Weed Control Products: Pre-Emergents, Crabgrass & Weed Killers LawnPhix ShopEvery product matched to a LawnPhix guideSearch productsSearchAll productsWeed controlNovember picks →LawnPhix › Shop › Weed controlWeed controlFilters (6) ▾Problem✓Crabgrass & grassy weeds2✓Broadleaf weeds0✓Nutsedge0Grubs0✓Ticks & mosquitoes0Ants & lawn insects0Lawn disease0✓Feeding & seeding0Voles0What it doesPrevents (before it starts)1Kills what’s there1FormLiquid concentrate5Granular1✓Dry / water-dispersible2PriceUnder $501$50 – $1001$100 – $2000$200 & up0HighlightsLawnPhix top pick1Has a rate calculator2Use at seeding0Natural / biological0Clear all filters2 resultsSort:FeaturedPrice: lowPrice: highA–ZTicks & mosquitoes ×Crabgrass & grassy weeds ×Nutsedge ×Broadleaf weeds ×Feeding & seeding ×Dry / water-dispersible ×Clear all#1 crabgrass preventerWeed controlProdiamine 65 WDGProdiamine$64.485 lbPlus shipping · price checked Nov 2026, may have changedDryPreventiveRate calculatorCheck priceFull reviewWeed controlQuinclorac 75 DFQuinclorac$46.081 lbPlus shipping · price checked Nov 2026, may have changedDryKills existingRate calculatorCheck priceFull reviewDisclosure: “Check price” opens the retailer’s page in a new tab. We may earn a commission if you buy, at no extra cost to you. It never changes what we recommend. Always read the product label before use.
#1 crabgrass preventerWeed controlProdiamine 65 WDGProdiamine$64.485 lbPlus shipping · price checked Nov 2026, may have changedDryPreventiveRate calculatorCheck priceFull review
Weed controlQuinclorac 75 DFQuinclorac$46.081 lbPlus shipping · price checked Nov 2026, may have changedDryKills existingRate calculatorCheck priceFull review