--- product_id: 172991863 title: "Select Source Triad QC Select - 3-Way Herbicide with Quinclorac (Quart) | Controls Dandelion, Clover, Crabgrass, and Many Other Broadleaf and Grassy Weeds" brand: "select source" price: "¥13403" currency: JPY in_stock: true reviews_count: 8 category: "Select Source" url: https://www.desertcart.jp/products/172991863-select-source-triad-qc-select-3-way-herbicide-with-quinclorac store_origin: JP region: Japan --- # Safe for athletic fields & diverse turf sites Post-emergent formula targets tough late-season weeds 3 active ingredients for max weed control Select Source Triad QC Select - 3-Way Herbicide with Quinclorac (Quart) | Controls Dandelion, Clover, Crabgrass, and Many Other Broadleaf and Grassy Weeds **Brand:** select source **Price:** ¥13403 **Availability:** ✅ In Stock ## Summary > 🌿 Dominate your lawn game with Triad QC Select — because your turf deserves the triple threat! ## Quick Answers - **What is this?** Select Source Triad QC Select - 3-Way Herbicide with Quinclorac (Quart) | Controls Dandelion, Clover, Crabgrass, and Many Other Broadleaf and Grassy Weeds by select source - **How much does it cost?** ¥13403 with free shipping - **Is it available?** Yes, in stock and ready to ship - **Where can I buy it?** [www.desertcart.jp](https://www.desertcart.jp/products/172991863-select-source-triad-qc-select-3-way-herbicide-with-quinclorac) ## Best For - select source enthusiasts ## Why This Product - Trusted select source brand quality - Free international shipping included - Worldwide delivery with tracking - 15-day hassle-free returns ## Key Features - • **Crabgrass Crusher:** Targets crabgrass at every growth stage—from fresh sprouts to mature tillers—for total control. - • **Late-Season Powerhouse:** Effectively cleans up weeds missed by spring pre-emergents, ensuring your turf stays pristine year-round. - • **Root & Foliage Absorption:** Quinclorac penetrates both leaves and roots, delivering deep, lasting weed eradication. - • **Triple-Action Weed Defense:** Harnesses 2,4-D, Dicamba & Quinclorac for unbeatable broadleaf and grassy weed elimination. - • **Versatile Turf Compatibility:** Perfect for residential lawns, parks, roadsides, and athletic fields—excluding sensitive golf tees and greens. ## Overview Triad QC Select is a potent post-emergent herbicide combining three active ingredients—2,4-D, Dicamba, and Quinclorac—to effectively control a wide spectrum of broadleaf and grassy weeds including dandelion, clover, and crabgrass. Suitable for use on residential and non-residential lawns, athletic fields, parks, and roadsides, it excels as a late-season treatment to clean up weeds missed by spring applications. Trusted by users for its comprehensive and lasting weed control, this quart-sized liquid formula offers targeted absorption through both foliage and roots, ensuring your turf stays healthy and weed-free. ## Description Triad QC Select provides post-emergent control of a comprehensive list of both grassy and broadleaf weeds. It can be used on residential and non-residential lawns and turf, athletic fields, roadsides, parks, golf turf (except tees, greens and collars). ## Features - 3 ACTIVE INGREDIENTS: Combines 3 active ingredients (2,4-D, Dicamba, Quinclorac) to help eliminate hard to control weeds - USE SITES: residential and non-residential lawns and turf, athletic fields, roadsides, parks, golf turf (except tees, greens and collars) - POST-EMERGENT: Perfect late season clean up product for areas that didn’t receive pre-emergent herbicide application in the spring - CRABGRASS CONTROL: Controls newly germinated 1- to 2-leaf crabgrass, to 1-tiller crabgrass and when crabgrass has matured to 5-tillers or greater - BROADLEAF WEED CONTROL: Presence of Quinclorac contributes to control of grassy weeds, is absorbed by the foliage and roots ## Technical Specifications | Specification | Value | |---------------|-------| | ASIN | B07XZN6XLR | | Active Ingredients | 2,4-D, Dicamba, Quinclorac | | Best Sellers Rank | #14,912 in Patio, Lawn & Garden ( See Top 100 in Patio, Lawn & Garden ) #139 in Weed Killers | | Brand | Select Source | | Brand Name | Select Source | | Coverage | Various sites including lawns, athletic fields, roadsides, parks, and golf turf (select areas) | | Customer Reviews | 4.4 out of 5 stars 202 Reviews | | Included Components | 1 bottle | | Item Form | Quart | | Liquid Volume | 32 Fluid Ounces | | Manufacturer | Prime Source, LLC | | Model Number | 51511PSQ121 | | Part Number | 51511PSQ121 | | UPC | 644216047451 | | Unit Count | 32.0 Ounce | ## Product Details - **Active Ingredients:** 2,4-D, Dicamba, Quinclorac - **Brand:** Select Source - **Item Form:** Quart - **Item Weight:** 1.18 Kilograms - **Liquid Volume:** 32 Fluid Ounces ## Images ![Select Source Triad QC Select - 3-Way Herbicide with Quinclorac (Quart) | Controls Dandelion, Clover, Crabgrass, and Many Other Broadleaf and Grassy Weeds - Image 1](https://m.media-amazon.com/images/I/415KnFqDa+L.jpg) ![Select Source Triad QC Select - 3-Way Herbicide with Quinclorac (Quart) | Controls Dandelion, Clover, Crabgrass, and Many Other Broadleaf and Grassy Weeds - Image 2](https://m.media-amazon.com/images/I/71+iNOlUxTL.jpg) ![Select Source Triad QC Select - 3-Way Herbicide with Quinclorac (Quart) | Controls Dandelion, Clover, Crabgrass, and Many Other Broadleaf and Grassy Weeds - Image 3](https://m.media-amazon.com/images/I/713-gCyRWpL.jpg) ## Customer Reviews ### ⭐⭐⭐⭐⭐ Review *by P***L on March 2, 2026* ### ⭐⭐⭐⭐⭐ Review *by W***S on August 2, 2025* ### ⭐⭐⭐⭐⭐ Review *by B***N on November 1, 2025* ## Frequently Bought Together - Select Source Triad QC Select - 3-Way Herbicide with Quinclorac (Quart) | Controls Dandelion, Clover, Crabgrass, and Many Other Broadleaf and Grassy Weeds - Southern Ag Surfactant for Herbicides Non-Ionic, 16oz, 1 Pint - Liquid Harvest Lazer Blue Concentrated Spray Pattern Indicator 8 Ounces Perfect Weed Dye, Herbicide Fertilizer Marking Turf Mark and Marker --- ## 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.jp/products/172991863-select-source-triad-qc-select-3-way-herbicide-with-quinclorac](https://www.desertcart.jp/products/172991863-select-source-triad-qc-select-3-way-herbicide-with-quinclorac) --- *Product available on Desertcart Japan* *Store origin: JP* *Last updated: 2026-05-12*