10 Best Organic Crabgrass Controls

Product Features

• High Concentration, Maximum Power: Boasting an impressive 18.92% concentration of Quinclorac, this solution packs a powerful punch, ensuring that every application is optimized for maximum weed control. Our solution provides a residual control that prevents weeds from reappearing, allowing you to relish in a weed-free environment for an extended period.
• Rapid Action, Visible Results: Our Quinclorac formulation is engineered for swift and visible results. Say goodbye to persistent weeds as this fast-acting solution begins to take effect. From lawns to gardens, landscapes to commercial spaces, our Quinclorac Weed Control Solution is versatile and ready to combat weed challenges in various outdoor environments.
• Common Broadleaf Weeds Quinclorac Controls: Clover: Various species of clover, including white clover and red clover. Dandelion: The familiar yellow-flowered weed. Chickweed: A low-growing weed with small, white flowers. Ground Ivy (Creeping Charlie): A creeping perennial with round leaves and purple flowers. Henbit: A winter annual with purple flowers. Black Medic: A low-growing annual or perennial with yellow flowers. Dollarweed (Pennywort): A broadleaf perennial often found in wet areas.
• Common Grassy Weeds Quinclorac Controls: Crabgrass: An annual grass that can quickly invade lawns and other turf areas. Foxtail: Annual grasses with distinctive seed heads resembling a fox's tail. Barnyardgrass: A common annual grass found in various environments. Dallisgrass: A perennial grass often found in warm-season lawns.
• It's important to note that the effectiveness of quinclorac can vary depending on factors such as the specific weed species, growth stage, and environmental conditions. Always follow the product label instructions for proper application and use, and consider consulting with a local gardening or landscaping professional for advice tailored to your specific situation.

Product Features

• 5,000 Square feet
• Dimension crabgrass control herbicide
• Can be applied up to 4 weeks later than other crabgrass preventers
• Controls crab both before & after it germinates

Product Features

• Natural Solution for weed prevention
• Apply every 4-6 weeks
• Prevents crabgrass, dandelions, clover and other common weeds
• Sprinkle around established vegetables, herbs and fruit
• Flip-top applicator cap makes it easy to apply

Product Features

• Sold on Amazon

Product Features

• One application prevents crabgrass all season long
• Apply in spring to prevent crabgrass and problem weeds all season long
• Fall application prevents winter weeds, such as poa annua, henbit and chickweed
• Rain, snow or freezing weather after application won't affect product performance
• Apply in fall to prevent moss

Product Features

• Offers Season Long Control
• Ideal For Lawns Or Landscape Areas
• Covers 5,000 Square Feet
• No Assembly Required

Product Features

• KILLS TOUGH WEEDS: Apply to actively growing turf to target hard to kill weeds like dandelions, clovers and black medic; plus, our revolutionary formula kills over 200 types of weeds
• PREVENTS NEW WEEDS: Creates an extended 6-month control barrier that prevents new weeds from emerging
• KILLS LARGE CRABGRASS: Contains four proven weed killers to control crabgrass, killing to the root. Crabgrass starts to turn purple in 3 days – that’s the sign it’s working
• PREVENTS NEW CRABGRASS: Prevents crabgrass from reemerging for up to 6 months by forming a barrier at the top layer of the soil. And it won’t harm your lawn when used as directed
• GREENS UP TO 3 MONTHS: Fertilizer formula feeds your lawn for quick greening, long-lasting feeding and stronger turf
• COVERAGE AREA: Treats up to 4,000 square feet; RESTRICTIONS: Not for sale in NY, HI, & FL

Product Features

• Made from corn gluten meal
• Feeds lawns to ensure a deep, green color and prevents weeds by inhibiting root development in seedlings
• Apply twice per year, early spring and fall
• Granulated for easy application, Espoma Organic Weed Preventer provides long lasting nitrogen for a thicker, greener lawn
• Children and pets can safely play on lawn after application.

Product Features

Product Features

• PREEMERGENT WEED CONTROL - Apply this product to lawns or gardens in the spring, and it will keep weeds and crabgrass out for the whole season.
• READY TO USE - Bonide weed preventer is ready to use, and it is easy to apply. It can be applied up to 4 weeks later than other crabgrass preventers and provides up to four months of crabgrass control
• COVERS UP TO 5,000 SQUARE FEET - This bag can treat up to 5,000 square feet of turfgrass. It can be used on cool-season and warm-season turfgrass. Apply the granular product to the ground as directed by the label.
• CRABGRASS AND OTHER WEED KILLER - This weed killer and prevention technique can help clear out, control, or suppress over twenty different weeds. This includes foxtail, chickweed, annual bluegrass, barnyard grass, goosegrass, spurge, and more.
• FOR LAWN AND ORNAMENTAL USE - Use this product on lawns or ornamentals as directed on the bag for the best results. Do not apply this to fruit or vegetable plants, and do not allow people or pets to enter the treated area until dust has settled.
• Spring application keeps weeds and crabgrass out for the whole season
• Covers up to 5000 square feet
• For use on lawns and gardens
• Does not contain fertilizer
• Ready to use