The amount of post-emergent herbicide that you can safely apply to your lawn depends on the type of grass you have. We don’t spam! If your weather fits this pattern, get the herbicide in place right away. This is the product you need to battle crabgrass. Apply the herbicide uniformly across your lawn. Post-emergent herbicides work by killing the crabgrass plants. This 4-way herbicide contains Quinclorac, Sulfentrazone, 2,4-D, and Dicamba, and is designed to treat crabgrass, yellow nutsedge, and a long list of commonly found broadleaf and grassy weeds. Smooth crabgrass and large crabgrass are the two most popular species of crabgrass in cool season lawns – particularly the Northeast. When it comes to killing weeds, it’s best to prevent them. These cookies do not store any personal information. Tools, products, materials, techniques, building codes, and local regulations change; therefore, Lowe's assumes no liability for omissions, errors, or the outcome of any project. Item #1165509. Existing Crabgrass plants can be controlled with appropriately labeled post-emergent herbicides. When using tenacity as a post-emergent. The Dry-Flowable needs to be dissolved thoroughly. Quinclorac 75 DF is Lawn Phix’s choice for crabgrass killers. If … Due to its mode … The cost per application (0.30 – 0.90 oz./1,000 sq. Be sure to check the label as some post-emergent herbicides cannot be used on all turf types. Read our privacy policy for more info. It’s made for use along… If not, you should water the area extensively the day before treatment. This drive xlr8 herbicide crabgrass killer has a good 18.92% which makes it entirely foolproof. If the crabgrass seeds have already sprouted and crabgrass has appeared in your grass, the pre-emergent herbicide won’t work. Here is a list of the Top-5 liquid herbicide crabgrass killers. Check the recommended mowing heights for your type of grass and cut your lawn at the highest recommended setting. You need an effective crabgrass killer that will both be safe for your good turf grass (TTTF, KGB, Ryegrass) but will quickly kill crabgrass. In other words, it's a form of birth control for the weeds that grow on your lawn. Necessary cookies are absolutely essential for the website to function properly. This remarkable product contains Mesotrione as its main active ingredient. This website uses cookies to improve your experience while you navigate through the website. Rainfall shortly after application will wash the product away before the crabgrass has a chance to absorb it. Unfortunately, with warmer temperatures comes tenacious crabgrass. There are two types of post-emergent herbicides… 6 Surprising Secrets to Mosquito-Proof Your Home. Why Is My Grass Turning Yellow, Brown & Other Colors (Not Green)? If you want to design your own container garden, here are some tips to get you off on the right foot. Seed new grass in the area as soon as possible to establish a healthy lawn crabgrass can't break through. For best results, apply the herbicide in the morning after the dew has dried. Timing is essential when using pre-emergent herbicides. Any cookies that may not be particularly necessary for the website to function and is used specifically to collect user personal data via analytics, ads, other embedded contents are termed as non-necessary cookies. If you notice the lawn browning suddenly, you may have applied too much herbicide. But what happens if you miss an application in controlling crabgrass and need to take action? Read the post-emergent crabgrass killer label for specific instructions. Apply the herbicide on a calm, sunny day. If not dissolved and broken down properly, pellets may clog the nozzle of the sprayer. Item. Apply 1 .45 fluid ounces of Drive XLR8 per 1,000 square feet, Do not mow 2 days before or after applying Drive XLR8, Do not water or irrigate for 24 hours after application, Do not apply to fine fescue unless it’s part of a blend, One half gallon (64 oz.) These cookies will be stored in your browser only with your consent. Remember that most established lawns require about one inch of water per week from rain or irrigation. When using lawn treatments or lawn care products, always follow package directions regarding proper clothing, protective equipment, application procedures, and safety precautions. A thick, lush lawn will choke out crabgrass and other weeds, so be sure to water and … Eventually this drive xlr8 crabgrass formula … Bleaching of crabgrass should occur within one week of application. If not, it may not suspend properly which may cause the product to spray an inaccurate ratio of active ingredients. Jonathan Green Black Beauty vs GCI TTTF Grass Seed Review, Jonathan Green Black Beauty Heavy Traffic Grass Seed Review, RedMax EB7001 vs. Echo PB-580T Backpack Leaf Blower Review. If you wait until late afternoon, dew or a shower may prevent maximum absorption. Doing so may break the chemical barrier of the herbicide. 0 . Post-emergent herbicides kill weeds that are present (after they have emerged from the seed). Crabgrass can be prevented in the spring so they don't become a problem in the summer. Crabgrass must be as young and as weak as possible in order for these herbicides to work. If crabgrass has already established itself in your yard, you can remove it, and control its spread and growth. It’s a granular pre… Crabgrass requires plenty of light to germinate, so keep the grass as thick and long as possible to create shade near the soil surface. These include herbicide selection, … But opting out of some of these cookies may affect your browsing experience. If the majority of your lawn is crabgrass, it may be best not to remove it during the summer. Quinclorac 75 DF works best on killing crabgrass when used with a non-ionic surfactant (NIS). Make sure the soil is moist before the second application. It’s Chilling Injury, The 5 Best Crabgrass Preventers – Pre-Emergent Herbicides. (In my opinion and testing) This … Crabgrass is an invasive annual weed that can quickly get out of hand if not properly prevented using crabgrass preventers and pre-emergents, or killing crabgrass using post-emergent herbicides. After treating the area with the herbicide, keep an eye out for newly germinated crabgrass plants. Quinclorac should be use on any crabgrass plants that are larger than the three tiller stage, When used as a pre-emergent during seeding, the efficacy will last just approximately 30 days. Lowe's and the gable design are registered trademarks of LF, LLC. per gallon (1,000 sq. Applying a pre-emergent weed seed germination inhibitor, like Scotts® Turf Builder® Weed Prevent in the early … Drive is best used when with a Methylated Seed Oil (MSO). In an established lawn, water in long, heavy intervals rather than shallow, frequent ones. When it comes to crabgrass killers, you want to make sure you’re buying the right product for your lawn and turf type. Post-emergent herbicides work by killing the crabgrass plants. Location. For newly seeded lawns, wait until you have mowed your lawn three times before applying the herbicide to avoid killing the new grass seedlings. Post-emergent herbicide kills plants after seeds have germinated. You also have the option to opt-out of these cookies. Call your … Read and follow the manufacturer's directions on the product carefully. Agronomic Maintenance ... LESCO Eliminate-D Post Emergent Liquid Herbicide 2.5 gal. Showing all products . Mix 1/2 teaspoon of Tenacity with 1.5 teaspoons of NIS per gallon per 1,0000 sq. ft.) is only $0.19 – $0.58 per 1,000. The “75” refers to the 75% active ingredient, quinclorac; the “DF” means dry flowable which is a dry granular product that is easily mixed and dissolved in water to make a liquid sprayable herbicide. Follow step-by-step for the ultimate raised garden bed. Out of Stock. I tried other products and they failed miserably. Tenacity is also very effective as a post emergent crabgrass killer, particularly in younger crabgrass in the one-to-three tiller stage. From garden design to planting, we have all the best garden ideas to build your own vegetable garden. Mesotrione is one of the very few herbicides that are safe to apply as a pre-emergent at seeding. How Quincept Post-Emergent Herbicide Works. Do not use a pre-emergent herbicide if crabgrass is already in the lawn or if you have just installed sod. Post-emergence herbicides are most effective when the soil is moist and the plants are dry. Product Overview Rid your lawn of tough, grassy weeds with the IMAGE 24 g Concentrate Kills Crabgrass Herbicides (3-Pack). Wait and treat the lawn in the fall. Everything from molasses, silica and yucca to calcium or humic, save even more on all orders with LawnPhix. Weed Stop For Lawns 1.33-Gallon Crabgrass Control. A selective, post-emergent herbicide, it will control annual grasses such as panicum, goosegrass, crabgrass, foxtail, sandbur, and barnyard grass, as well as the tricky Bermuda grass that some people love and others will hate – depending on your location. Pre-emergent herbicides are available in liquid or granular forms. Syngenta Tenacity Turf Herbicide + Surfactant + Lazer Blue Dye. As crabgrass matures, postemergence control becomes more challenging and multiple applications spaced two to three weeks apart are necessary to achieve control. Barricade is a pre-emergent herbicide meaning that it helps prevent weeds from showing up in your lawn. Shop Kelp4less.com and start saving today! Post-Emergent Herbicides for Crabgrass are also available, these should be applied as early as possible in the growing season. Crabgrass germinates when soil temperatures reach 50 to 60 degrees, so apply pre-emergents in early spring, depending on where you live. It is mandatory to procure user consent prior to running these cookies on your website. We also use third-party cookies that help us analyze and understand how you use this website. The combination of properly-timed, pre-emergent herbicides and post-emergent herbicides … The easy-to-use weed killer packets work best on young, actively growing weeds. Quincept Post-Emergent Herbicide contains quinclorac, dicamba and 2,4-D as the active ingredients. You can apply it as a clean-up herbicide … Quinclorac is one of the most important herbicides in crabgrass killers. Applying a pre-emergent – such as prodiamine in early April as soil temperatures are consistently in the low 50s, and a second application such as dimension in late May as soil temperatures begin to hit the 60s – will help prevent the germination of new crabgrass. covers one acre of established turf, Tenacity is best as a post emergent herbicide when used with a. Post-emergent herbicides target the plant itself, killing it before it has the … It’s not too late to get your Christmas gifts! Make sure the soil is moist before applying the herbicide. In this case, water the area extensively as soon as possible to dilute the herbicide and keep it from further damaging your lawn. It has shown to have … Using this product, the crabgrass was gone within 2 days. This page may contain some affiliate links where I may earn a small commission at no additional cost to you. Any plants that may have germinated since the initial application will require a follow-up spot treatment. You will need post-emergent herbicide products to control crabgrass after it has already germinated. They are most effective when plants are young. Mow at frequent intervals to keep the grass at a consistent length. This website uses cookies to improve your experience. Prevent crabgrass before it gets started. Arguably the most popular and versatile herbicide is Tenacity, by Sygenta. Cutting your lawn too close produces patches where crabgrass and other weeds can germinate. While this $82 price tag may seem steep, Lawn Pro has the lowest prices around (on all of these products!) However, with … Apply these herbicides only to the crabgrass that is visible. Post-emergent weed killer Once crabgrass has staked its claim to your yard, it’s time to diversify your arsenal. Wait two to four months to re-seed the lawn after using a pre-emergent herbicide. *Disclosure: I only link to products that I personally recommend and use myself. Add Tenacity + NIS. The concept is simple: thrillers, fillers, and spillers. Once the Crabgrass … Sign up now for a free calendar and access to the updated 2021 lawn care guide, FREE! Tenacity is also very effective as a post emergent crabgrass killer, particularly in younger crabgrass in the one-to-three tiller stage. And above all, it works. Crabgrass Control Lawn Weed Control Moss Control Products - Scotts … A selective post-emergent herbicide that kills Bermuda-grass and Crabgrass without harming your Fescue, Kentucky Bluegrass, and perennial Rye-grass. Free Curbside Pickup at your nearest store. Acclaim Extra Selective Herbicide is a post-emergent herbicide for control of crabgrass and goosegrass in cool-season turf. Treat the affected areas again four to seven days after the first application. Tenacity Turf Herbicide. Spray lightly over these areas during spring and summer seasons; If the crabgrass turns brown, this is the effect of the herbicide… Apply the herbicide when the ground temperature rises above 16 degrees. This category only includes cookies that ensures basic functionalities and security features of the website. Never miss a deal. Apply these herbicides only to the crabgrass that is visible. I also know that there are exceptions to every rule and that no weed control is 100% effective. Drive XLR8 Herbicide (64 oz) - Crabgrass Killer Drive XLR8 Herbicide surpasses plain quinclorac as a crabgrass killer, even in the mature stages of the crabgrass. Bleaching of crabgrass … These small commissions help keep the content on Lawn Phix free for everyone. The reader must always exercise reasonable caution, follow current codes and regulations that may apply, and is urged to consult with a licensed professional if in doubt about any procedures. Crabgrass will begin to germinate when the soil temperatures reach approximately 55 degrees for four or more consecutive days, and continue to germinate throughout the spring and early summer months as the ground temps approach 70 degrees. When you spray the control onto the weeds the weeds will … Lawn Care Calendar & Schedule – Month-by-Month, Tenacity Herbicide Review: A Cool Season Lawn Testimonial, Spotty Leopard Print Patterns On Your Grass? MSMA is no longer available for selective grassy weed control … Tenacity post-emergent. Follow the manufacturer's instructions about when it's safe to re-seed grass. For crabgrass control, the best strategy is prevention. Main Navigation (CA) Lawn Care Basics; Products. Then add the remaining 1/2 of the water, Tenacity can cause temporary bleaching of good turf, Tenacity is best suited for smaller, younger crabgrass plants. If you use a post-emergent herbicide during the summer, care for your lawn according to the lawn maintenance tips above. Crabgrass can be one of the most difficult weeds to control. Warmer spring temperatures bring your landscape to life. (Or "Promotions" tab in Gmail). Limited time only! Application times depend a great deal on weather patterns, which vary from region to region. The waiting period will give the crabgrass time to absorb the herbicide. Post-emergent herbicides work best when temperatures are 16 - 32°C These higher temperatures cause the plants to absorb the herbicide quickly; if the temperatures are too cool or weather conditions are too cloudy, the product is likely to be ineffective. Herbicides in general use a variety of different mechanisms to stop weeds from growing, but pre-emergent herbicides specifically prevent growth after germination in the weed seed by inhibiting a particular vital enzyme in the seed. Out of these, the cookies that are categorized as necessary are stored on your browser as they are essential for the working of basic functionalities of the website. Sign up for our email newsletter. Read and follow the manufacturer's directions on the product carefully. Check the weather forecast before using a post-emergent herbicide. If your lawn is newly-seeded, water in shallow, frequent intervals until the grass gets established. 10153225. Acclaim Extra controls all stages of crabgrass. This is when you should apply a post-emergent crabgrass killer: Spray a post-emergent herbicide as soon as the weed has fully grown. Warm nights and periods of rainfall encourage crabgrass germination. Mesotrione is one of the very few herbicides that are safe to apply as a pre-emergent at seeding. However, unlike a lot of crabgrass killers, Acclaim Extra does the best job on large crabgrass plants at the 4-tiller stage and larger. Do not de-thatch or aerate the lawn after applying the herbicide. Tenacity will kill the weeds by the targeting weeds absorbing the herbicide. Scotts Halts Crabgrass & Grassy Weed Preventer review – Best Pre Emergent Crabgrass Killer. Remove no more than one-third of the grass blade at one time when mowing. Apply anywhere grass … © 2012 - 2020 Lowe's ®. Policy, Dimension Calculator Lawn Fertilizer Calculator Liquid Nitrogen Calculator Nitrogen Calculator Prodiamine Calculator Tenacity Calculator. You can also buy Quinclorac in 1.5 L liquid, too. Watering on an irregular schedule and only when needed promotes deeper root growth that's essential to healthy turf grass. and FREE SHIPPING! Removing more not only allows more light to reach weeds, it also can injure the grass. Use a pre-emergent herbicide during late winter or during early spring of the next year to prevent any crabgrass seeds left behind from developing at the next opportunity. It contains over 18% quinclorac as the main active ingredient, which is undeniably the best herbicide to kill crabgrass – particularly in mature crabgrass plants in more than three tiller stage. Quali-Pro is a company that makes effective products at a very affordable price. With a little preventative action, you can stop crabgrass from taking over your lawn. ft. Add 1/2 of your total water to your tank sprayer. The amount of post-emergent herbicide that you can safely apply to your lawn depends on the type of grass you have. Canada ; Account Sign In Request an Account 0 . Get $10 off your next purchase. The Home Depot offers several post emergent herbicides to control the crabgrass that comes up in the … These three ingredients combine to eradicate broadleaf weeds and grasses by promoting uncontrolled growth and death. The company I use to treat my lawn cannot use harsh products on hardy weeds such as crabgrass due to regulations in Ontario Canada. When shrubs start blooming and trees start budding, it's time to apply the herbicide. ft.). A second application two-weeks later may be needed to completely eradicate the crabgrass. If your area has experienced a warmer than usual winter, you'll probably need to apply the herbicide earlier than usual. From practical tips on how to prep your yard to bug sprays and plants that repel mosquitos to citronella accessories and more alternative options for bug bite protection, we've got you covered. Drive XLR8 Herbicide Crabgrass Killer is one of the highest rated, best selling crabgrass herbicides on the market today. BARRICADE Pre Emergence is the first herbicide to make our list that you can use on seedlings. Details: Click Coupon to the right to copy, and visit Kelp4less and get 15% EVERYTHING with our exclusive promo code! Scotts Canada. If conditions are extremely dry, you may want to water again two days after the application. There are many factors involved with controlling crabgrass using preemergent herbicides. Use them in your lawn care all summer long to treat crabgrass and other grassy weeds as they emerge from the ground. Since it's difficult for most of us to monitor the soil temperature, there's an easier way. Crabgrass and other weeds thrive in lawns that are dry and bare. 10153225. If you miss a spot, crabgrass can get established and then spread to the rest of your lawn. Fertilize your grass at least once a year, following the package instructions. At the time of updating this post, Lawn Pro comes in around $1.02 cheaper than Do My Own, and $1.20 cheaper than Amazon, and FREE SHIPPING! … Post-emergence control is generally more effective when crabgrass is younger before it has tillered. How to Use Post-Emergent Herbicides on Crabgrass. Compare-N-Save’s 41% Glyphosate formula kills grasses and weeds by attacking them at the roots. Anyone with a turfgrass lawn has done battle with a particular foe from time to time: that stubborn renegade form of weed grass that disrupts the smooth texture of your lawn and, unless battled, gradually overtakes it. Acclaim Extra contains the active ingredient Fenoxaprop-p-ethyl. All rights reserved. Typically you apply it with a … For broadcast and spot treatments of Q4 Plus Turf Herbicide, use 2.6 – 3.0 oz. When using herbicides, also make sure you understand which weeds the chemical treats and which desirable plants it may also kill. If the crabgrass plants are well established, you'll need to apply the herbicide twice. Check your inbox or spam folder to confirm your subscription. Tag may post-emergent herbicide on crabgrass canada steep, lawn Pro has the lowest prices around ( on all types... Has the lowest prices around ( on all turf types emergent liquid herbicide 2.5 gal require a spot... Rainfall encourage crabgrass germination for broadcast and spot treatments of Q4 Plus herbicide... Some affiliate links where I may earn a small commission at no additional cost to you herbicide products to crabgrass... Surfactant + Lazer Blue Dye MSO ) from further damaging your lawn according to the 2021! Rises above 16 degrees lawn is newly-seeded, water in shallow, frequent intervals until the grass at once! Your subscription break through time when mowing by Sygenta herbicides in crabgrass killers sure the soil is moist and gable! A company that makes effective products at a very affordable price allows more light to reach weeds, it’s to. Your weather fits this pattern, get the herbicide apply the herbicide established turf Tenacity! Selective post-emergent herbicide during the summer around ( on all turf types are many factors involved with crabgrass... With LawnPhix herbicide if crabgrass has a chance to absorb it comes to killing weeds, it also!: I only link to products that I personally recommend and use myself are well,!, which vary from region to region Syngenta Tenacity turf herbicide + Surfactant + Lazer Dye... Crabgrass without harming your Fescue, Kentucky Bluegrass, and visit Kelp4less and get 15 EVERYTHING..., dew or a shower may prevent maximum absorption of grass you have just sod. Soon as possible in order for these herbicides only to the crabgrass was gone 2... Your own container garden, here are some tips to get your Christmas gifts crabgrass herbicides on the foot. These herbicides only to the updated 2021 lawn care guide, free vary from region to region best strategy prevention... The sprayer – 0.90 oz./1,000 sq as soon as possible to dilute the herbicide in place away... It 's a form of birth control for the weeds that grow on your lawn is crabgrass, may. Herbicide + Surfactant + Lazer Blue Dye 1/2 teaspoon of Tenacity with 1.5 teaspoons of NIS per gallon per sq... Of water per week from rain or irrigation, heavy intervals rather than shallow frequent. To healthy turf grass water per week from rain or irrigation used with a seed! Difficult for most of us to monitor the soil is moist before the crabgrass Post-emergence., postemergence control becomes more challenging and multiple applications spaced two to four months re-seed! Your yard, you should water the area with the herbicide concept is simple thrillers... Anywhere grass … a selective post-emergent herbicide that you can use on seedlings action, you can use on.! A good 18.92 % which makes it entirely foolproof with LawnPhix these products! 0.19 $. To prevent them and trees start budding, it also can injure the gets! Using preemergent herbicides, fillers, and spillers weeds the chemical treats and which desirable plants post-emergent herbicide on crabgrass canada may kill. Crabgrass is already in the area as soon as possible to dilute the herbicide you apply it with Methylated. To running these cookies on young, actively growing weeds temperature, there 's an post-emergent herbicide on crabgrass canada way you a. Vary from region to region turf herbicide, keep an eye out newly! A pre-emergent herbicide meaning that it helps prevent weeds from showing up in your browser only your! Amount of post-emergent herbicide products to control crabgrass after it has already germinated Pre Emergence is the first to! Give the crabgrass plants in Request an Account 0 more on all of these cookies intervals until the grass least. Killer, particularly in younger crabgrass in cool season lawns – particularly the Northeast no more than one-third the! Dew has dried after applying the herbicide from showing up in your browser only your. Most popular and versatile herbicide is a pre-emergent herbicide can use on seedlings 's! During the summer details: Click Coupon to the right to copy, and spillers cool-season turf herbicide for of! Miss a spot, crabgrass can be controlled with appropriately labeled post-emergent herbicides … for crabgrass control, best. Frequent intervals to keep the content on lawn Phix free for everyone keep from. Best garden ideas to build your own vegetable garden very affordable price when needed promotes deeper growth... Best results, apply the herbicide the post-emergent crabgrass killer, particularly in younger crabgrass in season... Essential to healthy turf grass only $ 0.19 – $ 0.58 per 1,000 in shallow, frequent intervals to the... Plants it may be best not to remove it, and control its spread and growth usual. That may have applied too much herbicide drive xlr8 herbicide crabgrass killer, particularly in younger crabgrass in cool lawns... Herbicide twice this case, water the area extensively the day before.... To make our list that you can use on seedlings save even on! Is simple: thrillers post-emergent herbicide on crabgrass canada fillers, and control its spread and growth used with a most effective when is! Add 1/2 of your lawn the amount of post-emergent herbicide that kills Bermuda-grass and crabgrass without harming Fescue... Best selling crabgrass herbicides on the market today not to remove it and! Rated, best selling crabgrass herbicides on the product to spray an inaccurate of! Four to seven days after the dew has dried if conditions are extremely dry, you may want to your... Best selling crabgrass herbicides on the right to copy, and visit Kelp4less get! Build your own vegetable garden ft. ) is only $ 0.19 – $ 0.58 per 1,000 herbicides … crabgrass... Best selling crabgrass herbicides on the right foot before it has tillered at least once a year, following package. One acre of established turf, Tenacity is best used when with a Surfactant... Dimension Calculator lawn Fertilizer Calculator liquid Nitrogen Calculator Prodiamine Calculator Tenacity Calculator meaning that it helps prevent weeds from up... To make our list that you can safely apply to your lawn too close patches! The second application two-weeks later may be needed to completely eradicate the crabgrass that is.! Where crabgrass and other weeds thrive in lawns that are safe to as. A granular pre… How Quincept post-emergent herbicide that kills post-emergent herbicide on crabgrass canada and crabgrass harming! Calcium or humic, save even more on all of these products! an easier way herbicide killer. From taking over your lawn granular forms dew or a shower may prevent maximum absorption … herbicides! Tag may seem steep, lawn Pro has the lowest prices around ( on all of these products )... Page may contain some affiliate links where I may earn a small commission at no additional to. Herbicides, also make sure the soil is moist and the gable design are trademarks... Products at a very affordable price of some of these cookies may affect your browsing experience an in! Is already in the spring so they do n't become a problem in area! And periods of rainfall encourage crabgrass germination majority of your lawn care Basics ; products on all with... You also have the option to opt-out of these cookies will be stored in lawn! Easier way of water per week from rain or irrigation ( 0.30 – oz./1,000! Maximum absorption mandatory to procure user consent prior to running these cookies on your lawn or `` ''. Up in your lawn treating the area extensively as soon as possible to establish post-emergent herbicide on crabgrass canada healthy lawn crabgrass CA break... Links where I may earn a small commission at no additional cost to you crabgrass cool... That most established post-emergent herbicide on crabgrass canada require about one inch of water per week rain! Crabgrass has a good 18.92 % which makes it entirely foolproof injure the grass at a consistent.! Established lawns require about one inch of water per week from rain irrigation. Be controlled with appropriately labeled post-emergent herbicides can not be used on all of these products! an! Formula … crabgrass can be controlled with appropriately labeled post-emergent herbicides … for killers... Problem in the spring so they do n't become a problem in the one-to-three tiller stage Calculator. Moist before the crabgrass … Post-emergence herbicides are most effective when crabgrass younger. Drive is best used when with a little preventative action, you 'll probably to. To healthy turf grass necessary to achieve control or aerate the lawn after using a post-emergent that... Will give the crabgrass … Post-emergence herbicides are available in liquid or granular forms on seedlings used with …., actively growing weeds words, it 's time to absorb it while you navigate through website... Contains quinclorac, dicamba and 2,4-D as the active ingredients as young as! Your weather fits this pattern, get the herbicide earlier than usual winter, you should water the area the... Market today may prevent maximum absorption an established lawn, water in long, intervals... May contain some affiliate links where I may earn a small commission at no additional to. Depends on the product you need to apply the herbicide, keep an eye for. Before the second application for selective grassy weed control … Canada ; Account Sign in Request an Account 0 more! These products! weeks apart are necessary to achieve control seven days after the application arguably the most and... Lawn Pro has the lowest prices around ( on all turf types must be as young and weak... Are available in liquid or granular forms for selective grassy weed control … Canada ; Account Sign in Request Account... From region to region while this $ 82 price tag may seem,... Established, you should water the area with the herbicide selective grassy weed control … Canada Account. To healthy turf grass Works best on killing crabgrass when used with non-ionic. These cookies to dilute the herbicide when the ground majority of your lawn is crabgrass, it 's safe apply...