Best weed and crabgrass killer – Top 8 of 2020

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We read all of the reviews, and put together a list of the most popular sellers. Check out the top weed and crabgrass killer below.


No. 1
BioAdvanced 704140 All-In-One Lawn Weed and Crabgrass Killer Garden Herbicide, 32-Ounce
647 Reviews
BioAdvanced 704140 All-In-One Lawn Weed and Crabgrass Killer Garden Herbicide, 32-Ounce
  • Kills over 200 of the most common broad leaf weeds like dandelions and clovers
  • More value – now get 25% more free
  • Rainproof in 1 hour
  • Use in tank sprayers, dial-n-spray and hose-end sprayers
  • Allows for hose-end sprayer application
No. 2
Ortho WeedClear Lawn Weed Killer Ready to Spray - Weed Killer for Lawns, Crabgrass Killer, Also Kills Chickweed,...
16 Reviews
Ortho WeedClear Lawn Weed Killer Ready to Spray - Weed Killer for Lawns, Crabgrass Killer, Also Kills Chickweed,...
  • Kill weeds in your lawn, including dandelion, chickweed, clover, crabgrass, and foxtail with the Ortho WeedClear Lawn Weed Killer
  • Fast-acting, with results in one application
  • Kills weeds to the roots but won't harm the lawn (when used as directed)
  • For use on grasses, including Bermudagrass, Buffalograss, Fescues, Kentucky Bluegrass, Ryegrass, and Zoysiagrass
  • Apply easily by connecting a garden hose to the attached sprayer - treats up to 5, 000 sq. ft.
SaleNo. 3
Ortho Weed B Gon Plus Crabgrass Control Concentrate2, 32 oz.
188 Reviews
Ortho Weed B Gon Plus Crabgrass Control Concentrate2, 32 oz.
  • Kills crabgrass, dandelions and other common lawn weeds
  • Kills weeds to the roots
  • Kills 200+ weeds
  • Won’t harm the lawn – Guaranteed (When used as directed)
  • Starts working immediately
No. 4
BioAdvanced 100532514 Weed & Feed Crabgrass Killer Science-Based Solutions Lawn Fertilizer, 24-Pounds, White
42 Reviews
BioAdvanced 100532514 Weed & Feed Crabgrass Killer Science-Based Solutions Lawn Fertilizer, 24-Pounds, White
  • ALL-in-ONE FORMULA: Now, a weed and feed that also kills crabgrass
  • WEED KILLER: Kills listed broadleaf lawn weeds including dandelion, clover, chickweed, and more. PLUS kills crabgrass and other grassy weeds
  • LAWN FERTILIZER: Feeds, greens, and strengthens your lawn
  • MICRO-FEED ACTION: Micro-Feed Action improves nutrient uptake during and between feedings to fortify roots and increase resistance to heat...
  • RESTRICTIONS: Not for sale in HI, NY, FL
No. 5
Scotts Turf Builder Triple Action - Weed Killer & Preventer, Lawn Fertilizer, Prevents Crabgrass, Kills Dandelion,...
194 Reviews
Scotts Turf Builder Triple Action - Weed Killer & Preventer, Lawn Fertilizer, Prevents Crabgrass, Kills Dandelion,...
  • Triple Action kills, prevents and feeds
  • Kills the weeds you see and the ones you don't, including dandelions, chickweed, clover and most other common broadleaf weeds as listed
  • Prevents crabgrass for 4 months and feeds to build thick green lawns
  • Also prevents barnyardgrass, fall panicum, foxtail, annual bluegrass, broadleaf weeds, corn speedwell, prostrate spurge, knotweed, purslane,...
  • For use on Bermudagrass, Bahiagrass, Centipedegrass, Kentucky Bluegrass, Perennial Ryegrass, Tall Fescue and Fine Fescue, and Zoyiagrass
No. 7
Roundup for Lawns Crabgrass Destroyer1 - Tough Weed Killer, Kills Crabgrass, Apply This Product to Kentucky Bluegrass,...
49 Reviews
Roundup for Lawns Crabgrass Destroyer1 - Tough Weed Killer, Kills Crabgrass, Apply This Product to Kentucky Bluegrass,...
  • Kills the toughest crabgrass and grassy weeds without harming lawns (when used as directed)
  • Designed for use on Northern lawns: Kentucky bluegrass, fine fescue, perennial ryegrass and tall fescue
  • Weeds will turn white 4-7 days after application. White means it's working!
  • Apply any time before seeding, including day of seeding
  • RoundUp for lawns crabgrass destroyer1 is tough on weeds but won't harm your lawn (when used as directed)
SaleNo. 8
BioAdvanced 704119A Extreme Crabgrass Herbicide Weed Killer, 32 oz, Ready-to-Spray
  • CRABGRASS KILLER: Extreme Crabgrass Killer kills even large, hairy and smooth crabgrass
  • SPECIAL FORMULA: The special crabgrass solution kills to the root
  • USE ON: Norther turfs such as Fescue, Perennial Ryegrass, and Kentucky Bluegrass
  • RAINPROOF PROTECTION: Rainproof in 1 hour