--- product_id: 61552879 title: "Resolva Concentrate Lawn Weedkiller Extra, 500 ml" brand: "resolva" price: "฿2703" currency: THB in_stock: true reviews_count: 8 category: "Resolva" url: https://www.desertcart.co.th/products/61552879-resolva-concentrate-lawn-weedkiller-extra-500-ml store_origin: TH region: Thailand --- # Kills broadleaf weeds, not grass 500 ml concentrated liquid formula Systemic action kills roots, prevents regrowth Resolva Concentrate Lawn Weedkiller Extra, 500 ml **Brand:** resolva **Price:** ฿2703 **Availability:** ✅ In Stock ## Summary > 🌱 Say goodbye to weeds, hello to envy-worthy lawns! ## Quick Answers - **What is this?** Resolva Concentrate Lawn Weedkiller Extra, 500 ml by resolva - **How much does it cost?** ฿2703 with free shipping - **Is it available?** Yes, in stock and ready to ship - **Where can I buy it?** [www.desertcart.co.th](https://www.desertcart.co.th/products/61552879-resolva-concentrate-lawn-weedkiller-extra-500-ml) ## Best For - resolva enthusiasts ## Why This Product - Trusted resolva brand quality - Free international shipping included - Worldwide delivery with tracking - 15-day hassle-free returns ## Key Features - • **Eco-Conscious Use:** Follow safe usage instructions to protect your lawn, family, and environment while achieving a pristine yard. - • **Generous Coverage:** One 500 ml bottle treats up to 250 sq.m, making your lawn care efficient and cost-effective. - • **Powerful Root Kill:** Systemic action ensures weeds are eliminated from root to tip, stopping them from coming back. - • **Precision Targeting:** Selective formula eradicates clover, dandelions & buttercups without harming your lawn’s lush grass. - • **User-Friendly Application:** Compatible with sprayers and watering cans for easy, even coverage—no mess, no fuss. ## Overview Resolva Concentrate Lawn Weedkiller Extra is a 500 ml liquid herbicide designed to selectively kill broad-leaved weeds like clover, daisy, buttercup, and dandelions without damaging grass. Its systemic formula targets roots for lasting control, covering up to 250 square meters per bottle. Ideal for professional-quality lawn care, it requires careful application and adherence to safety guidelines to protect your lawn and environment. ## Description From the manufacturer Resolva Concentrate Lawn Weedkiller Extra How To Use Use a clean knapsack, sprayer or watering can fitted with a fine rose Mix well before use Loosen the measuring cap slightly and gently squeeze the bottle until the required volume is achieved Apply Resolva Lawn Weedkiller Extra Concentrate at rate of 50ml in 2.5 – 5 litres of water to cover 25 sq.m covering weeds evenly Wash equipment thoroughly after use Re-treatment may be necessary for well established or difficult to control weeds Allow an interval of at least 6 weeks between treatments Following spraying, do not cut grass for at least one day after treatment and ideally leave the sprayed area uncut for as long as possible The first four mowings of treated grass must be composted for six months before use as a mulch Where to Use Do not use on newly sown lawns for at least 6 months after establishment For maximum effect spray when the weeds have adequate leaf area to absorb the weedkiller spray Apply when weeds are actively growing and soil is moist Control may be reduced if rain falls within 24 hours of application Must not be used for purposes or in a manner not provided for on the label Product Details Kills broad-leaved weeds such as clover, daisy, buttercup & dandelions Sprayer & watering can application Selective weedkiller—will only kill broadleaf weeds, not grasses Systemic weedkiller—will kill the entire plant including roots Review: Effective. - Easy to apply. Seems effective. Review: Slowly but surely - Takes a while to work but results gradually appear over a period of 7 to 14 days with a fairly effective clearance of unsightly, nuisance, lawn weeds ## Features - To avoid risks to human health and the environment, comply with the instructions for use. - Use biocides safely. Always read the label and product information before use. - Kills the weed and the root - Kills weeds NOT lawns - Kills broad-leaved weeds such as clover, daisy buttercup and dandelions - 500 ml ## Technical Specifications | Specification | Value | |---------------|-------| | ASIN | B00PLYYRTA | | Active Ingredients | Ferrous Sulphate | | Active ingredients | Ferrous Sulphate | | Best Sellers Rank | 384 in Garden ( See Top 100 in Garden ) 27 in Weed Killers | | Brand | Resolva | | Brand Name | Resolva | | Coverage | 250 Square meters | | Customer Reviews | 4.0 out of 5 stars 1,322 Reviews | | Global Trade Identification Number | 05023377001246 | | Item Form | Liquid | | Item Weight | 0.47 Kilograms | | Item form | Liquid | | Item weight | 0.47 Kilograms | | Liquid Volume | 500 Millilitres | | Liquid volume | 500 Millilitres | | Manufacturer | Westland | | Manufacturer Contact Information | Westland Horticulture Limited, 14 Granville Industrial Estate, Granville Road, Dungannon, Co Tyrone, BT70 1NJ. Hygeia Chemicals Ltd, Oranmore, Co. Galway. | | Unit Count | 500.0 millilitre | ## Product Details - **Active ingredients:** Ferrous Sulphate - **Brand:** Resolva - **Item form:** Liquid - **Item weight:** 0.47 Kilograms - **Liquid volume:** 500 Millilitres ## Images ![Resolva Concentrate Lawn Weedkiller Extra, 500 ml - Image 1](https://m.media-amazon.com/images/I/712dPJHR4SL.jpg) ![Resolva Concentrate Lawn Weedkiller Extra, 500 ml - Image 2](https://m.media-amazon.com/images/I/71XjgwZ+-VL.jpg) ![Resolva Concentrate Lawn Weedkiller Extra, 500 ml - Image 3](https://m.media-amazon.com/images/I/81L353KojHL.jpg) ![Resolva Concentrate Lawn Weedkiller Extra, 500 ml - Image 4](https://m.media-amazon.com/images/I/71WIpv4oToL.jpg) ![Resolva Concentrate Lawn Weedkiller Extra, 500 ml - Image 5](https://m.media-amazon.com/images/I/81i1ks-UF3L.jpg) ## Available Options This product comes in different **Size** options. ## Customer Reviews ### ⭐⭐⭐⭐⭐ Effective. *by N***Y on 1 July 2026* Easy to apply. Seems effective. ### ⭐⭐⭐⭐ Slowly but surely *by K***. on 16 August 2025* Takes a while to work but results gradually appear over a period of 7 to 14 days with a fairly effective clearance of unsightly, nuisance, lawn weeds ### ⭐⭐⭐⭐⭐ works just as well as the bottles, but less plastic waste *by C***D on 10 April 2026* kills weeds, lawn left intact. after a couple days the dandelions were visible welting. concentrate bottle looks good, and the easy measuring cap was simple to use --- ## Why Shop on Desertcart? - 🛒 **Trusted by 1.3+ Million Shoppers** — Serving international shoppers since 2016 - 🌍 **Shop Globally** — Access 737+ million products across 21 categories - 💰 **No Hidden Fees** — All customs, duties, and taxes included in the price - 🔄 **15-Day Free Returns** — Hassle-free returns (30 days for PRO members) - 🔒 **Secure Payments** — Trusted payment options with buyer protection - ⭐ **TrustPilot Rated 4.5/5** — Based on 8,000+ happy customer reviews **Shop now:** [https://www.desertcart.co.th/products/61552879-resolva-concentrate-lawn-weedkiller-extra-500-ml](https://www.desertcart.co.th/products/61552879-resolva-concentrate-lawn-weedkiller-extra-500-ml) --- *Product available on Desertcart Thailand* *Store origin: TH* *Last updated: 2026-07-16*