Cornerstone Weed Killer
FailThe top 5 products take 100% of clicks, so Cornerstone Weed Killer is a Fail.
- Flapen Score
- 45 / 100Ranks 7,263 of 8,839 Patio, Lawn & Garden niches · −11 vs the category median of 5645
- Market size
- $12K/yr5K searches / yr
- 90-day growth
- +167.3%search demand this quarter
- Competition
- 100%top-5 click share · 4 brands · 24 sellers
Flapen Score
Cornerstone Weed Killer against its category
The dotted line is the Patio, Lawn & Garden average. Past it, Cornerstone Weed Killer is stronger. Inside it, weaker.
Market
The Cornerstone Weed Killer market on Amazon at a glance
Shoppers on Amazon United States searched for Cornerstone Weed Killer 5K times last year and spent an estimated $12K. All 4 brands take every click. Demand peaks in Apr–May–Jun–Jul–Aug. Flapen scores it 45 out of 100, a Fail.
01 · Demand
An estimated 3.0% of those searches ended in a purchase.
Shoppers searched for this 5K times in the last 12 months. That counts every search on Amazon United States for this niche's terms. An estimated 3.0% of those searches ended in a purchase. Searches in the last 90 days moved +167.3% against the 90 days before. Searches, conversion and average price together put the market at an estimated $12K a year.
- Searches, last 12 months
- 5K
- Growth, 90 days vs prior 90
- +167.3%
- Conversion, latest week
- 3.0%
- Market size, estimated
- $12Ka year
- Peak month
- July54.2× the quietest month
- Top search term
- cornerstone weed killer4K searches a year
02 · Price
A sale here is worth $74.93.
Listings sell for $74.93 on average, from $43.15 to $96.70. Amazon reports units sold in ranges. This niche sold 250 to 500 a year. The average listing sells 100 to 250 of them. At $74.93 that is $7K to $19K a year per listing.
- Average price
- $74.93inside the $15 to $100 sweet spot
- Price range
- $43.15–$96.70
- Amazon United States median price
- $24.38across 115,062 niches
- Units sold a year
- 250–500
- Units per listing a year
- 100–250
- Revenue per listing a year
- $7K–$19K
- Returns
- 0.2%of orders · Amazon United States median 2.1%
03 · Entry bar
The bar here is reviews.
25% of listings pay for placement with sponsored ads. 25% ship with Prime. On an average day, 0.0% of listings are out of stock. The average listing ranks #271 within Weed & Moss Control. It carries 2,842 reviews at 4.43 stars, so a new listing needs social proof before a better product.
- Sponsored listings
- 25%
- Prime listings
- 25%
- Out of stock, average day
- 0.0%
- Average rank
- #271in Weed & Moss Control
- Average rating
- 4.43 starsAmazon United States average 4.42 stars
- Average reviews
- 2,842per listing
- Listings tracked
- 4
04 · Newcomers
Brands here are established.
The brands on the shelf have sold for 110 months on average, so the names here are established.
- Launched, last 12 months
- 0
- Successful launches
- 0Amazon's first-year sales bar
- Average brand age
- 110 months
Products
Top Cornerstone Weed Killer 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 22, 2026. The live listing can differ.
Top sellers
by estimated 90-day click share
Cornerstone Plus Non Selective Herbicide weed killer 2.5 Gallon
- Price
- $81.62
- Rating
- 4.6/5
- Reviews
- 217
- Age
- 14y ago

Generic Cornerstone 5 Plus Herbicide 2.5gal
- Price
- $96.70
- Rating
- 4.3/5
- Reviews
- 10
- Age
- 1y ago

RM43 Concentrated Extended Control Weed Killer
- Price
- $78.23
- Rating
- 4.6/5
- Reviews
- 10,691
- Age
- 13y ago

41% Glyphosate Super Concentrate Weed & Grass Killer (1 Gallon)
- Price
- $43.15
- Rating
- 4.2/5
- Reviews
- 448
- Age
- 1y ago
Trending
estimated 90-day click momentum
41% Glyphosate Super Concentrate Weed & Grass Killer (1 Gallon)
- Price
- $43.15
- Rating
- 4.2/5
- Reviews
- 448
- Age
- 1y ago

Generic Cornerstone 5 Plus Herbicide 2.5gal
- Price
- $96.70
- Rating
- 4.3/5
- Reviews
- 10
- Age
- 1y ago

Cornerstone Plus Non Selective Herbicide weed killer 2.5 Gallon
- Price
- $81.62
- Rating
- 4.6/5
- Reviews
- 217
- Age
- 14y ago

RM43 Concentrated Extended Control Weed Killer
- Price
- $78.23
- Rating
- 4.6/5
- Reviews
- 10,691
- Age
- 13y ago
Newest
by launch date
41% Glyphosate Super Concentrate Weed & Grass Killer (1 Gallon)
- Price
- $43.15
- Rating
- 4.2/5
- Reviews
- 448
- Age
- 1y ago

Generic Cornerstone 5 Plus Herbicide 2.5gal
- Price
- $96.70
- Rating
- 4.3/5
- Reviews
- 10
- Age
- 1y ago

RM43 Concentrated Extended Control Weed Killer
- Price
- $78.23
- Rating
- 4.6/5
- Reviews
- 10,691
- Age
- 13y ago

Cornerstone Plus Non Selective Herbicide weed killer 2.5 Gallon
- Price
- $81.62
- Rating
- 4.6/5
- Reviews
- 217
- Age
- 14y ago
Competition
Competition: brands, sellers & click share
The top 5 products take an estimated 100% of clicks. A locked shelf that new listings rarely crack.
Brands
4 flat
Sellers
24
Est. top-5 brand share
100%
Top 20: 100%
Est. top-5 click share
100%
Top 20: 100%
Open market
0%
- WECHEM71%
- Generic19%
- RM436%
- VIVIPOOOL4%
Demand
Cornerstone Weed Killer search demand
Weekly searches over the year, seasonality beneath. Pick a range.
Peak months: Apr, May, Jun, Jul, Aug · busiest ÷ quietest = 54.2×
Reviews and returns
What reviews say buyers love and hate about Cornerstone Weed Killer
We read the reviews and the return reasons for every product selling here.
“Did not work well”
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 Cornerstone Weed Killer 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









