{"product_id":"roundup-dual-action-weed-grass-killer-plus-4-month-preventer-refill-1-25-gal","title":"Roundup Dual Action Weed \u0026 Grass Killer Plus 4 Month Preventer Refill – 1.25 gal","description":"\u003ch2\u003eRoundup Dual Action: Quick weed elimination plus lasting prevention\u003c\/h2\u003e\n\u003cp\u003eTake control of outdoor spaces with Roundup Dual Action Weed \u0026amp; Grass Killer Plus 4 Month Preventer. This formula targets existing weeds and grasses all the way to the root, helping restore the look of driveways, sidewalks, and landscape borders. At the same time, it creates an invisible soil barrier designed to deter new growth for up to four months. This combination is ideal when you want to clear a space now and reduce maintenance later with a single treatment.\u003c\/p\u003e\n\u003ch3\u003eWhat you get and how it works\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003eKills existing weeds and grasses down to the root while also preventing new growth for up to 4 months.\u003c\/li\u003e\n  \u003cli\u003eRainfast in as little as 30 minutes and shows visible results in as fast as 6 hours.\u003c\/li\u003e\n  \u003cli\u003eSuitable for hardscapes and landscapes—from cracks in driveways to the bases of established shrubs, including mulched beds and gravel areas.\u003c\/li\u003e\n  \u003cli\u003eAfter treatment, ornamental bedding plants, trees, shrubs, sod, and seed can be planted four months later.\u003c\/li\u003e\n  \u003cli\u003eRefillable design makes it easy and economical to refresh your Roundup Dual Action Ready-to-Use applicator for continued use.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eBest practices and real-world use\u003c\/h3\u003e\n\u003cp\u003eFor effective prevention, apply to the entire target area, not just the visible weeds. Aim for warm, sunny conditions with temperatures above 60°F for optimal performance. Keep in mind that rain or watering within 30 minutes after application will not wash away the product’s effectiveness, helping you save time when you’re managing schedules.\u003c\/p\u003e\n\u003cp\u003eExpect weeds to yellow and wilt within hours, with complete kill typically observed within 1–2 weeks. When the area stabilizes, it’s safe to plant ornamental bedding, trees, shrubs, sod, or seed again after four months, supporting ongoing landscape planning. The 375 sq. ft. coverage offered by Roundup Dual Action Refill makes it simple to extend control to surrounding spaces as needed.\u003c\/p\u003e\n\u003csection class=\"product-faq-snippet\"\u003e\u003ch3\u003eFAQ\u003c\/h3\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: How does Roundup Dual Action provide 4 months of weed prevention?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: The formula creates an invisible soil barrier that blocks new weed growth for up to four months when the entire area is treated.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: When is the best time to apply Roundup Dual Action?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: Apply in warm, sunny weather above 60°F for best results; avoid rain and ensure at least 30 minutes before watering.\u003c\/p\u003e\n\u003c\/div\u003e\u003c\/section\u003e","brand":"Roundup","offers":[{"title":"Default Title","offer_id":45747271598266,"sku":"B0BDST8ZZ9","price":89.43,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0753\/3536\/8890\/files\/roundup-dual-action-bottle-pour.jpg?v=1775003443","url":"https:\/\/gardencanada.ca\/products\/roundup-dual-action-weed-grass-killer-plus-4-month-preventer-refill-1-25-gal","provider":"Garden Canada","version":"1.0","type":"link"}