Bayer Advanced Season-Long Grub Control (or Bayer Advanced Merit) - Granular imidacloprid 0.25% Apply between June 1 and July 15 for best results. If they are an issue, hopefully, two to three treatments will do the trick. The time to apply grub control for this year is from late June through mid-August. Or Join Our Crabgrass Busters Newsletter To Get Tips From The Pros. You only need to start a grub control treatment when you see signs of damage. In order to maintain the most control of the environment when applying: Once the grub control is applied, it is essential to care properly for your lawn afterward and ensure the solution gets where it needs to be. var js, fjs = d.getElementsByTagName(s)[0]; However, contacting your local extension office to speak to the master gardener about the best time to treat white grubs in your area. However, if you find yourself well into the growing season and have started to notice damage to your lawn due to grubs, it is too late for a preventative. For this, a regular grub killer for grubs post-hatching is fine to apply. You do not need to apply grub control every year successively unless you see grub damage. What to do after putting down grub control pesticide. 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. This is why timing is critical when applying a grub killer. Preventative grub control, like most pesticides, can contain harmful chemicals. It is based on the temperatures of the different climate zones and how early the grubs hatch in the different regions. They cause the lawn to decline or die out in late summer and early fall. See 8 Easy Tips for the Perfect Lawn for ideas on how to maintain a healthy lawn. The best time to apply preventive grub control is during the month before the eggs hatch up until the very small, young grubs are present. They are the larvae of beetles and have a thick and soft body. There are two approaches to chemical control: preventative control and curative control. In fact, a healthy, thriving lawn can withstand more than a few grub worms without danger of them showing visible damage. After applying a grub killer, you expect eradication to happen from within a few days to a week. The Best Time to Apply Grub Control Measures Young grubs cause the most havoc to lawns as they aggressively feed on grassroots. So, throughout this life cycle of Japanese beetles and European chafers, what is the best time to treat for grubs with a preventer or a killer? However, the University of Kentucky College of Agriculture, Food and Environment suggests that applications made in May should have enough residual left to control grubs that hatch in July and August. Then you may need to apply a grub preventer for lawns. The thatch layer in … Each year can slightly vary. Ingredients such as lambda-cyhalothrin, gamma-cyhalothrin, bifenthrin, deltamethrin, cyfluthrin or permethrin are common in other insecticides, but will not work on grubs. After fertilizer and grass seed, grub control products are typically the most prominently displayed and commonly stocked lawn care product at garden centers. In spring or early summer, apply a preventative grub control product, such as Scotts® GrubEx® 1 to your lawn, following label directions. Grub control pesticides should be applied whenever signs of an active infestation first appear, usually later in the grasses’ growing season. Grubs are one of the areas most common and destructive lawn pests. if (d.getElementById(id)) return; First off, it is important to be sure that the issue at hand is grub worms! This can also be between May end and July end. ], How to Kill Crabgrass Using Baking Soda (Steps & Side Effects), 6 Best Milorganite Alternatives for Your Lawn in 2021, Steps for Killing Quackgrass With Vinegar, Crabgrass vs Quackgrass: Identification & Differences (With Pictures). For grub preventers, apply between June and July just before they hatch while for grub killers, apply the treatment from spring when you see signs of grass damage. Because grubs are the offspring of June bugs, Japanese beetles, or European Chafers, they often recur season after season. But it will not necessarily prevent a second round from hatching. A root system that is deep and thick is less likely to make room for invaders like grub worms. Growing up I remember that my family had one of the best lawns in the neighborhood. If you’re applying a grub preventer, it will not get rid of grubs that may be present in your lawn from mid-October through the middle of May. Here’s how to choose and use the right one for your lawn. Putting down grub control at the right time is crucial if you want it to work. The risk is that you might still lose some sod, especially if summer rainfall or irrigation keeps the grass growing and vigorous through July and August. Want to know what is the best treatment to get rid of these pest that are ruining my once nice lawn. Spot applications of grub control products can be made to areas with a history of attack, and not applied to the entire yard if the homeowner prefers. }(document, "script", "aweber-wjs-kfnvy458i")); Crabgrass Lawn is a participant in the Amazon Services LLC Associates Program, an affiliate advertising program designed to provide a means for sites to earn advertising fees by advertising and linking to Amazon.com. js = d.createElement(s); js.id = id; Acelepryn provides safe and effective control of black beetle while minimising the impact on the environment and non-target organisms, such as bees and earthworms. Brown patches or dead spots on lawns could be due to a number of factors. Grub damage starts to become evident in around May when there’s increased activity following the feeding program that you started in early spring. Since most grubs hatch in mid-July through mid-August, this is generally the right time to apply your curative products. The great thing about Acelepryn in comparison to other pesticides, is that it’s preventative. Otherwise, you need to apply the insecticide between May and July to prevent infestation for the next season by killing and harming the development of the next generation of grub worms in your lawn. In the appropriate section of the Spreader Settings table on the appropriate label, find your spreader model in the left column. Apply between April 1 and May 30 (no later than July 15) for best results. If you see grubs in the soil, you may need to apply grub control to your lawn to ensure that you get rid of them. In this period, you don’t need to use toxicity medicine, just lighter treatment is enough to control grubs in the June-July season. If you’ve been treating your lawn with a grub preventer and killer for a few years in a row, it may be time to stop until you see the signs of grubs and European chafers again. Applying grub control year after year is an unnecessary waste of time, money, and energy if you no longer see damage from grub worms. Timing is the key to an effective grub treatment. Hi, Alex K. here. When you apply grub killer depends on the type you decide to use. where tolerance for grub damage is low. According to the Colorado State University Extension, “insecticides are best used in ways that allow them to be in high concentration in the root zone at the same time eggs are hatching and young white grubs are present.”. Some grub control methods are simply good lawn care practices. They have brownish colored heads and large mandibles. When treating your lawn to prevent grub damage for the next season, it would be too early to apply grub preventer on your turf in early spring. However, we want to stress that all of the products we recommend are tested and used by us and 100% unbiased and true. Application of a preventative insecticide needs to happen close to when the eggs are hatching, which is within 10 days of the eggs being laid. Bayer Advanced Season-Long Grub Control and Turf Revitalizer - Granular imidacloprid 0.25% and a low fertilizer rate (6-0-1) Preventative Timing. This is usually any time between early spring to early August when the grub worms are most active eating and damaging grass in your lawn. When is the best time to start a treatment and what should I use. You’ll notice signs of dead patches of grass any time from early spring to mid summer when the damage stops due to the grubs having developed into pupae and adults. of the 24-Hour Grub Killer Plus per 1,000 square feet of lawn for grub control and 2.4 lbs. Grub control measures need to be taken on annual basis to work consistently. Before doing anything, it is important to make sure the problem is grubs. A good preventer will contain any one of these active ingredients: The reason why you want to look for these ingredients is that they are very good at killing grubs at a tender age, usually as soon as they hatch. When to Apply Grub Control to Lawns in North Central Illinois? For the grub killers, you can stop lawn damage almost immediately especially if you follow the right application guidelines on the label of the pesticide. If the damage continues, it is likely the grub treatment was not enough or did not work. Taking care of this problem is simply a matter o… Grub-ex should be put down in late June early July before JB eggs hatch and you will then achieve the proclaimed SEASON LONG CONTROL. Want A Beautiful Lawn? For that, you need to apply a grub killer such as GrubEx. It’s best to apply grub control in the fall. Monitor your lawn for grub worm activity after treating it. The pesticide will easily disintegrate into the soil and lose its potency by the time the grubs hatch in July through August. If you know your lawn already has a pest problem and this year, you want to nip it in the bud, and you might choose a grub preventer. June bugs and European chafers usually lay their eggs in lawns and gardens. Applying preventive grub control in the grass is the best course of action if you had pest issues the previous year. As soon as they hatch, they develop into grubworms and start eating grass roots throughout the warm seasons. 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. One application of Scotts® GrubEx® 1 can kill and prevent grubs for up to 4 … Did you find grubs in your lawn last spring? Additionally, Crabgrass Lawn (crabgrasslawn.com) participates in various other affiliate programs, and we sometimes get a commission through purchases made through our links. Your lawn will still look green and healthy because the damage from their feeding activity will be very minimal. Summer is also a good time to go for grub control because what you’ll have to deal with are newly hatched grubs and not mature adults. Here are a few tips on what to do after the application: Pro tip: Some grub control pesticides such as Bayer Advanced 12 Month Tree & Shrub Insect Control provide long-term control and can be applied almost any time of the season. Grub Control: How to get rid of grubs in the lawn, Billbugs and White Grubs: Control in Home Lawns – 5.516, How Do You Revive St. Augustine Grass? When timing is done right, you’ll be able to control about 80 percent of the grubworm infestation in the next season. Two biological control products that are presently in the market are … Acelepryn targets pests such as black beetle, stem weevil, cut worm and army worm. ? 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. If you apply grub control too early, the solution will soak too deep into the soil or wash away before the new grubs hatch and become vulnerable. At their most destructive, grubs are sitting just below the surface of the soil, happily munching on grassroots. The months usually having the highest record of grub activity (destruction of lawns through feeding) are late July, August, and September. Apply during spring or early summer to kill grubs as they develop. Therefore, it is neither in your lawn’s or the environment’s best interest to be applied unnecessarily. You may not get much success controlling lawn grubs and European chafers if you apply GrubEx in October and November, or the duration of fall because it might be too late to treat for grubs. Do you need to apply grub control every year? Grub control pesticides should be applied whenever signs of an active infestation first appear, usually later in the grasses’ growing season. This range slides slightly based on temperatures from the beginning of the year until application time. CrabGrassLawn is a Wiki for Lawn Enthusiasts by Lawn Experts. "1) PREVENTIVE insecticides that will prevent grub damage next fall (2016) and following spring (2017) These products are used to prevent future grub problems, not to control the grubs present in the lawn in the spring. Grubs will usually stop feeding and start to die within 24 hours. Grubs need to be hatched from their eggs before they are affected by a preventative insecticide. White grubs respond best to preventative treatment. If you’re applying corrective grub control, your answer is … For example, if you are wondering when is the best time to put down grub control in Illinois, the answer is somewhere between mid-June and early August. Apply a curative insecticide such as trichlorfon (Dylox, Bayer Advanced 24-Hour Grub Control) only where needed and when needed. js.src = "//forms.aweber.com/form/15/1145469415.js"; To be sure the culprit is grub worms, try to dig a few inches down in the affected area and see if there are grubs present. of the Season-Long Grub Control per 1,000 square feet. For grub preventers, apply between June and July just before they hatch while for grub killers, apply the treatment from spring when you see signs of grass damage. White grub infestations also tend to be localized to preferred locations in the landscape, such as a sunny, irrigated slope or turfgrass underneath a yard light, instead of being uniform. 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