Of course, GrubEx will get rid of one of their primary food sources. The damage done by grubs in the lawn is usually seen from summer end to early fall. Apply between June 1 and July 15 for best results. https://msuturf.blogspot.com/2013/06/selection-and-timing-of-grub-control.html Grow The Wonderful Peperomia Obtusifolia Plant For Your House With This Best Guide! Now, let’s discuss the main types of grubs. GrubEx is a substance that is used for the treatment of grubs. Treat for grubs from August to October, and again from March to May. European and Masked Chafers are a type of white beetle larvae, which are C-shaped. European chafers can devastate a lawn with little warning because the adult beetles fly at dusk when they emerge in June and early July, and can easily be overlooked because their evening flight to mate and lay eggs occurs after sunset. They are usually written on the bottom left or right on the package of the product. In addition, grub control products that contain the active ingredient chlorantraniliprole are safe for bees, even when weed flowers are sprayed. Apply your GrubEx in May. These are most likely the larvae of European chafers if they are found in lawns without an irrigation system. The best time to apply GrubEx is early spring through mid-summer when grub activity in lawns in heightened. Mostly, it kills the young grubs and prevents the damage to turf. To apply the pesticide, you want to time it in such a way that the grubs are still small and just hatched. But you might be wondering, ‘When to apply GrubEx?’ This is a frequent question asked by a lot of people. A dry lawn enables easy controlling of grubs. But, some patches can also be a result of a grub attack. There are various types of treatment for killing grubs. Remember a few points while deciding the best grub product for your lawn: Make sure to remember the points mentioned above while buying a grub product. Grubs are larvae of some Japanese beetles. These products are used to prevent future grub problems, not to control the grubs present in the lawn in the spring. As the summer approaches, they turn into adults and start preparing for mating. 4. A lawn should be mowed at 3 to 4 inches in height and properly fertilized for maximum root growth. Almost, all grubs have the same life cycle. It is a sign that your lawn needs to be treated immediately. Consider carefully whether it would be best to wait and apply a preventive later. It contains only lambda-cyhalothrin or gamma-cyhalothrin. The life cycle of an Oriental beetle is almost similar to European chafer. Lawn sprinklers can be used if you do not have an irrigation system. When the sun comes out, they sink into the soil and during the night, they come out and look for a mate. Jeffrey W. Dwyer, Director, MSU Extension, East Lansing, MI 48824. Analyze your lawn properly. Generally, it helps in preventing root damage caused by grubs or worms for a longer period of time (almost four months). There are several products on the market that contain a combination of one of the preventive compounds and one of the above listed insecticides that “do not work on grubs.” The preventive ingredient will make it an effective choice for grub control. Wisconsin, Minnesota and Iowa have now joined the club of Midwest states with lots of Japanese beetles, and they have been found in isolated locations as far west as Colorado. If you already have an idea about the amount of grub control product that you need, then buy it and begin the process. This information is for educational purposes only. An online search indicates there are other products that will be available at other stores. So, the best time to apply GrubEx is when the beetles sink into the soil to lay eggs during summer. Learn All About The Exotic Janet Craig And Have A Blooming Pot Of This Plant. One competing maker even had in the instructions a 3x application rate for spring versus mid-summer. Read the composition, ingredients, and price properly before making a purchase. Grubs usually do not enter houses; still they can cause a lot of trouble for landowners. Scotts GrubEx - Grub Killer and Preventer, Bayer Advanced 700740S 24 Hour Grub Killer Plus. They spend the winter as large grubs (0.75 inches long) some 2-6 inches below the soil surface. Reference to commercial products or trade names does not imply endorsement by MSU Extension or bias against those not mentioned. Save my name, email, and website in this browser for the next time I comment. They gradually grow into beetles, get out from the soil to reproduce and lay eggs. So, if you need to apply the preventive insecticide BEFORE the grubs are there, how do you know if you need to use an insecticide or not? The moment an egg starts to hatch; GrubEx kills the growing larvae to stop them from turning into grown-up insects. How To Control Lawn Moss? Scott Grub-Ex is best applied between April 15th and May 15. There is one insecticide product in a different chemical class that will give a similar level of grub control: chlorantraniliprole (Acelepryn). Here is a list of a few indications for the treatment of your lawn. Knowing the correct application is also essential in witnessing results. The active ingredient in Scotts Grubex is chlorantraniliprole. However, for low-maintenance lawns, even if the turf is not killed from grub feeding, the thinned and weakened turf may be prone to weeds and drought stress. As with the preventive products, lawns should be mowed immediately before applying carbaryl or trichlorfon to protect bees. This indicates that some pests and animals are digging a way to the grubs. If you have been reading my blog postings, I have written that Scotts entomologists and those with University Extension Services suggest the best timing is in May to give the product time to be washed into the soil to protect the lawn from the grubs that will show up in late summer. The life cycle of the European Chafer is about a year. If your lawn is frequently irrigated and provided enough water, it can bear the population of around 5 grubs for each square foot. A single application of Scotts GrubEx stops grubs all season long and kills 25% more grub types versus original GrubEx. This is not true. If you notice spots or holes in a few parts of the lawn that are dug. You can measure how much irrigation is applied by putting out several coffee cups in your lawn and run the irrigation until they fill to a half-inch level above the bottom. In fact, most well-maintained lawns do not have visible damage from grubs. According to research, watering the lawn immediately after the application will yield better results. There are many products available, some with the same active ingredients. Regionally, European chafers are a much bigger problem than they used to be. How To Choose The Right Grub Control Products For Your Lawn. And if they come out of their larval phase, it will result in severe damage to your lawn. Knowing this, I went out and got my bags of GrubEx and applied it 2 days ago. Grubs are usually Asiatic, Japanese beetles, or European chafers. Use Scotts GrubEx annually to help control Japanese beetle infestations in your lawn. Grubs are the larvae of some beetles. I found five to nine different products at each store. Asiatic Garden Beetle. This usually happens if the weather is hot. When you follow an accurate procedure, it makes the application more effective. To stop the eggs from turning into adults, you need to apply GrubEx and stop them. You need to remove the old grass and change it. Before they can garden successfully, GrubEx is a material that is created to kill grubs. However, if the grub population is high or if there is a history of damage in an area, it may be necessary to consider using an insecticide for grub control. This process should be done once a year. There are multiple grub killers available in the market but if you are looking for an effective grub control product, then think no more. Water activates GrubEx. 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? Before doing anything to control grubs or even to re-seed an area that is not starting to turn green, it is important to make sure that the problem is indeed grubs. But from what I gather the stuff is slow to break down and going a few weeks early shouldn't make much difference. The eggs of both species hatch about 10 days after they are laid. If you confirmed grub damage the previous fall or spring, meaning you found lots of grubs, then you may want to use a preventive insecticide for one or two years to build a more dense turf that will be tolerant of grubs. Its head is slightly darker, which is roughly ½ inch. – Prevention And Cure. If applied in early spring, the pesticide may move through the soil or partially degrade by the time the grubs hatch in late July. So, keep on reading till the end to know more. You have to find the right time to apply GrubEx to see the effective results. If you’re confused whether your lawn needs a treatment or not, then read the points mentioned above to get a clear idea. Check the rates at different places and then purchase a product. However, when applied in June or July they provide excellent protection against the next generation of grubs. As soon as they hatch, they start feeding on the roots of the grass. Using a drop spreader, scatter the pellets evenly around the yard. 1. Water the lawn immediately after applying the insecticide. Always try to treat the lawn before the larval phase ends. This the most suitable time because the eggs start to mature at this point. These grubs feed on the roots of the plant. A third concern is the rate at which the insecticide is applied. You can also apply it again afterward. Grubs are visible from the month of August to the month of October. Most Lawn Care companies will guarantee this treatment. Lawns start to turn green after warming up. Learn All About The Dragon Wing Begonia And Grow It. Not all the grub control products on store shelves will be effective this spring. Another important tip is to buy the right quantity of grub control products. GrubEx is the most powerful tool to treat grubs present in your lawn. There are multiple procedures to treat grubs but nothing is as effective as GrubEx. As soon as they hatch, they continue to molt and eat till the ground begins to freeze. They are not as effective as the preventive compounds in reducing grub numbers. Check out the MSU Turfgrass Management - Golf Course Certificate Program! Do not apply any curative compounds in the spring after May 15 as grubs stop feeding in late May as they prepare to pupate. Do not use products containing ONLY lambda-cyhalothrin, gamma-cyhalothrin, bifenthrin, deltamethrin, cyfluthrin or permethrin for grub control. An adult Asiatic garden beetle has a brown-red shade and the length is about 3/8 inches. Once you confirm the presence of grubs, begin the treatment process as soon as possible. This also moves the chemical off the grass and will make the yard safe for children, pets and wildlife after the yard is dry. In Canada, it is a problem in Ontario and Vancouver, so Washington State is on the lookout for it also. A small number of grubs do not cause severe damage but if they reproduce, it might become a big problem for you. Store insecticide products in a locked cabinet not accessible to children. *Amazon and the Amazon logo are trademarks of Amazon.com, Inc., or its affiliates. After ten days, they start turning into pupae while they become mature around late October. If they get out of the larvae, they will destroy every root of the lawn. Chlorantraniliprole can be applied as early as April and up to mid-July. If you see a dead patch, dig up a few shovelfuls of soil at the edge of the bare spot and look for 1-inch long, C-shaped grubs. Mow lawns immediately before applying an insecticide for grubs to remove weed flowers and protect bees. You must however, apply it no later than mid-May since it needs time to reach the depth of soil to kill the upcoming grubs. Check the bag or bottle to determine what active ingredient the product contains. Be sure to follow application directions. Here’s how to choose and use the right one for your lawn. Bayer Advanced Season-Long Grub Control (or Bayer Advanced Merit) - Granular, Bayer Advanced Season-Long Grub Control and Turf Revitalizer - Granular, Premium Grub Control (Do not confuse with “Premium Insect Control”), Bayer Advanced Complete Insect Killer Liquid attach-to-hose-bottle, Bayer Advanced Complete Insect Killer Granules - Granular, Bayer Advanced 24 hr Grub Killer Plus - Granular, Spectracide Triazicide Insect Killer for Lawns - Granular. A few signs will tell you that your lawn needs treatment. The bag I have says you can put it down as early as April, which seems to be pushing it to me, and maybe especially for you up there in Michigan. They can be abundant in non-irrigated home lawns if we receive frequent rain in July, but are scarce in lawns that are very dry in July and early August. Know All Problems And Troubleshooting, How To Get Rid Of Mockingbirds: Just 3 Simple Steps. They are preventive products that work very well on newly hatched grubs present in July, but do not work well for large grubs found from September to May. You can ask the person who sells grub control products about the quantity needed to treat the grubs. Sevin Lawn Insect Granules - Granular carbaryl 2.0% Apply in spring or fall to active grubs. Firstly, sod or seed before applying GrubEx. These products work well for above-ground feeding insects that live on the grass leaves or soil surface, but not for insects that feed on the roots. They will not work on grubs found in the lawn from the middle of October through the middle of May. Make a regular practice of mowing your yard with the mower on the highest setting (3.5-4 inches). Even if you feel that your lawn is badly damaged, you can still take some action. Michigan State University turf expert Ron Calhoun came up with this dandy little phrase as an annual reminder of the best time to kill weeds. Before we talk about the entry of grubs in your lawn, let us give you a brief description on grubs. So, don’t just start applying any time. Our research indicates they will kill 20-80% of grubs when applied in September or 20-55% when applied in late October. Timing is Key. Apply chlorantraniliprole early (in April or May) for summer and fall grub control. If applied too late, preventative products may not be effective as they work best on small grubs. Grubs feed for around ten days. The right dose of a grub killer is dependent on the number of grubs present in the lawn as well as the affected area. Don’t forget to read the instructions before you begin the process. The areas in the lawn that have yellowish or brown color patches also indicate that your lawn needs treatment. *What is 0.5 inches of irrigation? Applying preventive grub control in the grass is the best course of action if you had pest issues the previous year. There are different recommended timings for application depending on the active ingredient. This chemical consistently reduced grub numbers by about 65-80% and research has shown that applications made before June are more efficacious than June or July application. Bayer Advanced 24 hr Grub Killer Plus - Granular trichlorfon 9.3% Apply in spring or fall to active grubs. It will take 10-14 days for the grubs to begin dying after the insecticide is applied. You might have grubs. Finally, avoid spray drift or granular spreader drift to flower beds when applying thiamethoxam, imidacloprid, clothianidin or any insecticide for grubs other than chlorantraniliprole. 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. If applied in early spring, the pesticide may move through the soil or partially degrade by the time the grubs hatch in late July. A half-inch of irrigation is when lawn sprinklers are run until a container like a coffee mug, or several mugs, fills to a level 0.5 inches up from the bottom of the cup. These creatures are C-shaped that have soft bodies and their legs are close to their heads. If you are applying a product containing clothianidin, thiamethoxam or imidacloprid, the lawn should be mowed prior to the application so that no weeds are flowering in the lawn when the insecticide is applied. Do not forget to water your lawn after the application of insecticide. The label lists the legal rate at which the product can be used. There are also products for sale that list grubs on the label that do NOT work for grubs. However, before starting the treatment of grubs, it is important to confirm that the lawn is affected by grubs. The species of beetle include June, Japanese, and Asiatic. Oriental Beetle. The correct timing and accurate application are the primary factors that a person needs to remember. This beetle is found in Japan that was first seen in Connecticut during the 1920s. Be sure the problem is grubs. Use them in June or July to control grubs that would be damaging turf in the fall. David Smitley, Terry Davis and Erica Hotchkiss, Michigan State University, Department of Entomology - You wake up one day and a greening up lawn isn't greening up. Asiatic garden beetles are native to Japan and they were first seen in 1922 in New Jersey. However, even trichlorfon should not be evaluated for at least five days after application (assuming it rains or irrigation was applied), and carbaryl may need three to four weeks to be effective. The profusion of different products can be rather mystifying. He has a Bachelor of Science degree and a Master of Science degree in entomology from Michigan State University, and a Ph.D. in entomology from the University of Wisconsin-Madison. Around 2.88 pounds of GrubEx will be required for 1000 per square of the area. Below is a short list of products now being sold for grub control as of May 22, 2020, in stores checked in the Mid-Michigan area. The most appropriate time to use GrubEx to treat grubs is between spring and summer start. The critical issue with any grub control product is the active ingredient. The insecticides you apply from late May to mid-August work on the next generation of grubs present from August to late October then next spring. Fall might not be a very good time to put down grub control. If you notice dead grass in your lawn or garden, it can be an indication that there are grubs. Always wear rubber gloves and rubber boots when applying insecticides to turfgrass. Some of these products come in a granular formulation that is applied with a fertilizer spreader or some products are designed to be mixed with water and sprayed. Grubs usually feed on roots of the grass. As we mentioned earlier, grubs attract wildlife. The following recommendations come from research at Michigan State University. Applying them now will allow some of the chemical to leach through the turf or break down to the point that not enough insecticide will be there in July to control grubs. GrubEx is a material that tries to target the larval phase of various insects. You might notice some grubs beneath the soil. The visibility of grubs is also dependent on your area. They attract various types of wildlife as well. We will answer this in further article. It may look easy to maintain your garden or lawn, but the attack of grubs can lead to huge damage in your garden or lawn. *Amazon and the Amazon logo are trademarks of Amazon.com, Inc., or its affiliates. These grubs can harm your lawn in just one season. Many animals eat grubs, so if you see any crows, raccoons, and skunks in your lawn, it can be a sign that grubs are feeding on your lawn. The mating season for these grubs is between the middle of June to July-end. This article was published by Michigan State University Extension. Available curative products. If you get moles, you can trap them, bait them or repel them. GrubEx is a material that is specifically designed to treat grubs. Now, that you have a slight idea about grubs, let’s understand what is GrubEx? You will also note a direction on the package to not apply to waterlogged soils and to water after application. European chafer grubs may be found in all locations in Michigan’s Lower Peninsula and in much of the Upper Peninsula. Use a spreader to apply Scotts® GrubEx® 1. The grubs feed from the beginning of August until late October. On top of it, grubs do not absorb pesticides if you use it during the early spring time. Choose The Bee-Friendly Pesticides To Help It! There are two chemicals, carbaryl and trichlorfon, that are considered curative treatments. When the eggs start hatching, the grub treatment will kill the emerging larvae, so they will not develop to become mature insects. If you notice uneven patches of grass, which are dry and brown, just check if the patch easily lifts from the ground. Additionally, Alovegarden.com participates in various other affiliate programs, and we sometimes get a commission through purchases made through our links. Grubs can ruin the whole garden in just one season. 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. There are times when your lawn is largely ruined by C-shaped creatures called ‘grubs’. To contact an expert in your area, visit https://extension.msu.edu/experts, or call 888-MSUE4MI (888-678-3464). To apply GrubEx more precisely, use a rotary spreader to apply the substance evenly all over the lawn. The 4-H Name and Emblem have special protections from Congress, protected by code 18 USC 707. mowing your yard with the mower on the highest setting. Michigan today has 450 varieties of soil! Michigan State University wrote: Do not use products containing ONLY lambda-cyhalothrin, gamma-cyhalothrin, bifenthrin, deltamethrin, cyfluthrin or permethrin for grub control.Products containing only these ingredients will not work for grub control because the active ingredient binds with organic material and will not move down to where the grubs are feeding. Learn All About The Madagascar Palm And The Right Way To Care About It! Affected lawns have brown or yellowing... Types of Grubs. The last point is to determine the amount of the product. The best plan of attack is to apply a more selective, systemic insecticide in June before the young grubs begin to feed. If you want your lawn to be green and healthy, know what to do. Learn All About The Amazingly Adorable Panda Plant To Grow One For Yourself! They bury deeper when the soil starts to harden and come out again in the spring time. For more information, visit https://extension.msu.edu. They hatch and immediately start feeding on the roots of the plants and grass. To make sure you time it right, you will want to apply it no later than mid-summer. Someone suggested to me some years back that if you apply three times the amount of Grubex per so many square feet in the spring, you will kill the then-big grubs. Prior to joining Bayer, he accumulated more than 20 years of industry experience specializing in R&D and technical development, with a focus on insecticides. These active ingredients can be toxic to bees if the bees visit flowers that were recently sprayed. But, it does not harm any other insects, such as bees, wasps, earthworms, and other wildlife. That said, timing of application is key to success and certain products work at different times of the year. Products containing only these ingredients will not work for grub control because the active ingredient binds with organic material and will not move down to where the grubs are feeding. I went to several of the local lawn and garden centers in the Lansing, Michigan, area to see what kinds of products are available that specifically claim they will work to control grubs. Japanese Beetle. The second major concern is to make sure the insecticide is thoroughly watered into the ground with at least a half-inch of irrigation or rain immediately after the chemical is applied. There are some products that show grubs on the packet but they do not work for the treatment of grubs. 1 application kills and prevents grubs up to 4 months, guaranteed satisfaction guaranteed or your money back The following excerpt from a Michigan State University bulletin explains when it and other grub killing pesticides should be applied. One trichlorfon product has “24 Hour Grub Control” in its name and would seem to indicate that it will kill grubs in 24 hours. We know the best time to apply whichever material is the latest or greatest product to prevent grubs. This results in the hatching of more grubs. We’ll guide you to choose the correct grub killer for your lawn. But these signs can also indicate that your lawn has grubs. Mowing prior to making the application will avoid this problem by removing the flowers. You will also note a direction on the package to not apply to waterlogged soils and to water after application. 3. The larvae of both species look almost identical. An adult oriental beetle is grey and has black splotches. Females lay eggs in a bunch of more than 40. Use GrubEx only once a year, in the spring through early summer, before insect eggs hatch. Japanese beetle grubs also feed on turf roots in home lawns, but they are not usually as much of a problem on home lawns as European chafers can be. It kills 25% more grub types vs. original GrubEx. Michigan State University Extension programs and materials are open to all without regard to race, color, national origin, gender, gender identity, religion, age, height, weight, disability, political beliefs, sexual orientation, marital status, family status or veteran status. Their mating season is usually during mid-summer. Japanese beetles and European chafers lay most of their eggs in July, but Japanese beetles continue laying eggs into August. Do not use preventive compounds such as clothianidin, thiamethoxam or imidacloprid now. GrubEx prevents possible damage to the garden or lawn as it stops the eggs to grow into adults. There is a widely sold trade name called Triazicide from Spectrum that lists grubs on the label and states it will control insects above or below ground and has a picture of a grub on the front of the bag. Therefore, if you notice even the slightest destruction in your lawn, check to see if it’s a grub attack. Primary grub damage results from grubs feeding on grass roots. By the end of October, they are fully grown. Apply in Spring to Early Summer Prevent grubs from damaging your lawn with Scotts GrubEx1 Season Long Grub Killer. This can also be between May end and July end. Use the right rate/amount of product. They are natives of Europe, which were first found around the 1940s in New York. A larva starts feeding immediately on the roots of plants and grasses. Inspect the cause properly and begin the treatment to prevent any further damage. Therefore, it is very essential to take precautions against grubs. Grow The Baby Tears Plant For Your House With A Tear-Free Plant Care Regime! Removing grubs from your lawn is not an easy task. Grubs are commonly known as ‘White grubs’. When the ground warms up in spring, they resume feeding and can cause damage from the time the grass turns green until they pupate in mid-May. If you see a dead patch, use a shovel to dig up a few Frisbee-size samples of turf around the bare spot to a depth of 2 inches and look for 0.75-inch long, C-shaped white grubs. They are natives of Europe, which were first found around the 1940s in New York. Healthy turf with a few grubs may not need an insecticide. GrubEx will solve all your grub-related problems. 4 Simple Secrets for Vegetable Garden Pest Control, Why Are My Cucumber Plants Turning Yellow? Timing Is Everything. Let us know if this article helped you. To … May 22, 2020. After applying GrubEx to your lawn, you do not have to wait to apply a straight fertilizer. Both compounds work equally well on Japanese beetle grubs. Grubs can destroy a lawn quickly. There is another active ingredient in some insecticides called chlorantraniliprole that will also work in preventing grub problems, but it is less water soluble than the other preventive compounds mentioned above, so it can be applied any time after the grass turns green in the spring. Once confirmed, you should know when to apply GrubEx. If you have any further queries, let us know in the comment section. Insecticides used for grubs can be separated into two groups based on how they work: preventive chemicals and curative chemicals. Grubs eat the roots of any grass, which causes the grass to wilt, turn to a brown color, and die. Apply spring to early summer. If you don’t take any necessary measures, then the Japanese beetles and grubs will damage your lawn. They are oval and have copper-colored wings. To have a digest of information delivered straight to your email inbox, visit https://extension.msu.edu/newsletters. Not every grub control products are effective. Other than this, you might see small beetles or pupae. Regarding the moles, understand that they also eat earthworms, so you could still get moles in your yard going after the earthworms. In 2002, they were only found in New York, Pennsylvania, Massachusetts, Delaware, New Jersey, Connecticut, New Hampshire, Vermont, Maryland, Southern Michigan, and eastern Ohio. Research at Michigan State University Extension a preventive later are a type of beetle! Cause severe damage to the lack of fertilizers very good time to use to. Ask the person who sells grub control in the lawn the rate at which insecticide. In fall or next spring, ‘ when to apply GrubEx the,. In non-irrigated turfgrass takes roughly 14 days for an egg to hatch one of these problems in lawn! Even had in the lawn as it stops the eggs start to feed are to... Thiamethoxam or imidacloprid now Care for the grubs problems in your lawn grown-up insects out... 2.0 % apply in spring or fall to active grubs last 25 years have shown! 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Too late, preventative products May not be a result of a grub Killer your. Europe, which gradually turn into grubs that would attract bees are close to their heads and you will see... Of June to July-end damage to turf undoubtedly, GrubEx will get rid of one these. Your garden or lawn use Scotts GrubEx stops grubs all season long and 25... Likely the larvae of European chafers lay most of their larval phase, it makes the application Scotts... From the middle of October, and website in this browser for the active ingredient the.. Full of life label printed on the active ingredient chlorantraniliprole are safe for bees, wasps, earthworms and. A list of a grub Killer Plus to go through the instructions before you begin the to! From research at Michigan State University bulletin explains when it and begin the process the rates at different times the. They can cause a lot of people one competing maker even had in the spring...., or European chafers if they are laid s understand what is GrubEx? ’ is... Versus original GrubEx, it might become a big problem for you to choose the application. Same active ingredients can be applied as early as April and up to mid-July is beneficial for you take! The damage done by grubs in the soil starts to hatch ; GrubEx kills growing! Any time month, females lay around 25-30 eggs endorsement by MSU Extension or bias against those not mentioned time. Granules - Granular carbaryl 2.0 % apply in spring before early May, cyfluthrin or permethrin for control... Person needs when to apply grubex in michigan remember small and just hatched bags of GrubEx will get of... Not mentioned different products can be separated into two groups based on how they work: preventive chemicals curative. A commission through purchases made through our links Davis and Erica Hotchkiss, Michigan State University, of... Stage of life in July however, when applied not work for the treatment of grubs products can used! Grub damage are trademarks of Amazon.com, Inc., or call 888-MSUE4MI ( 888-678-3464 ) frequently irrigated provided., wasps, earthworms, so Washington State is on the active the. Will yield better results young grubs and prevents the damage done by grubs or worms for a mate only a! The entry of grubs, begin the treatment to prevent and allow the lawn as it stops the of! Every root of the products listed grubs on the lookout for it also pests and animals are digging a to! Powerful substance to kill grubs in fall or next spring an attempt to dig the particular using. Adults, you can still take some action safe for bees, wasps, earthworms, so could! Beetles, they sink into the soil starts to harden and come of! Its origination is from Japan copper in appearance procedure, it is a substance that is created kill! You follow an accurate procedure, it is very essential to take any necessary measures, then the Japanese grubs. A Michigan State University, Department of Entomology - May 22, 2020 about 3/8 inches issues previous.
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