Lava Rock Aquarium
FailShoppers spend an estimated $51K a year here, so Lava Rock Aquarium is a Fail.
- Flapen Score
- 48 / 100Ranks 6,657 of 8,839 Patio, Lawn & Garden niches · −8 vs the category median of 5648
- Market size
- $51K/yr113K searches / yr
- 90-day growth
- -3.6%search demand this quarter
- Competition
- 45%top-5 click share · 20 brands · 22 sellers
Flapen Score
Lava Rock Aquarium against its category
The dotted line is the Patio, Lawn & Garden average. Past it, Lava Rock Aquarium is stronger. Inside it, weaker.
Market
The Lava Rock Aquarium market on Amazon at a glance
Shoppers on Amazon United States searched for Lava Rock Aquarium 113K times last year and spent an estimated $51K. The top 5 brands take 67% of clicks. Demand peaks in Apr. Flapen scores it 48 out of 100, a Fail.
01 · Demand
An estimated 2.2% of those searches ended in a purchase.
Shoppers searched for this 113K times in the last 12 months. That counts every search on Amazon United States for this niche's terms. An estimated 2.2% of those searches ended in a purchase. Searches in the last 90 days moved -3.6% against the 90 days before. Searches, conversion and average price together put the market at an estimated $51K a year.
- Searches, last 12 months
- 113K
- Growth, 90 days vs prior 90
- -3.6%
- Conversion, latest week
- 2.2%
- Market size, estimated
- $51Ka year
- Peak month
- April1.6× the quietest month
- Top search term
- lava rock aquarium50K searches a year
02 · Price
A sale here is worth $20.57.
Listings sell for $20.57 on average, from $6.70 to $51.10. Amazon reports units sold in ranges. This niche sold 3K to 4K a year. The average listing sells 0 to 100 of them. At $20.57 that is $0 to $2K a year per listing.
- Average price
- $20.57inside the $15 to $100 sweet spot
- Price range
- $6.70–$51.10
- Amazon United States median price
- $24.38across 115,062 niches
- Units sold a year
- 3K–4K
- Units per listing a year
- 0–100
- Revenue per listing a year
- $0–$2K
- Returns
- 2.0%of orders · Amazon United States median 2.1%
03 · Entry bar
The bar here is ads.
94% of listings pay for placement with sponsored ads. 100% ship with Prime. On an average day, 9.3% of listings are out of stock. The average listing ranks #137 within Soils, Mulches & Planting Media. It carries 740 reviews at 4.48 stars, so a new listing needs social proof before a better product.
- Sponsored listings
- 94%
- Prime listings
- 100%
- Out of stock, average day
- 9.3%
- Average rank
- #137in Soils, Mulches & Planting Media
- Average rating
- 4.48 starsAmazon United States average 4.42 stars
- Average reviews
- 740per listing
- Listings tracked
- 32
04 · Newcomers
0 of last year's 10 launches cleared the first-year sales bar.
10 products launched here in the last 12 months. 0 of them cleared the first-year sales bar, our mark for a successful launch. The brands on the shelf have sold for 49 months on average, so the names here are settling in.
- Launched, last 12 months
- 10
- Successful launches
- 0Amazon's first-year sales bar
- Average brand age
- 49 months
Products
Top Lava Rock Aquarium 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 15, 2026. The live listing can differ.
Top sellers
by estimated 90-day click share
Tfwadmx 10 Pack Aquarium Black Lava Rock Fish Tank Volcanic Pumice Stones for Fish Shrimp Betta(1.18-1.96)
- Price
- $9.79
- Rating
- 4.3/5
- Reviews
- 232
- Age
- 2y ago

Tfwadmx 10 Pack Aquarium Black Lava Rock Fish Tank Volcanic Pumice Stones for Betta Fish Shrimp (1.96-3.14)
- Price
- $16.45
- Rating
- 4.3/5
- Reviews
- 232
- Age
- 2y ago

Tfwadmx 10 Pack Aquarium Red Lava Rock Fish Tank Volcanic Pumice Stones for Shrimp Betta(1.18-1.96)
- Price
- $9.67
- Rating
- 4.3/5
- Reviews
- 232
- Age
- 3y ago

YISZM Black Horticultural Lava Rocks for Plants 2lb Succulents Cactus Bonsai Soil Volcanic Rocks for Aquarium Outdoor Decorative Stones for Craft Projects Vase Fillers
- Price
- $9.48
- Rating
- 4.6/5
- Reviews
- 716
- Age
- 1y ago

FANTIAN 5 lbs Small Black Lava Rocks for Plants 1/4 Inch Crush Volcanic Rock Pumice Soil Additive for Succulent Aquarium Cactus Bonsai Fire Pits and Garden Landscaping
- Price
- $16.26
- Rating
- 4.6/5
- Reviews
- 753
- Age
- 1y ago
Trending
estimated 90-day click momentum
MAQIHAN Lava Rocks for Aquarium - 0.88 Lb Aquarium Rocks Red Volcanic Rock Stones Black Aquatic Soil for Fish Tank Decor Aquascaping Rock Substrate Decorative Landscaping (with 2 Filter Bags)
- Price
- $6.70
- Rating
- 4.5/5
- Reviews
- 2
- Age
- 7mo ago

Mr. Fireglass Natural Lava Rock 0.8-1.2 Medium Volcanic Lava Rock for Indoor & Outdoor Fire Pits Fireplaces Fire Bowls & Fire Table Decorative Garden Landscaping Potted Plants -10 Pounds Black
- Price
- $27.01
- Rating
- 4.4/5
- Reviews
- 898
- Age
- 5y ago

FISCAPE 2.2-6.1 Inches Natural Black Lava Rock 4 PCS Small Aquarium Rocks for Aquascaping Terrariums Reptile Tanks & Aquarium Dcor
- Price
- $20.62
- Rating
- 4.4/5
- Reviews
- 47
- Age
- 7mo ago

Hicarer 2 Pack Aquarium Red Lava Rock 4- 6 Fish Tank Volcanic Rocks Stone for Water Clarification and Odor Removal Fish Tank Decoration Landscape Stone
- Price
- $20.55
- Rating
- 5.0/5
- Reviews
- 5
- Age
- 5mo ago

KINGRUI Natural Volcanic Lava Rock 1-2.5 Inches Decorative Stones for Miniature & Fairy Gardens Aquascaping Aquariums Fire Pit Use & Succulent Planters-1lb
- Price
- $14.91
- Rating
- 4.5/5
- Reviews
- 207
- Age
- 7mo ago
Newest
by launch date
Hicarer 2 Pack Aquarium Red Lava Rock 4- 6 Fish Tank Volcanic Rocks Stone for Water Clarification and Odor Removal Fish Tank Decoration Landscape Stone
- Price
- $20.55
- Rating
- 5.0/5
- Reviews
- 5
- Age
- 5mo ago

MAQIHAN Lava Rocks for Aquarium - 0.88 Lb Aquarium Rocks Red Volcanic Rock Stones Black Aquatic Soil for Fish Tank Decor Aquascaping Rock Substrate Decorative Landscaping (with 2 Filter Bags)
- Price
- $6.70
- Rating
- 4.5/5
- Reviews
- 2
- Age
- 7mo ago

FISCAPE 2.2-6.1 Inches Natural Black Lava Rock 4 PCS Small Aquarium Rocks for Aquascaping Terrariums Reptile Tanks & Aquarium Dcor
- Price
- $20.62
- Rating
- 4.4/5
- Reviews
- 47
- Age
- 7mo ago

NUPICK 6lb Black Lava Rocks for Plants Succulent Potting Soil Amendments
- Price
- $15.64
- Rating
- 4.6/5
- Reviews
- 55
- Age
- 7mo ago

KINGRUI Natural Volcanic Lava Rock 1-2.5 Inches Decorative Stones for Miniature & Fairy Gardens Aquascaping Aquariums Fire Pit Use & Succulent Planters-1lb
- Price
- $14.91
- Rating
- 4.5/5
- Reviews
- 207
- Age
- 7mo ago
Competition
Competition: brands, sellers & click share
The top 5 products take an estimated 45% of clicks. Leaders hold, but buyers still shop past them.
Brands
20 falling
Sellers
22
Est. top-5 brand share
67%
Top 20: 100%
Est. top-5 click share
45%
Top 20: 87%
Open market
28%
- Tfwadmx36%
- Mr. Fireglass10%
- FANTIAN8%
- KINGRUI7%
- CARURBODY5%
- ChaoLeHo5%
Demand
Lava Rock Aquarium search demand
Weekly searches over the year, seasonality beneath. Pick a range.
Peak months: Apr · busiest ÷ quietest = 1.6×
Search terms
Top Lava Rock Aquarium search terms shoppers use
The exact words shoppers type, with estimated yearly volume, growth, and conversion.
- lava rock aquarium50K/yr
- lava rocks for aquarium14K/yr
- large lava rock10K/yr
- aquarium lava rock12K/yr
- lava rock for aquarium10K/yr
- black lava rock aquarium6K/yr
- volcanic rock for aquarium4K/yr
- large lava rocks3K/yr
- aquarium lava rocks for fish tank3K/yr
Reviews and returns
What reviews say buyers love and hate about Lava Rock Aquarium
We read the reviews and the return reasons for every product selling here.
“Big”
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.
19 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 Lava Rock Aquarium 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









