10 Best Triad Weed Control of 2025

Tested and Reviewed: Top 10 Triad Weed Control deals with expert ratings from 8.1 to a perfect 10

April 2026 Edition

Editor's Choice

9.7

Save 21%

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Select Source Triad QC Select - 3-Way Herbicide with Quinclorac (Quart) | Controls Dandelion, Clover, Crabgrass, and Many Other Broadleaf and Grassy Weeds

21% Off

Editor's bottom line:

“This triad weed control is the best one we tested. In terms of quality, brand and price, we couldn't ask for more.”

Main Highlights

3 ACTIVE INGREDIENTS: Combines 3 active ingredients (2,4-D, Dicamba, Quinclorac) to help eliminate hard to control weeds
USE SITES: residential and non-residential lawns and turf, athletic fields, roadsides, parks, golf turf (except tees, greens and collars)
POST-EMERGENT: Perfect late season clean up product for areas that didnt receive pre-emergent herbicide application in the spring
CRABGRASS CONTROL: Controls newly germinated 1- to 2-leaf crabgrass, to 1-tiller crabgrass and when crabgrass has matured to 5-tillers or greater
BROADLEAF WEED CONTROL: Presence of Quinclorac contributes to control of grassy weeds, is absorbed by the foliage and roots

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Picked by 397 people today

9.5

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Select Source Triad TZ | 4-Way Combination Herbicide (Compare to T Zone) | Dependable Post-Emergent Broadleaf Weed Control (Quart)

Main Highlights

DESCRIPTION: Excellent post-emergent activity with proven rapid and effective weed control performance for some of the toughest broadleaf weeds in turfgrass.
CONTROLS TOUGH BROADLEAF WEEDS: Dandelion, spurge, white clover, plantains, ground ivy, virginia buttonweed and wild violet; also labelled for the suppression of yellow nutsedge
ACTIVE INGREDIENTS: Contains four active ingredients: 2,4-D, Dicamba, Triclopyr, and Sulfentrazone
HOW IT WORKS: Triad TZ is quickly taken up by the leaves and stems of plants and weed growth ceases within hours. The weed control effects may be seen within a few hours to a few days after application. Weed death occurs in 1 to 4 weeks after application, depending on the application rate, sensitivity of the weed, and environmental conditions.
USE SITES: Residential lawns, athletic fields, golf courses, parks, industrial and institutional buildings, commercial sod production, fencerows, farmyards, and utility rights-of-way

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9.5

Save 11%

Primesource

Triad Select 1 Gallon

11% Off

Main Highlights

Triad Select employs a mixture of three selective yet potent herbicides in order to control a broad variety of broadleaf weeds that are labeled hard-to-kill such as clover, dandelion, and plantain. This has been demonstrated and confirmed through university trials to be an efficient and effective solution that can be administered to both cool and warm season grasses and is labeled for use on sod farms, turf-grass, and other non-crop industrial areas
This formula can be mixed in a tank with liquid iron materials or liquid fertilizers following the label for instructions and compatibility on fertilizer tank mix. It has flexible application rates and may be applied to non-cropland areas' woody brush
Target pests Bed-straw, Dandelion, Poison Oak, Black Medic, Mock, Mallow, Purslane, Buck-horn, Pepper-grass, Sheep Sorrel, Wild Carrot, Wild Onion, Wild Garlic and others
For use in Golf Courses, Sod Farms, Highways, Right-of-Ways, and similar Non-Crop areas, Ornamental Turf-grass (Residential & Commercial), Parks, Cemeteries and Athletic Fields
Active Ingredient 2,4-D 30.89% Dicamba, dimethylamine salt 2.77% MCPA, dimethylamine salt 8.23%

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9.2

Primesource

Select Source Triad Select 3-Way Broadleaf Herbicide (2.5 Gallons)

Main Highlights

USE SITES: For use on both cool and warm season grasses
EFFECTIVE AGAINST: Dandelion, clover, plantain, and many other listed broadleaf weeds
ACTIVE INGREDIENTS: 2,4-D 30.89%, MCPA 8.23%, Dicamba 3.77%

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9.0

Lawn Synergy

Lawn Synergy Triad SELECT Broadleaf Herbicide Weed Killer - 32 oz

Main Highlights

Combined power of three selective herbicides
Low odor formulation with flexible application rates
Application Rate: 1.1 to 1.5 oz. per 1,000 sq ft.
Active Ingredient: 30.89% 2,4-D 8.23% MCPA 2.77% dicamba
Lawn Types: Tall fescue, Bermuda, Zoysia, Kentucky bluegrass, Ryegrass
Target Pest: Bedstraw, Black medic, Buckhorn, Chicory, Chickweed, Clover, and Dandelion, Ground ivy, Heal-all, Henbit, Knotweed, Lambsquarters, and Lespedeza, Mallow, Morningglory, Peppergrass, Pigweed, Plantain, Poison ivy, Poison oak, Purslane, Ragweed, Sheep sorrel, Shepherdspurse, Speedwell, Spurge, Wild carrot, Wild garlic, Wild lettuce, Wild onion, Yarrow, and other broadleaf weeds.
Waiting Period to Seed: 3-4 weeks

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8.8

Primesource

Primesource Triad TZ Select Herbicide - Gallon (T-Zone)

Main Highlights

Contains the same active ingredients as T-Zone herbicide
Excellent post-emergent activity with proven rapid and effective weed control performance for some of the toughest broadleaf weeds in turfgrass such as dandelion, spurge, white clover, plantains, ground ivy, Virginia buttonweed and wild violet. Labelled for the suppression of yellow nutsedge.
Exhibits improved cool-weather performance.
Generally rainfast in as little as three hours.
Not for sale to: AK, AZ, CA, FL, HI, OR

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8.6

Select Source

Select Source Triad TZ | 4-Way Combination Herbicide & Southern Ag Surfactant for Herbicides Non-Ionic, 16oz Weed Control Bundle

Main Highlights

Contains four active ingredients - 2,4-D, Dicamba, Triclopyr, and Sulfentrazone - for dependable post-emergent control of tough broadleaf weeds like dandelion, spurge, and wild violet in turfgrass.
Non-ionic surfactant increases the penetration, coverage and overall effectiveness of Triad TZ herbicide for excellent post-emergent activity and proven rapid, effective weed control performance.
Triad TZ SelectTM quickly ceases weed growth within hours and kills weeds within 1-4 weeks, depending on application rate, weed sensitivity, and conditions.
Can be used on residential lawns, athletic fields, golf courses, parks, commercial turf, and other use sites listed on the label.
Southern Ag surfactant improves uniform coverage and penetration when added to Triad TZ or most other herbicide products.

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8.3

Primesource

Primesource Triad TZ Select Herbicide - 2.5 Gallon (T-Zone)

Main Highlights

Contains the same active ingredients as T-Zone herbicide
Excellent post-emergent activity with proven rapid and effective weed control performance for some of the toughest broadleaf weeds in turfgrass such as dandelion, spurge, white clover, plantains, ground ivy, Virginia buttonweed and wild violet. Labelled for the suppression of yellow nutsedge.
Exhibits improved cool-weather performance.
Generally rainfast in as little as three hours.
Not for sale to: AK, AZ, CA, FL, HI, OR

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8.1

Primesource

Primesource Triad QC Select Herbicide - 2.5 Gallon

Main Highlights

Combines 3 active ingredients (2,4-D, Dicamba, Quinclorac) to help eliminate hard to control weeds.
Perfect late season clean up product for areas that didn't receive pre-emergent herbicide application in the spring.

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Our Best Overall Choice

Best Choice

9.7

Select Source

Select Source Triad QC Select - 3-Way Herbicide with Quinclorac (Quart) | Controls Dandelion, Clover, Crabgrass, and Many Other Broadleaf and Grassy Weeds

21% Off

Editor's bottom line:

“This is the best one we tested. In terms of quality, brand and price, we couldn't ask for more.”

Main Highlights

3 ACTIVE INGREDIENTS: Combines 3 active ingredients (2,4-D, Dicamba, Quinclorac) to help eliminate hard to control weeds
USE SITES: residential and non-residential lawns and turf, athletic fields, roadsides, parks, golf turf (except tees, greens and collars)
POST-EMERGENT: Perfect late season clean up product for areas that didnt receive pre-emergent herbicide application in the spring
CRABGRASS CONTROL: Controls newly germinated 1- to 2-leaf crabgrass, to 1-tiller crabgrass and when crabgrass has matured to 5-tillers or greater
BROADLEAF WEED CONTROL: Presence of Quinclorac contributes to control of grassy weeds, is absorbed by the foliage and roots

Show Price

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