1. Help Center  | 
  2. Product Finder  | 
  3. Retail Locator
  4. Welcome,  Register Now  | 

Kills the Roots, Guaranteed

  1. Roundup Kill Weeds & Grass

  2. Roundup Kill & Prevent Weeds & Grass

  3. Roundup Kill Poison Ivy & Tough Brush

Hard on Weeds. Easy on you.

Protect you and your family. Roundup® Poison Ivy Plus Tough Brush Killer kills allergy causing weeds to the root! Learn how to identify poison ivy, dispose of it and more!

» Learn how to protect your family from harmful & invasive weeds

Get expert advice

Want to improve more than your yard? Getting involved is easy and rewarding. Give a little. Get back even more.

» Organizations we help

Solve problems quickly

Get to the root of the problem. Find answers all in one spot.

» Go to the Help Center

Roundup Extended Control in use
Let the Roundup Pump 'N Go Sprayer do the work for you

Spraying vs. pulling

Roundup® Extended Control Weed & Grass Killer Plus Weed Preventer do two jobs at once - kill the weeds you have and prevent new weeds from growing for up to 4 months!

» Watch the demo video

Roundup promotions

Easy Pump 'N Go Sprayer Refill
Roundup Pump 'N Go Refill

The Roundup® Pump 'N Go® sprayer is now even easier to use with the ready-to-use Pump 'N Go sprayer refill. Just pour the refill into your Pump 'N Go sprayer - no measuring, no mixing!

» Read the label instructions

Find fast facts

Did You Know?

Trusted Performance: Roundup® brand products work the first time, every time*- and have for 25 years!

» Read the consumer guarantee


© 2002–2010, Monsanto Company, Worldwide Rights Reserved (Roundup Product Images). Roundup, Roundup and Design, Roundup Extended Control and X Design, FastAct and Pump 'N Go are trademarks of Monsanto Technology LLC.

*Consumer Guarantee: If for any reason you are not satisfied after using this product, simply send us original proof of purchase and we will replace the product or refund the purchase price.


Kill & Prevent Weeds & Grass

Kill weeds and grass on patios, sidewalks, driveways, mulch beds, fence lines and landscaped garden areas. Browse ready-to-use products, concentrated formulas, sprayers and kill and control products.

» Kill & prevent weeds & grass

Kill Poison Ivy & Tough Brush

Our specially formulated products kill tough weeds like poison ivy, poison oak, poison sumac, and other hard-to-control nuisance weeds, such as kudzu and wild blackberry.

» Kill poison ivy & tough brush