within the bag was terrible”
Top return reasons
Common questions
- Is soil for plants indoors profitable to sell on Amazon United Kingdom?
- The niche generates £958K/yr across 16 tracked products. 2 of 2 products launched in the last 360 days are still selling. 90-day search growth is -15.3%. Flapen's verdict: Skip it (46/100).
- How competitive is the soil for plants indoors niche?
- 12 brands and 65 sellers compete. The top 5 products take 79% of clicks and top 5 brands hold 89% of demand.
- What do buyers complain about in soil for plants indoors?
- Top complaints mined from reviews: Plant Growth, Quality-Overall, Pest/Insect Control. The return rate is 0.1%.
- When does demand for soil for plants indoors peak?
- Demand is steady year-round — the busiest month runs 1.9× the quietest.
- What does it cost to enter the soil for plants indoors niche?
- Listings span £3.78–£16.60; the average listing price is £8.19 (sweet spot $15–$100). The average incumbent carries 3,770 reviews — the moat a new listing must climb.