Description
PAR III is a broad-spectrum turf herbicide formulated for hard-to-control annual and perennial broadleaf weeds in maintained grass areas. It is suited to weed control for lawns, parks, golf courses, sports fields, acreages, and other turf applications where weeds affect appearance and durability.
Use PAR III when you want to target broadleaf weeds without clearing all vegetation from the treated area. It is a good fit for common lawn weed problems such as dandelion, clover, ground ivy, poison ivy, and other tough problem weeds. Always read and follow the product label before use.
Delivery Information
Orders are packed securely and shipped as quickly as possible. Delivery typically takes 6–8 days, depending on your location and carrier availability.
Returns
Returns are accepted in line with Canadian Lawn Co.’s return policy. Products must be unopened, unused, and in resaleable condition. Contact Canadian Lawn Co. before sending any herbicide product back so return eligibility and handling requirements can be confirmed.
Built for Broadleaf Weed Control in Lawns
PAR III is made for property owners who want to control broadleaf weeds without clearing the whole lawn. Use it for maintained grass areas where weeds are spoiling the look, health, or finish of the turf.
It is a strong fit for lawns, acreages, parks, sports fields, turf areas, and property maintenance jobs where broadleaf weeds keep coming back.
Best for Lawns & Turf
Use on maintained grass areas where broadleaf weeds are taking over.
Targets Broadleaf Weeds
Helps control dandelions, clover, chickweed, thistle, ground ivy, and other broadleaf weeds.
Not for Total Kill Areas
For driveways, gravel, paths, and areas where you want all growth gone, choose Roundup Transorb instead.
Targets Stubborn Lawn Weeds
From spring dandelions to creeping broadleaf weeds, PAR III helps tackle common lawn weed problems that make grass look patchy, tired, or neglected.
Effective against common problem weeds.
Is PAR III the Right Weed Killer for You?
Choose PAR III if your main problem is broadleaf weeds growing through your lawn or maintained grass area. It is designed for weed control for lawns, helping you treat problem weeds while keeping desirable grass intact when used as directed.
Choose Roundup Transorb instead if you need total grass and weed control on gravel, driveways, paths, fence lines, or areas where you do not want vegetation to grow.
| Choose PAR III if:
You want to treat broadleaf weeds in grass. |
Choose Roundup if:
You want unwanted grass and weeds gone from non-lawn areas. |
Choose the bundle if:
You need both lawn weed control and total vegetation control around your property. |
PAR III Herbicide FAQs
Is PAR III for lawns?
Yes. PAR III is suited to broadleaf weed control for lawns and other maintained turf areas when used as directed.
Will PAR III kill my grass?
PAR III is a selective broadleaf herbicide, but correct use matters. Always follow the product label carefully.
What weeds does PAR III control?
PAR III targets broadleaf weeds such as dandelion, clover, chickweed, thistle, ground ivy, plantain, black medic, and other broadleaf weeds.
Should I use PAR III on gravel or driveways?
No. For gravel, driveways, paths, and other non-lawn areas where you want total vegetation control, choose Roundup Transorb.
What size should I buy?
Choose 4L for smaller lawn and property maintenance jobs, or 10L for larger properties, acreages, and repeated use.
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