Thank you for sharing your experience purchasing Roundup Weed and Grass Killer4. We value your feedback and want to ensure you have the best possible experience with our products. To address your concerns, we recommend reaching out to your local retailer. They will be able to assist you further.

Hello. We're sorry to read about your disappointment with Roundup Weed & Grass Killer4 with Concentrate and appreciate your feedback. To get the best results when making an application of Roundup Weed & Grass Killer4 Concentrate, we suggest doing so when the weeds are actively growing and your air temperatures are between 60 and 85 degrees. It can take up to 2 weeks for complete control. Also, to get the best results, the plant leaves must be thoroughly and uniformly covered with the spray solution. We want you to be confident in our products. For this reason, we offer a product guarantee. If for any reason you, the consumer, are not satisfied with the results after using this product, you are entitled to get your money back. Limitations apply. At your earliest convenience, please reach out to us at 866-324-2647 if we can further assist.

Hello Jan, We're sorry to read about your disappointment with Roundup Weed & Grass Killer4 with Concentrate and appreciate your feedback. To get the best results when making an application of Roundup Weed & Grass Killer4 Concentrate, we suggest doing so when the weeds are actively growing and your air temperatures are between 60 and 85 degrees. It can take up to 2 weeks for complete control. Also, to get the best results, the plant leaves must be thoroughly and uniformly covered with the spray solution. We want you to be confident in our products. For this reason, we offer a product guarantee. If for any reason you, the consumer, are not satisfied with the results after using this product, you are entitled to get your money back. Limitations apply. At your earliest convenience, please reach out to us at 866-324-2647 if we can further assist.

Hi Judy, We're sorry to hear about your experience with Roundup Weed & Grass Killer4 with Concentrate Refill and appreciate you taking the time to share your feedback with us. We understand how frustrating it can be when a product doesn't perform as expected. Please keep in mind that while you may see weeds beginning to wilt within hours of application, it typically takes about 1-2 weeks for a complete kill. We want you to be completely satisfied with our products. If you're not happy with the results, we offer a product guarantee. If you're not satisfied with the results after using this product, you are entitled to get your money back. Limitations apply. If you have any further questions or concerns, please don't hesitate to contact us at 866-324-2647.

Hi GW. We're sorry to read about your disappointment with Roundup Weed & Grass Killer4 with Concentrate Refill and appreciate your feedback. To get the best results when making an application of Roundup Weed & Grass Killer4 Concentrate Refill, we suggest doing so when the weeds are actively growing and your air temperatures are between 60 and 85 degrees. It can take up to 2 weeks for complete control. Also, to get the best results, the plant leaves must be thoroughly and uniformly covered with the spray solution.We want you to be confident in our products. For this reason, we offer a product guarantee. If for any reason you, the consumer, are not satisfied with the results after using this product, you are entitled to get your money back. Limitations apply. At your earliest convenience, please reach out to us at 866-324-2647 if we can further assist.

Hello DR. We're sorry to read about your disappointment with Roundup Weed & Grass Killer4 Ready-to-Use and appreciate your feedback. To get the best results while using Roundup Weed & Grass Killer4 Ready-to-Use, you want to be sure the weed(s) you are aiming to control are listed as this product will only control listed weeds.; even though this is a non-selective weed control, some weeds, like weeds with a waxy surface, are more difficult to control. It can also take up to 2 weeks for complete control of the weeds, and a reapplication may be needed after 28 days. You also want to ensure that the air temperatures are above 60 degrees, the weeds are actively growing, and the weed leaves are thoroughly and uniformly covered with spray solution to get the best results. We want you to be confident in our products. For this reason, we offer a product guarantee. If for any reason you, the consumer, are not satisfied with the results after using this product, you are entitled to get your money back. Limitations apply. At your earliest convenience, please reach out to us at 866-324-2647 if we can further assist.

Thank you for sharing your feedback about Roundup® Weed & Grass Killer4. We value your input and are always looking for ways to improve our products and your experience. If there is anything we can do to help you have a great experience, please don't hesitate to contact our Consumer Services team at 866-324-2647 for assistance. We're here to help!