Roundup® For Lawns3 Ready-to-Spray
Overview & Benefits
- For use on Northern grasses
- Kills weeds, not the lawn
- Kills crabgrass, dandelion, clover and yellow nutsedge
- Kills 253 types of weeds
- Kills the root. Guaranteed*
- Starts working immediately
Roundup® For Lawns3 is a formula that kills weeds, not the lawn! It controls over 250 common lawn weeds, roots and all, and is especially effective on hard-to-kill weeds such as crabgrass, dandelion, clover and yellow nutsedge. The ready-to-spray applicator is great for broadcast application to your entire lawn and covers up to 5000 square feet. This fast acting formula starts killing on contact and kills weeds down to the root so they don't come back. In addition, its rainproof in as little as 3 hours! Roundup® For Lawns3 is a simple step towards a beautiful, weed free lawn.
*Consumer Guarantee: If for any reason you are not satisfied after using this product, simply send us original proof of purchase, and we will refund the purchase price.
Pairs Nicely With
How to Use Roundup® For Northern Lawns Products Properly to Kill Weeds in Your Lawn
Key Features



Specially Formulated for NorthernGrass Types
Roundup For Lawns3 was designed to kill weeds, not your lawn. This formula works great on northern grass types like Bluegrass, Fescue and Perennial Ryegrass to kill weeds. See label for directions.

Kills the Toughest Weeds Down to the Root
Apply Roundup For Lawns3 to actively growing weeds during early growth stages. The fast-acting formula gets right down to the root, so weeds won’t come back.

Kills Over 250 Listed Weeds
All-in-one weed control kills crabgrass, dandelion, clover and even yellow nutsedge!
- Learn
- Product Specs
Overview
- For use on Northern grasses
- Kills weeds, not the lawn
- Kills crabgrass, dandelion, clover and yellow nutsedge
- Kills 253 types of weeds
- Kills the root. Guaranteed*
- Starts working immediately
How to use
Ready the Spray Hose-End Sprayer. Measure the entire area to be sprayed. For rectangular areas, multiply the length by width to obtain the total square feet of your lawn. Follow the directions on the label for the application amount based on the size of the area to be sprayed. Spray evenly over the entire measured area.
Connect:Shake well before using. Connect sprayer to the hose. Turn on the water. Extend the hose to farthest area of the measured area to be treated.
Spray: To begin spraying, point the nozzle in the direction you want to spray. Slide the thumb activation switch forward to the ON position. Spray evenly over the measured area.
Finish:To STOP spraying, slide thumb activation switch backward to the OFF position. Turn of the water. Relieve the water pressure by sliding thumb switch to WATER ONLY position until water slows to a drip. Slide switch back to the OFF position. Disconnect sprayer from the hose.
Where to use
For Kentucky bluegrass, Annual bluegrass, Tall fescue, Red or fine leaf fescues apply as specified on label.
For common Bermudagrass, Hybrid Bermudagrass, Bahiagrass, Zoysiagrass, Buffalograss, Seashore paspalum, or Centipedegrass:
This product may be applied to dormant bermudagrass, dormant zoysiagrass, and dormant bahiagrass. Use caution when applying this product to warm-season turfgrasses when turf is going into dormancy in the fall or coming out of dormancy in the spring as some injury may occur.
For St. Augustinegrass (Improved varieties including Floratam and Bitterblue), St. Augustinegrass (common varieties):
Do not apply this product to St. Augustinegrass (all varieties) below 50 degrees F. Do not apply to St. Augustinegrass (common varieties) when temperatures are above 85 degrees F unless temporary turf injury can be tolerated. Do not make applications of this product to St. Augustinegrass when turf is going into dormancy in the fall, or if temperatures are expected to drop below 40 degrees F within 10 days of application.
Where not to use
DO NOT USE on lawns containing bentgrass, St. Augustinegrass, bahiagrass, centipedegrass, or carpetgrass. Also, do not use on dichondra or lawns with desirable clovers or legumes. Do not use on vegetable gardens, fruits, o oor ornamentals flowers, trees, groundcovers, hedges, landscape/flower beds and shrubs.
When to apply
Apply this product to actively-growing weeds during the early growth stages for the best results. Apply in spring or fall when daytime temperatures are between 45 and 90 degrees F. Fall applications may control winter annual and biennial weeds that may over-winter and flower the following spring. For heavy grass weed pressure, apply a second application at the same rate, 14 days after the first application.
For newly seeded areas:
Wait to apply this product until the lawn is well-established (approximately 6 weeks after seedling emergence) or after the third mowing.
For newly sodded, sprigged, or plugged areas:
Wait to apply this product until 3 to 4 weeks after sodding, sprigging, or plugging the lawn.
How often to apply
The maximum application rate is 6.4 fl. oz. of product per 1,000 sq. ft. per application. The maximum number of broadcast applications is limited to 2 per year within a minimum of 21 days between applications. The maximum seasonal rate is 13 fl. oz. of product per 1,000 sq. ft.
Non Availability Regions
Coverage area
Up to 5,000 sq. ft.
Category
Kids & Pets
People and pets may enter treated area after spray has dried.
Product Label
This is not the product label. Always read and follow the product label before use.
Packaging
Ready-To-Spray Broadcast Applicator
Special Instructions
Seeding:
You may seed treated areas four weeks after applying this product.
Active Ingredients
3.85% MCPA, dimethylamine salt, 1.80% Quinclorac, 0.43% Dicamba, dimethylamine salt, 0.22% Sulfentrazone