Gordon's Liquid Weed & Feed Concentrate: Greener, Weed-Free Lawn Fast

Isabella Sep 08, 2026

If you are tired of watching dandelions and clover take over your turf, Gordon's Liquid Weed & Feed Concentrate might be the dual-action solution you need. This concentrated formula is designed to knock back common broadleaf weeds while giving your lawn a quick green-up, all in one spray. Unlike granular products that sit on the surface, a liquid weed and feed is absorbed through the leaves and roots, which can make it a practical choice for targeted, fast-acting treatment.

Gordon's® Amine 400 2,4-D Weed Killer
Gordon's® Amine 400 2,4-D Weed Killer

But it is not a simple spray-and-forget product. Because it is a concentrate, you have to mix it correctly, calibrate your sprayer, and apply it at the right time. Used well, it can rescue a weedy lawn and improve turf density. Used carelessly, it can stress grass, damage ornamental plants, or waste money. Understanding how the product works and where it fits into your lawn care routine is the key to getting the results you want.

Home Improvement
Home Improvement

What Gordon's Liquid Weed & Feed Concentrate Does

Gordon's Liquid Weed & Feed Concentrate combines two jobs in one container: selective weed control and lawn fertilization. The herbicide portion targets broadleaf plants by disrupting their growth process, while the fertilizer portion supplies nitrogen and other nutrients that encourage grass to grow thicker and greener. That combination is useful because weeds often move into thin, underfed lawns where they face little competition.

a gallon of weedkilller with a hose attached to the side and a sprayer on
a gallon of weedkilller with a hose attached to the side and a sprayer on

As a concentrate, the product must be diluted with water according to the label before application. It is usually applied with a hose-end sprayer or a tank sprayer, and coverage depends on the rate you choose and the size of your lawn. Because it is liquid, it can be easier to spread evenly than a granular weed and feed, but it also requires more attention to mixing and sprayer calibration.

How the Herbicide and Fertilizer Work Together

Feed For Lawns
Feed For Lawns

The herbicide in a product like Gordon's Liquid Weed & Feed Concentrate is selective, meaning it is formulated to kill broadleaf weeds without permanently harming the grass when used as directed. Once sprayed, the active ingredients are absorbed through weed leaves and moved into the roots. That is why weeds may curl, twist, and yellow over several days before they finally die. The fertilizer, meanwhile, feeds the surrounding turf so it can fill in the spaces left behind.

Do not expect a miracle overnight. Many broadleaf weeds begin to show symptoms within 3 to 7 days, but complete kill can take two to four weeks. The grass may green up sooner, often within one to two weeks, especially if the lawn receives adequate moisture. Weather, weed size, and application accuracy all affect how quickly you see results.

Weeds It Targets and Lawn Types It Suits

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Diy Kill Grass And Weeds, Diy Spray To Kill Weeds, Home Made Spray For Weeds, Natural Herbicide, Homemade Weedkiller Spray, Deet-based Insect Spray, Non Toxic Weedkiller Spray, Homemade Weedkiller Spray Gallon, 30% Vinegar Mixture For Weeds

This type of liquid weed and feed is generally aimed at common broadleaf weeds such as dandelion, clover, plantain, chickweed, henbit, ground ivy, and knotweed. It is not a grassy weed killer, so it will not control crabgrass, nutsedge, or annual bluegrass. It also is not a pre-emergent, meaning it will not stop weed seeds from sprouting in the first place. For those problems, you need a different product and a different timing strategy.

Turfgrass tolerance varies by product and region. Many labels allow use on Kentucky bluegrass, tall fescue, fine fescue, perennial ryegrass, bermudagrass, and zoysiagrass. However, some grasses, including St. Augustinegrass, centipedegrass, and carpetgrass, can be injured by certain broadleaf herbicides. Always read the label for the exact grass list and restrictions. Do not use it on newly seeded lawns or during establishment, because young grass can be damaged.

How to Apply Gordon's Liquid Weed & Feed Concentrate Correctly

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Timing is everything with liquid weed and feed. Apply when broadleaf weeds are actively growing and the grass is not under stress from heat, drought, or disease. Soil moisture should be adequate, and daytime temperatures should generally be between 50°F and 85°F. Avoid spraying when rain is expected within 24 to 48 hours, because the product can wash off before it is absorbed. Early morning or late afternoon is often better than the middle of a hot day.

Equipment matters too. A clean hose-end sprayer is convenient for large lawns, while a tank sprayer gives you more control for smaller areas or spot treatments. Before you mix anything, measure your lawn so you know how many square feet you are treating. Then set your sprayer to the correct rate and test it with water first. Wearing gloves, long sleeves, pants, socks, shoes, and eye protection is smart whenever you handle lawn chemicals.

two green jugs sitting on the ground behind a chain link fence with other items around them
two green jugs sitting on the ground behind a chain link fence with other items around them
Borax For Weeds, Weedy Backyard Cleanup, Long-lasting Insecticide, How To Fix A Weedy Lawn, Tumble Weeds Meme, Epsom Salt, Repellent, Reusable Water Bottle, Hand Soap Bottle
Borax For Weeds, Weedy Backyard Cleanup, Long-lasting Insecticide, How To Fix A Weedy Lawn, Tumble Weeds Meme, Epsom Salt, Repellent, Reusable Water Bottle, Hand Soap Bottle
Green Up Enhance Liquid Lawn Feed
Green Up Enhance Liquid Lawn Feed
Weed Hero: Plant-Powered Weed Killer
Weed Hero: Plant-Powered Weed Killer
Common Lawn Weeds, Weeds In Lawn, Plant Nutrients, Active Ingredient, Disease
Common Lawn Weeds, Weeds In Lawn, Plant Nutrients, Active Ingredient, Disease
GuanoBoost Products
GuanoBoost Products
GuanoBoost Organic Fertiliser
GuanoBoost Organic Fertiliser
a gallon of liquid with orange flowers on it
a gallon of liquid with orange flowers on it

Mixing, Spraying, and Calibration Tips

Start by reading the label directions completely, because mixing ratios and coverage rates can differ by product version and sprayer type. If you are using a tank sprayer, fill it about halfway with water, add the measured amount of concentrate, then add the rest of the water. Agitate gently to mix. For a hose-end sprayer, pour the concentrate into the jar according to the label and set the dial to the recommended setting. Never guess the ratio, and never mix more than you can use in one session.

Spray evenly and use overlapping passes to avoid missed strips or double-dosed areas. Walk at a steady pace and keep the nozzle at a consistent height. Do not spray on a windy day, because drift can carry the herbicide onto flowers, vegetables, shrubs, and trees. After application, clean your sprayer thoroughly with water and a recommended cleaner, then rinse it again. Proper calibration and cleanup protect both your lawn and your equipment.

Safety, Pets, and Environmental Precautions

Keep children and pets off the treated lawn until the spray has dried completely, which may take a few hours depending on weather. Store the concentrate in its original container, keep it out of reach of children and animals, and never transfer it to an unlabeled bottle. Avoid applying near storm drains, ditches, ponds, streams, or other water bodies. Even small amounts of lawn herbicide can harm aquatic life, so prevent runoff and overspray.

Do not apply this product to vegetable gardens, flower beds, or ornamental groundcovers unless the label specifically allows it. Broadleaf herbicides can injure desirable plants, and even a light drift can cause curling or distortion. If you plan to overseed, wait the interval stated on the label before seeding. Also avoid using grass clippings from treated areas as mulch or compost until the label says it is safe, since herbicide residues can affect sensitive plants.

A healthier lawn is not built on one bottle alone, but Gordon's Liquid Weed & Feed Concentrate can be a useful tool when you pair it with correct timing, accurate spraying, and steady lawn care. Check the label for your grass type, measure your yard, and keep your sprayer clean and calibrated. With a little patience and a few good habits, you can turn a weedy patch into a thicker, greener lawn that is easier to maintain season after season.