Rockwool
MaybeAn estimated 1.0% of orders come back. But demand is soft, at -17.1% this quarter, so Rockwool is a Maybe.
- Flapen Score
- 51 / 100Ranks 5,822 of 8,839 Patio, Lawn & Garden niches · −5 vs the category median of 5651
- Market size
- $424K/yr250K searches / yr
- 90-day growth
- -17.1%search demand this quarter
- Competition
- 67%top-5 click share · 9 brands · 11 sellers
Flapen Score
Rockwool against its category
The dotted line is the Patio, Lawn & Garden average. Past it, Rockwool is stronger. Inside it, weaker.
Market
The Rockwool market on Amazon at a glance
Shoppers on Amazon United States searched for Rockwool 250K times last year and spent an estimated $424K. The top 5 brands take 91% of clicks. Demand peaks in Mar. Flapen scores it 51 out of 100, a Maybe.
01 · Demand
An estimated 6.2% of those searches ended in a purchase.
Shoppers searched for this 250K times in the last 12 months. That counts every search on Amazon United States for this niche's terms. An estimated 6.2% of those searches ended in a purchase. Searches in the last 90 days moved -17.1% against the 90 days before. Searches, conversion and average price together put the market at an estimated $424K a year.
- Searches, last 12 months
- 250K
- Growth, 90 days vs prior 90
- -17.1%
- Conversion, latest week
- 6.2%
- Market size, estimated
- $424Ka year
- Peak month
- March1.5× the quietest month
- Top search term
- rockwool cubes85K searches a year
02 · Price
A sale here is worth $27.45.
Listings sell for $27.45 on average, from $8.01 to $122.40. Amazon reports units sold in ranges. This niche sold 15K to 20K a year. The average listing sells 500 to 750 of them. At $27.45 that is $14K to $21K a year per listing.
- Average price
- $27.45inside the $15 to $100 sweet spot
- Price range
- $8.01–$122.40
- Amazon United States median price
- $24.38across 115,062 niches
- Units sold a year
- 15K–20K
- Units per listing a year
- 500–750
- Revenue per listing a year
- $14K–$21K
- Returns
- 1.0%of orders · Amazon United States median 2.1%
03 · Entry bar
The bar here is low.
75% of listings pay for placement with sponsored ads. 90% ship with Prime. On an average day, 6.2% of listings are out of stock. The average listing ranks #367 within Hydroponics. It carries 586 reviews at 4.45 stars, so a new listing needs social proof before a better product.
- Sponsored listings
- 75%
- Prime listings
- 90%
- Out of stock, average day
- 6.2%
- Average rank
- #367in Hydroponics
- Average rating
- 4.45 starsAmazon United States average 4.42 stars
- Average reviews
- 586per listing
- Listings tracked
- 20
04 · Newcomers
1 of last year's 3 launches cleared the first-year sales bar.
3 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 48 months on average, so the names here are settling in.
- Launched, last 12 months
- 3
- Successful launches
- 1Amazon's first-year sales bar
- Average brand age
- 48 months
Products
Top Rockwool 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 14, 2026. The live listing can differ.
Top sellers
by estimated 90-day click share
Legigo 1 Inch Rockwool Cubes Seed Starter Plugs for Hydroponics RockWool Planting Grow Cubes for Hydroponic Tower Garden Soilless Cultivation Plants Germination Cutting Clone (2 Sheet 100 Plugs)
- Price
- $9.00
- Rating
- 4.3/5
- Reviews
- 1,161
- Age
- 3y ago

Halatool 1 Inch Rockwool Cubes for Hydroponic Growing Rock Wool Planting Seed Starter Cubes Clone Plugs Soilless Cultivation Seedlings Cuttings Germination Start (2 Sheets 100 Plugs in Total)
- Price
- $9.01
- Rating
- 4.1/5
- Reviews
- 1,704
- Age
- 4y ago

Halatool 1 Inch Rockwool Cubes Garden Rock Wool Stonewool Grow Cubes Starter Plugs for Hydroponics Soilless Cultivation Clone Plants Germination Start (4 Sheets 200 Plugs in Total)
- Price
- $12.87
- Rating
- 4.1/5
- Reviews
- 1,704
- Age
- 5y ago

Twin Canaries Liquid Volume Conversion Chart Grodan 1.5 Rockwool Mini Blocks 45 Pack Rockwool Cubes for Hydroponics Seed Starter & Cloning + 5 THCity Stakes
- Price
- $17.04
- Rating
- 4.6/5
- Reviews
- 1,123
- Age
- 7y ago

Legigo 1 Inch Rockwool Cubes Seed Starter Plugs for Hydroponics RockWool Planting Grow Cubes for Hydroponic Tower Garden Soilless Cultivation Plants Germination Cutting Clone (4 Sheet 200 Plugs)
- Price
- $13.03
- Rating
- 4.3/5
- Reviews
- 1,161
- Age
- 3y ago
Trending
estimated 90-day click momentum
10 pk 24 x 24 x 1 Rockwool ProRox Mineral Wool Replaces Owens Corning Thermafiber BMW122-10PK
- Price
- $83.38
- Rating
- 4.9/5
- Reviews
- 33
- Age
- 9mo ago

CrazyTerra Rockwool Cubes 1 Inch 100 Pack Premium Rock Wool Planting Cubes for Hydroponics Seed Starting Cloning & Cuttings Grow Cubes for Soilless Gardening Aeroponics & Tower Gardens
- Price
- $9.00
- Rating
- 4.3/5
- Reviews
- 13
- Age
- 6mo ago

CrazyTerra Rockwool Cubes 1.5 Inch 24 Pack Premium Rock Wool Planting Cubes for Hydroponics Seed Starting Cloning & Cuttings Grow Cubes for Hydroponic Growing
- Price
- $13.00
- Rating
- 4.6/5
- Reviews
- 14
- Age
- 6mo ago

Halatool 36PCS 1.2-Inch Rockwool Cubes with 30PCS 2-Inch Net Cups for Hydroponics Great Hydroponic Kit for Cuttings Clone Plant Propagation Seed Starting & Soilless Cultivation
- Price
- $13.79
- Rating
- 4.5/5
- Reviews
- 272
- Age
- 1y ago

ROCKWOOL Rockboard 60 Mineral Wool Rigid Acoustic Insulation Board 2 Inch 4 Pack
- Price
- $122.40
- Rating
- 4.8/5
- Reviews
- 70
- Age
- 6y ago
Newest
by launch date
CrazyTerra Rockwool Cubes 1 Inch 100 Pack Premium Rock Wool Planting Cubes for Hydroponics Seed Starting Cloning & Cuttings Grow Cubes for Soilless Gardening Aeroponics & Tower Gardens
- Price
- $9.00
- Rating
- 4.3/5
- Reviews
- 13
- Age
- 6mo ago

CrazyTerra Rockwool Cubes 1.5 Inch 24 Pack Premium Rock Wool Planting Cubes for Hydroponics Seed Starting Cloning & Cuttings Grow Cubes for Hydroponic Growing
- Price
- $13.00
- Rating
- 4.6/5
- Reviews
- 14
- Age
- 6mo ago

10 pk 24 x 24 x 1 Rockwool ProRox Mineral Wool Replaces Owens Corning Thermafiber BMW122-10PK
- Price
- $83.38
- Rating
- 4.9/5
- Reviews
- 33
- Age
- 9mo ago

4 pk 24x36x2 Rockwool ProRox Mineral Wool
- Price
- $100.82
- Rating
- 4.9/5
- Reviews
- 33
- Age
- 1y ago

Halatool 36PCS 1.2-Inch Rockwool Cubes with 30PCS 2-Inch Net Cups for Hydroponics Great Hydroponic Kit for Cuttings Clone Plant Propagation Seed Starting & Soilless Cultivation
- Price
- $13.79
- Rating
- 4.5/5
- Reviews
- 272
- Age
- 1y ago
Competition
Competition: brands, sellers & click share
The top 5 products take an estimated 67% of clicks. Leaders hold, but buyers still shop past them.
Brands
9 falling
Sellers
11
Est. top-5 brand share
91%
Top 20: 100%
Est. top-5 click share
67%
Top 20: 100%
Open market
5%
- Legigo35%
- Halatool28%
- Twin Canaries Liquid Volume Conversion Chart14%
- VIVOSUN9%
- CrazyTerra5%
- Lynn Manufacturing3%
- Open — no brand owns it (3 brands, 5%)
Demand
Rockwool search demand
Weekly searches over the year, seasonality beneath. Pick a range.
Peak months: Mar · busiest ÷ quietest = 1.5×
Search terms
Top Rockwool search terms shoppers use
The exact words shoppers type, with estimated yearly volume, growth, and conversion.
- rockwool cubes85K/yr
- rockwool71K/yr
- rock wool27K/yr
- rock wool planting cubes23K/yr
- rockwool for hydroponics6K/yr
- rockwool cubes for hydroponics16K/yr
- grodan rockwool cubes6K/yr
- rock wool for hydroponic growing4K/yr
- rockwool cubes 1.5 inch5K/yr
- grow cubes3K/yr
Reviews and returns
What reviews say buyers love and hate about Rockwool
We read the reviews and the return reasons for every product selling here.
“Wrong Size for Me”
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.
16 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 Rockwool 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









