wild onion killer
Worth a lookShows demand growing +288.1% this quarter, but brand-locked demand (top 5 brands take 100% of clicks) keeps it on the watch list.
Growth
Incredible+288.1%90-day search growth — must beat 0% to launch
Returns
Incredible0.3%return rate — above 5% kills the launch gate
Avg price
Incredible$32.05avg listing price — sweet spot $15–$100
Price range
Incredible$21.22–$48.27cheapest to priciest tracked listing — scored on the share inside $15–$100
Quality gap
Great4.3★avg incumbent rating — lower means beatable quality
Conversion
Good5.6%search→purchase rate — share of searches ending in a sale
Review moat
Okay3,255.29avg incumbent reviews — the moat a new listing must climb
Market size
Bad$45K$45K/yr · 25K searches
Competition
Bad92%top-5 click share — a locked-up shelf
Brand share
Bad100%top-5 brand share — brand-locked demand
According to Flapen's Amazon United States niche tracking, wild onion killer is a $45K/yr Amazon United States market (25K searches/yr). The top 5 brands hold 100% of demand. Demand peaks in Apr–May–Jun–Aug. Verdict: Worth a look — 53/100.
Data updated Jul 22, 2026 · scored weekly · How we score niches
wild onion killer market data
- Units sold / yr
- 2K–2K
- avg 250–500/product
- Revenue / yr
- $48K–$64K
- units × avg price
- Conversion rate
- 5.6%
- Avg BSR
- #324
- Page quality
- 0%
- Prime
- 100%
- Sponsored
- 86%
- Out of stock
- 0.0%
- Avg brand age
- 121 months
- Avg seller age
- 139 days
Competition & brand share
The top 5 products capture 92% of clicks — a locked-up shelf that new listings rarely crack.Brands
5 falling
Sellers
52
Top-5 brand share
100%
Top 20: 100%
Top-5 click share
92%
Top 20: 100%
Open market
0%
- Monterey75%
- Ortho9%
- Southern Ag7%
- Spruce5%
- Hi-Yield5%
Demand & seasonality
Weekly Amazon search volume, last 55 weeks — +288.1% search growth over the last 90 days.Peak months: Apr, May, Jun, Aug · busiest ÷ quietest = 17.6×
Top wild onion killer search terms
- thistle killer9K/yr
- thistle weed killer9K/yr
- thistle spray weed killer2K/yr
- thistle killer concentrate4K/yr
- best weed killer for thistles678/yr
Top wild onion killer 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 7 tracked products in this niche — three views at once, no toggling.
Top sellers
by 90-day click share
Monterey Thistledown Bundled with Measuring Spoon - Weed Killer Thistle and Clover Control Concentrate - 8 oz
Monterey$41.174.5★1,043 rev
Monterey Star Thistle Killer Selective Broadleaf Weed Control 8 oz Bundled with Garden Measure Spoon Effective Against Spotted Knapweed Canada Thistle Musk Thistle Yellow Starthistle
Monterey$48.274.1★25 rev
Southern Ag Amine 2 4-D WEED KILLER 32oz - Quart
Southern Ag$21.384.4★8,037 rev
Ortho WeedClear Weed Killer for Lawns with Comfort Wand - Ready-To-Use Weed Killer Herbicide Wont Harm Grass (When Used as Directed) Kills Dandelion & Clover 1 gal.
Ortho$21.254.1★3,008 rev
Spruce Weed Killer Spray Power Wand Kit - Weed + Grass Killer Reusable Weed Sprayer Spot-Treating Kills Weeds in Lawns and Gardens Additional 2 AA Batteries Included for Continuous Power (64 oz)
Spruce$38.744.1★1,170 rev
Newest
by launch dateSpruce Weed Killer Spray Power Wand Kit - Weed + Grass Killer Reusable Weed Sprayer Spot-Treating Kills Weeds in Lawns and Gardens Additional 2 AA Batteries Included for Continuous Power (64 oz)
Spruce$38.741,170 rev
Monterey Star Thistle Killer Selective Broadleaf Weed Control 8 oz Bundled with Garden Measure Spoon Effective Against Spotted Knapweed Canada Thistle Musk Thistle Yellow Starthistle
Monterey$48.2725 rev
Monterey Thistledown Bundled with Measuring Spoon - Weed Killer Thistle and Clover Control Concentrate - 8 oz
Monterey$41.171,043 rev
Ortho GroundClear Weed & Grass Killer with Comfort Wand - Kills Dandelions Chickweed Crabgrass Moss & More OMRI Listed Ready-to-Use Grass and Weed Killer Spray 1 gal.
Ortho$21.227,858 rev
Ortho WeedClear Weed Killer for Lawns with Comfort Wand - Ready-To-Use Weed Killer Herbicide Wont Harm Grass (When Used as Directed) Kills Dandelion & Clover 1 gal.
Ortho$21.253,008 rev
Trending
90-day click momentumSpruce Weed Killer Spray Power Wand Kit - Weed + Grass Killer Reusable Weed Sprayer Spot-Treating Kills Weeds in Lawns and Gardens Additional 2 AA Batteries Included for Continuous Power (64 oz)
Spruce$38.744.1★
Monterey Star Thistle Killer Selective Broadleaf Weed Control 8 oz Bundled with Garden Measure Spoon Effective Against Spotted Knapweed Canada Thistle Musk Thistle Yellow Starthistle
Monterey$48.274.1★
Hi-Yield (21416) 2 4-D Selective Weed Killer (1 gal)
Hi-Yield$32.284.4★
Ortho GroundClear Weed & Grass Killer with Comfort Wand - Kills Dandelions Chickweed Crabgrass Moss & More OMRI Listed Ready-to-Use Grass and Weed Killer Spray 1 gal.
Ortho$21.224.3★
Monterey Thistledown Bundled with Measuring Spoon - Weed Killer Thistle and Clover Control Concentrate - 8 oz
Monterey$41.174.5★
What buyers say about wild onion killer
What buyers praise and complain about, mined from review topics.What buyers love
“This works great to kill them”
“Easy Peasy”
“As advertised”
“The overall build quality is solid”
“Its so easy to spray”
“clean scent”
“great value”
“I highly recommend it for herbicide treatment”
“I feel safe using it”
“Effective in killing weeds”
What buyers complain about
“DID NOT WORK”
“Only a few weeds killed”
“fairly expensive”
“the second just did t kill the growth”
“the sprayer wont spray”
“Smells terrible”
“Not as advertised”
“needs persistence”
“not as good as expected”
“Not as Powerful”
Top return reasons
Common questions
- Is wild onion killer profitable to sell on Amazon United States?
- The niche generates $45K/yr across 7 tracked products. 2 of 2 products launched in the last 360 days are still selling. 90-day search growth is +288.1%. Flapen's verdict: Worth a look (53/100).
- How competitive is the wild onion killer niche?
- 5 brands and 52 sellers compete. The top 5 products take 92% of clicks and top 5 brands hold 100% of demand.
- What do buyers complain about in wild onion killer?
- Top complaints mined from reviews: Functionality-Overall, Pest/Insect Control, Value For Money. The return rate is 0.3%.
- When does demand for wild onion killer peak?
- Demand peaks in Apr–May–Jun–Aug; the busiest month runs 17.6× the quietest.
- What does it cost to enter the wild onion killer niche?
- Listings span $21.22–$48.27; the average listing price is $32.05 (sweet spot $15–$100). The average incumbent carries 3,255 reviews — the moat a new listing must climb.