Roundup Weed Killer Market Report: Sales Volume, Market Share, Leading Brands & Market Trends
Roundup Weed Killer sales on Amazon US totaled 232,600 units in July 2026 (▼ 11.3% vs. the prior month), generating an estimated $7,176,086 in revenue across the 50 top-ranked ASINs for this search term. Demand is heavily concentrated at the top of the ranking — the ten best performers capture 59.8% of unit volume and 46.5% of revenue, while a typical listing is priced at $43.51. The keyword itself pulled 28,660 Amazon queries over the same period (▼ 20.7% MoM).
Zooming out to the 12-month window ending July 2026, the roundup weed killer Top 50 moved 1,314,350 units and $41,899,209 in cumulative sales — an average of 109,529 units and $3,491,601 per month. Monthly throughput topped out at 262,200 units in June 2026 and dipped to 24,500 in December 2025, leaving the latest reading 86.5% higher than August 2025.
Roundup Weed Killer Sales Trend (Trailing 12 Months)
Based on the top 50 ASINs by monthly sales for this keyword
2025/08
2025/09
2025/10
2025/11
2025/12
2026/01
2026/02
2026/03
2026/04
2026/05
2026/06
2026/07
Monthly Sales 2026/07
232.6K
▼ 11.3% MoM
Monthly Revenue 2026/07
$7.2M
▼ 13.0% MoM
Top 10 Market Share 2026/07
59.8%
Roundup Weed Killer Market Share & Sales Concentration on Amazon US — July 2026
The most-sold roundup weed killer listing on Amazon US in July 2026 is ASIN B0C7YMDV7N (Brand: Roundup), which sold 30,000 units at $24.92 apiece — equal to 12.9% of every unit tracked in this report and 1.5× the volume of the No. 2 listing.
The Top 10 ASINs account for 139,000 units and $3,334,200 in July 2026 — 59.8% of unit volume and 46.5% of revenue among all 50 ranked ASINs in this report.
Sales Volume of Top ASINs for 'Roundup Weed Killer' on Amazon
July 2026
Is 59.8% Top 10 share highly concentrated?
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Top 5 Volume Share breakdown
B0C7YMDV7N
Roundup Weed & Grass Killer4 with Pump 'N Go 2 Sprayer, 1.33 gal. | Weed Killer, Use In and Around Flower Beds and Driveways, Visible Results in Hours, Up to 10 Minutes of Continuous Spray
30K
▲ 0.0%vs. prior month
$581.7K
latest month
12-month trend
B007TUW4HQ
Spectracide Weed & Grass Killer Ready-to-Use Spray, 1.33 Gal
20K
▲ 0.0%vs. prior month
$133.6K
latest month
12-month trend
B0C7Y5NXQC
Roundup Weed & Grass Killer4 Refill, 1.25 gal. | Weed Killer Refill for Comfort Wand, Use In and Around Flower Beds, Walkways, Driveways, Visible Results in Hours
20K
▲ 0.0%vs. prior month
$334K
latest month
12-month trend
B0GT7N4VY1
Spruce Weed & Grass Killer₃ Kit, Power Wand, 2 AA Batteries Included, 64 Oz | Pet Safe Weed Killer Spray, Reusable Weed Sprayer, Kills Weeds Around Lawns, Gardens, & Flower Beds, 2 AA Batteries Included
20K
▼ 33.3%vs. prior month
$799.4K
latest month
12-month trend
B00SY3P9CY
Spectracide Weed & Grass Killer with AccuShot Power Sprayer, 1.33 Gal | Kills Broadleaf Weeds & Grasses Down To The Root, Use on Driveways, Walkways, Patios & More, Visible Results in 3 Hours
10K
▲ 0.0%vs. prior month
$157.4K
latest month
12-month trend
B07N6X547M
Ortho GroundClear Weed & Grass Killer with Comfort Wand, 1 gal. | Kills Dandelions, Chickweed, Crabgrass, Moss & More, OMRI Listed, Ready-to-Use Grass and Weed Killer Spray
10K
▲ 0.0%vs. prior month
$176.7K
latest month
12-month trend
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Best Roundup Weed Killer Brands on Amazon US — Top 3 Brand Sales Concentration (July 2026)
Roundup is the best-performing roundup weed killer brand in July 2026, moving 50,000 units across 2 ASINs for 36.0% of Top 10 volume. Spectracide follows with 37,000 units (26.6%), ahead of Spruce on 20,000 units (14.4%).
With 6 brands splitting the Top 10 and 77.0% of volume sitting with three of them, this is a concentrated shelf — the leaders hold multiple listings or one very high-velocity ASIN, so a new entrant competes against established review moats rather than an open field. Average selling prices among the leaders run from $14.20 to $39.97, which frames the price band a competing listing has to justify.
Brand share of Top 10 volume
Roundup
2 ASINs in Top 10
36.0%
Units
50K
Revenue
$915.7K
Avg. price
$20.83
B0C7YMDV7N
$24.92·★4.4·5.5K revsRoundup Weed & Grass Killer4 with Pump 'N Go 2 Sprayer, 1.33 gal. | Weed Killer, Use In and Around Flower Beds and Driveways, Visible Results in Hours, Up to 10 Minutes of Continuous Spray
Units sold30KB0C7Y5NXQC
$16.73·★4.6·3.9K revsRoundup Weed & Grass Killer4 Refill, 1.25 gal. | Weed Killer Refill for Comfort Wand, Use In and Around Flower Beds, Walkways, Driveways, Visible Results in Hours
Units sold20K
Spectracide
3 ASINs in Top 10
26.6%
Units
37K
Revenue
$395.2K
Avg. price
$14.20
B007TUW4HQ
$6.68·★4.4·11.8K revsSpectracide Weed & Grass Killer Ready-to-Use Spray, 1.33 Gal
Units sold20KB00SY3P9CY
$18.46·★4.2·6K revsSpectracide Weed & Grass Killer with AccuShot Power Sprayer, 1.33 Gal | Kills Broadleaf Weeds & Grasses Down To The Root, Use on Driveways, Walkways, Patios & More, Visible Results in 3 Hours
Units sold10KB00FN3PBXK
$17.47·★4.6·8.2K revsSpectracide Weed & Grass Killer Concentrate for Driveways & Walkways, 40 Oz
Units sold7K
Spruce
1 ASIN in Top 10
14.4%
Units
20K
Revenue
$799.4K
Avg. price
$39.97
B0GT7N4VY1
$39.97·★4.1·1.5K revsSpruce Weed & Grass Killer₃ Kit, Power Wand, 2 AA Batteries Included, 64 Oz | Pet Safe Weed Killer Spray, Reusable Weed Sprayer, Kills Weeds Around Lawns, Gardens, & Flower Beds, 2 AA Batteries Included
Units sold20K
Trending Roundup Weed Killer Products — Growth Leaders & New Top 10 Entrants
Based on July 2026 data, this shortlist surfaces the two kinds of ASIN worth keeping an eye on — the ones that just broke into the Top 10, and the ones growing fastest month over month. Specifically, 2 ASINs forced its way in: B07K7VCYMT booked 6K units at $29.95, with ▲ 50.0% MoM change. On the growth side, B07FPMPXF4 leads positive momentum with ▲ 400.0% MoM growth on 500 units.
The two signals carry different weight. A fresh entrant means share has already changed hands — an incumbent gave up its place to make room, so any competitive set drawn up a month ago is now out of date. A steep growth rate works as the earlier warning: it marks demand that is still compounding, usually a month or two before the ranking catches up to it.
B07K7VCYMT
Natural Armor Weed & Grass Killer - 1 Gallon (128 oz) w/Sprayer (128 OZ. Gallon)
Price
$29.95
Rating
4.0
Reviews
6.5K
Latest month sales
B0714DBMJ1
Ortho WeedClear Weed Killer for Lawns with Comfort Wand, 1 gal. | Lawn Weed Killer Spray, Won't Harm Grass When Used as Directed, Kills over 250 Listed Weeds Including Dandelion and Clover
Price
$22.98
Rating
4.1
Reviews
3.1K
Latest month sales
B07FPMPXF4
Roundup 35.2 oz. Weed and Grass Killer Concentrate Plus
Unlock to view ASIN details and product titles
Price
$38.98
Rating
4.4
Reviews
172
Latest month sales
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