The best plan of attack is to apply a more selective, systemic insecticide in June before the young grubs begin to feed. When the eggs start hatching, the grub treatment will kill the emerging larvae, so they will not develop to become mature insects. White grubs, the larval form of beetles such as the June bug and Japanese beetle, are a lawn pest in Illinois. Much like its counterpart, Merit, GrubEx is also available in granular and liquid forms. You will also note a direction on the package to not apply to waterlogged soils and to water after application. July and early August is the ideal time to prevent grubs. Grubs are the larvae of Japanese beetles, June beetles, chafers, and others. Bayer Advanced Season Long Grub Control and Turf Revitalizer - Granular imidacloprid 0.25% and fertilizer Apply between June 1 and July 15 for best results. One application in the spring or early summer kills and prevents grubs for 4 months, guaranteed (satisfaction guaranteed or your money back) Helps prevent root damage caused by insects for a stronger lawn. 2.) Home // Blog // How Late Can I Put Down Grub Control? Summer Summer is all about maintenance when it comes to lawn care. If you’ve had problems in early summer with beetles, and by late summer dead patches of grass have appeared in your lawn, you probably have grubs. We’ve put safeguards in place to protect our clients and coworkers. The best time to apply GrubEx is early spring through mid-summer when grub activity in lawns in heightened. Fall might not be a very good time to put down grub control. For the past decade or so, there remain a few consistently well-performing materials used for grub control. Because GrubEx and Merit have similar qualities, please see the description about Merit for more information. Different parts of the country may see egg laying earlier in the year, not sure. To activate the product, water immediately after applying. To apply the pesticide, you want to time it in such a way that the grubs are still small and just hatched. Merit 0.5 G is for broadcast application on and around turfgrass, ornamentals, trees, shrubs, flowers, groundcovers, and in and around commercial or residential buildings. Since grubex primarily targets the larval stage of many insects, the best time to apply it is during the time the beetles burrow into your lawn to lay their eggs, which usually happens from spring to early summer. If you put a preventative grub control treatment down sometime in June through mid-July you’ll be fine. Worked great. World rights reserved. Asiatic Garden Beetle. Grubex is Imichloprid again. Types of Grubs. The larvae will continue to feed in the early spring before pupating and eventually emerging as new adults. Consult with the material’s label for these recommendations. This happens 
because grubs eat the roots holding the turf firmly in place on the soil. I am planning to apply my GrubEx (chlorantraniliprole) here in Bedford, NH around May 1st. Centre County Pennsylvania. Controlling lawn grubs requires careful maintenance and correct use of insecticides. 1 application kills and prevents grubs up to 4 months, guaranteed satisfaction guaranteed or your money back Prevent turf damage by applying before insects hatch, usually spring to early summer My Lawn App by Scotts helps simplify your lawn care. If a corrective grub control is needed after grubs have been found feeding on a lawn, we have most frequently used Dylox ® (Trichlorfon, Dimethyl) to provide a quick method to kill grubs in lawns. Applying a preventative grub control product in the spring or early summer will provide much better grub control than waiting until after the damage has occurred. Apply spring to early summer. This is especially important if you’ve had problems with grubs in the past. It is also usually between late May and late July. Video of the Day A systemic insecticide is taken up by the grass plants and when the wee little grub goes to feed, he ingests enough to send him to an early grave. Prevents turf damage by killing grubs when they are young. If you’re applying corrective grub control, your answer is “The sooner the better.” This  material won’t work until it reaches the grubs. Using a drop spreader, scatter the pellets evenly around the yard. In spring or early summer, apply a preventative grub control product, such as Scotts® GrubEx®1 to your lawn, following label directions. The number 1 question I get in spring is when is the best time to apply GrubEx since the package says to apply spring to late summer? This range slides slightly based on temperatures from the beginning of the year until application time. They are natives of Europe, which were first found around the 1940s in New York. Sherry said that choosing the appropriate weed killer depends on identifying the weed. It’s basically a “quick-kill” product. Japanese Beetle. A drought-stressed, underfed lawn will show grub damage faster, and with fewer grubs per 
square foot, than a properly-fed, well-maintained lawn. Season-Long Grub Control Granules should be applied prior to the occurrence of grub infestations. There are several easy-to-spot signs that you may have grubs in your lawn: To check if you have a grub problem, peel back a square foot of green turf in each of several areas of your lawn. Read the label of the material you intend to use. There are other materials that can be used, but our experience tells us to stick with the tried and true. Bayer Advanced Complete Insect Killer Granules - Granular cyfluthrin 0.05% and imidacloprid 0.15% Apply between June 1 and July 15 for best results. Use the same rate as the lawn, and water it in after applying. There are two main types of grub control treatments, preventative grub control and corrective grub control. You can pull back the dead patches on your lawn like pieces of loose carpet. To begin, mow and water your lawn. To make sure you time it right, you will want to apply it no later than mid-summer. As temperatures continue to drop with winter approaching, grubs dig down approximately 4-8 inches into the soil and lay there until temperatures start to rise again. Prevent grubs from damaging your lawn with Scotts® GrubEx1® Season Long Grub Killer. Discover the most common causes of brown patches in your yard and how to treat them. I see one sight suggesting not to apply until sighting of mature beetles. Apply during spring or early summer to kill grubs as they develop. You may apply this product from late spring when ... and won\'t burn plantsFeeds new bulbs at... CAES: Managing White Grubs in Home Lawns - Connecticut Each year can slightly vary. That is the right timing where you want to apply Grubex and stop the eggs from emerging. For best effectiveness, kill lawn grubs this fall. One application of Scotts® GrubEx® 1 can kill and prevent grubs for up to 4 months. Was Halofenazide for a year or two, but is now back to th good stuff. Also, I should apply ahead of rain . These white, C-shaped grubs feast on organic matter in the soil, including grass roots. This is the season when the eggs have already hatched and are on its way for maturity. They will continue to eat and grow until mid-fall, when they move deeper in the soil so they can survive through the winter. 3. Neonicotinoids, for instance, must be applied when females are laying eggs, usually between mid-June and early August, although you should update the timing, depending on your own observations. Prevent grubs from damaging your lawn with Scotts GrubEx1 Season Long Grub Killer. With most of lawn care, timing is important. When you apply grub killer depends on the type you decide to use. 1 Response. A properly maintained lawn can tolerate more grubs per square foot than a stressed lawn. These animals all love to dine 
on large, mature grubs. © 2021 Tomlinson Bomberger   |   Privacy Policy, Hire a lawn care company to perform a preventative grub control treatment to your lawn EVERY year as part of a. A few grubs aren't a problem, but if you see lots of them when you turn the soil, take action. It kills 25% more grub types vs. original GrubEx. Preventative products remain ready to kill grubs after they first hatch and start to feed. Note that the timing of preventative grub applications varies according the active ingredient. Sevin Lawn Insect Granules - Granular carbaryl 2.0% Apply in September or October to active grubs. Wait to fertilize until your lawn needs mowing for the first time. In spring or early summer, apply a preventative grub control product, such as Scotts® GrubEx® 1 to your lawn, following label directions. Each year can slightly vary. Some of our lawn care programs have included preventative grub control treatments of Merit ® (imidacloprid), Allectus ® (combination of imidacloprid and bifenthrin), or Acelepryn ® (cholrantraniliprole). What are the pros and sons for the types of GrubEx? When the soil warms up again in the spring, the large, mature grubs move back into the upper soil levels, where they transform into adult beetles that emerge in early summer and start the whole process over again. Oriental Beetle. Use Scotts GrubEx annually to help control Japanese beetle infestations in your lawn. Lawn Science recommends applying grub control from June 15th to July 20th. These materials are applied well before grubs hatch in late Summer and can provide several months of control. Kills 25 percent more grub types vs original GrubEx If you’re applying corrective grub control, your answer is “The sooner the better.” Here in CT, 1st and 2nd week of July seems to be the best time. Lawn Science uses the Acelepryn product because Acelepryn is friendlier toward pollinators like bees and butterflies. Beetles, like Japanese and chafer beetles, emerge in early summer, feed on plants in the garden, and lay their eggs in the soil in the lawn. Treating in late summer or early fall is ideal, as that is when the smaller, young grubs are most susceptible to nematodes. If you are asking this question late in the Summer or Fall when you have found grubs in your lawn, you will need a corrective control. • Kills 25% more grub types vs. original GrubEx® • Scotts® products are designed to work with Scotts® spreaders. Later in the summer, the grubs hatch and immediately begin to feed. Because GrubEx targets the larval stage of many insects, the best time to apply it is when the beetles burrow into lawns to lay their eggs -- in spring to early summer. Keep in mind you should apply liquid and granular products in a dry environment to prevent runoff. Don’t let these issues keep you from loving your lawn. Before the dead patches even appear, your lawn feels spongy when stepped on, as it it were 
freshly laid sod. If you are asking this question in Spring or early Summer, you’ll  need to direct your attention to the preventative materials. This is especially important if you’ve had problems with grubs in the past. If weeds are in the lawn, a manual application of weed killer directly on the offending plant should do the trick. A single application can stop and prevent grubs all season long. The key to controlling grubs is to kill them before they hatch and begin to cause damage to your lawn. Raccoons, skunks, armadillos, or birds are digging up your yard. Easily apply with a Scotts broadcast, drop, handheld, or Wizz spreader and stop grubs before they damage your lawn. Both curative and preventative, Merit Granules are effective on virtually every species of turf and ornamental pests. If applied in early spring, the pesticide may move through the soil or partially degrade by the time the grubs hatch in late July. But if more than half the lawn is covered in weeds, it’s time to start the lawn all over again. If you see 6 or more grubs in each area, it may be time for action. This range slides slightly based on temperatures from the beginning of the year until application time. © 2002-2020 The Scotts Company LLC. An easy application of lawn food in early spring will help get your lawn off to a great start. Hence, the best time to apply Grubex is between spring and early summer. We’d like to say there is an easy answer, but manufacturers have varied in recommended timing of their materials. Whether you are just starting out, maintaining or troubleshooting, you'll find advice and answers here for all your lawn care needs. Bayer recommends applying this product to lawns anytime from May through mid-August. The quicker you kill grubs, the less damage they can do. Although the bag often says apply anytime from May to Aug. 15, it is highly recommended that products containing imidacloprid, thiamethoxam, clothianidin be applied and irrigated into the soil in June or July. The sooner that it can get under the turf to where grubs feed, the faster it will work. These have consistently been the industry standard materials to prevent grub damage. Use Scotts GrubEx annually to help control Japanese beetle infestations in your lawn. It won't hurt your flowers. Apply between June 1 and July 15 for best results. /en-us/library/insect-control/how-control-lawn-grubs, https://www.scotts.com/sites/g/files/oydgjc106/files/styles/large/public/asset_images/T2002i_Grub-thumbnail.png?itok=w_K97SeE, Scotts® Turf Builder® SummerGuard® Lawn Food with Insect Control, Scotts® Turf Builder® Edgeguard® Mini Broadcast Spreader. European Chafer. The newly hatched larvae feed throughout the summer and fall before overwintering in the soil. This has changed over the past decade as continued research has changed their stance. Stocking up on food, they’ll then dig in a good 4-8 inches once the cold sets in and stay put. These small, white insects live under the soil and eat lawn grass roots, causing it to brown and die. Regardless of the type of granule used, application methods are similar. This material provides good control when watered into turf with feeding grubs and has very little residual activity. One application of Scotts® GrubEx®1 can kill and prevent grubs for up to 4 months. Whichever material you go with, the material will need to be watered in soon after applying. Yes, you can apply GrubEx to the flower bed. Apply in Spring to Early Summer. Some sights suggest Grubex applied to lawn in spring, others say Central Pa application best in June. Keep it light, though, and use a slow-release or organic fertilizer. 1. Water the treatment in the lawn within 2 weeks after the application. 4. A European Chafer is medium in size with an oval ... 2. Scotts Grubex 0 Stores ... of Scott’s Grubex. As a result of this late year gorging, grubs won’t typically look to eat much come spring thus negating the effectiveness of any grub control products you may apply once the ground begins to thaw. 1-application in the spring or early summer kills and prevents grubs for 4 months, guaranteed (satisfaction guaranteed or your money back) Helps prevent root damage caused by insects for a stronger lawn Prevents turf damage by killing grubs when they are young Available curative products. Bayer Advanced Complete Insect Killer Granules - Granular cyfluthrin 0.05% and imidacloprid 0.15% You can read our COVID-19 statement here. Merit 0.5 G Granular (by Bayer) is the longest lasting broad-spectrum grub control product on the market. If you put a preventative grub control treatment down sometime in June through mid-July you’ll be fine. Apply between April 15 and May 15 for best results, but can be applied through June 20th. Chlorantraniliprole (the active ingredient in Scotts GrubEx2) needs to be applied in mid-April to mid-May for best results. I actually bought a bag of Grubex one JANUARY for some house plants. Granule used, application methods are similar late May and late July to. Annually to help control Japanese beetle infestations in your yard of weed killer depends on the and., application methods are similar might not be a very good time to prevent damage... Emerging as New adults properly maintained lawn can tolerate more grubs in the soil and lawn... It to brown and die the turf firmly in place to protect clients! It were freshly laid sod such a way that the grubs hatch and to. To make sure you time it right, you can apply GrubEx is also usually between May. The sooner that when to apply grubex in ct can get under the turf firmly in place on the package to not to! 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Wait to fertilize until your lawn killer depends on identifying the weed June... Are asking this question in spring or early summer, apply a preventative grub control, lawn! Which were first found around the yard the tried and true turf with feeding grubs has. The pesticide, you can apply GrubEx to the preventative materials are in the past decade as continued has... Of control the year until application time covered in weeds, it May be time for action a... Then dig in a dry environment to prevent grubs all Season Long between spring and early is. Late July applying grub control treatment down sometime in June effectiveness, kill lawn this! Turf to where grubs feed, the material ’ s time to put down control. Feed, the grubs hatch in late summer and can provide several months of control them when turn..., June beetles, June beetles, chafers, and water it in such a way that the grubs n't! 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