Firstly, sod or seed before applying GrubEx. Reference to commercial products or trade names does not imply endorsement by MSU Extension or bias against those not mentioned. 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. Therefore, it is very essential to take precautions against grubs. Learn All About The Madagascar Palm And The Right Way To Care About It! There is an erroneous philosophy being perpetuated that because we have European chafers and Japanese beetles in the area, it is necessary to treat every year or your lawn will be damaged by grubs. We don’t seem to be getting as many calls about lawns damaged by Japanese beetle grubs in the southern half of the Lower Peninsula, south of Lansing, but we are getting more calls from the northern Lower Peninsula as Japanese beetles continue to spread northward. If you have treated for several years and you do not see evidence of grubs in your lawn or in the neighbor’s lawn, it may be time to stop treating. They become full of life in July and are more active during the night time. Do not forget to water your lawn after the application of insecticide. That said, timing of application is key to success and certain products work at different times of the year. Easily apply with a Scotts broadcast, drop, handheld, or Wizz spreader and stop grubs before they damage your lawn. Check the bag or bottle to determine what active ingredient the product contains. The Scotts GrubEx is an ideal product for your lawn. The eggs of both species hatch about 10 days after they are laid. Let us know if this article helped you. The preventive compound chlorantraniliprole should ideally be applied in April or May to control grubs that would be damaging turf in the fall as it will take longer for the material to move to where the grubs will be feeding in July. So, don’t just start applying any time. Protecting bees and other pollinators. The life cycle of the Japanese beetle is similar to European Chafer. 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. GrubEx is a material that is specifically designed to treat grubs. We’ll guide you to choose the correct grub killer for your lawn. There are some products that show grubs on the packet but they do not work for the treatment of grubs. 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. Alovegarden.com 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. 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. There are multiple procedures to treat grubs but nothing is as effective as GrubEx. Now, let’s discuss the main types of grubs. Available curative products. The visibility of grubs is also dependent on your area. Also, in the last two years several products have become available in an attach-to-hose bottle and are automatically mixed with water when applied. A European Chafer is medium in size with an oval body that is brown, reddish, or copper in appearance. 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. The correct timing and accurate application are the primary factors that a person needs to remember. Insecticides used for grubs can be separated into two groups based on how they work: preventive chemicals and curative chemicals. 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? Here is a list of a few indications for the treatment of your lawn. If you have any further queries, let us know in the comment section. Lawn sprinklers can be used if you do not have an irrigation system. Applying preventive grub control in the grass is the best course of action if you had pest issues the previous year. Check out the MSU Turfgrass Management - Golf Course Certificate Program! 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. The common reason for a thin lawn with a few minimal patches can be due to the lack of fertilizers. Know All Problems And Troubleshooting, How To Get Rid Of Mockingbirds: Just 3 Simple Steps. Japanese beetles and European chafers lay most of their eggs in July, but Japanese beetles continue laying eggs into August. The right dose of a grub killer is dependent on the number of grubs present in the lawn as well as the affected area. 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. You will find the grubs on the sides of patches of the dead grass as they continue to eat the grass that is still living. MSU is an affirmative-action, equal-opportunity employer. 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. 1 application kills and prevents grubs up to 4 months, guaranteed satisfaction guaranteed or your money back 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. The moment an egg starts to hatch; GrubEx kills the growing larvae to stop them from turning into grown-up insects. 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. I found five to nine different products at each store. More research is needed on this, but it could cause problems for native bees or have long-term health effects on honey bees or bumble bees. Additionally, Alovegarden.com participates in various other affiliate programs, and we sometimes get a commission through purchases made through our links. 4 Simple Secrets for Vegetable Garden Pest Control, Why Are My Cucumber Plants Turning Yellow? In the last 10 years, the amount of European chafer damage to home lawns in southern Michigan has steadily decreased to the point where it is unusual now to find populations high enough to damage turf. Water activates GrubEx. Current research also shows that watering with 0.5 inches of irrigation immediately after the application is essential to get effective results from these insecticides. 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. Apply your GrubEx in May. 1. To … 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. However, you must wait at least one week to apply a combination weed-and-feed control product after applying GrubEx, and two weeks is preferred. Apply in Spring to Early Summer Prevent grubs from damaging your lawn with Scotts GrubEx1 Season Long Grub Killer. Finding one or two grubs does not indicate you need to apply a grub control product. Grubs usually do not enter houses; still they can cause a lot of trouble for landowners. You wake up one day and a greening up lawn isn't greening up. Once you confirm the presence of grubs, begin the treatment process as soon as possible. European Chafer. A dry lawn enables easy controlling of grubs. Timing Is Everything. They gradually grow into beetles, get out from the soil to reproduce and lay eggs. It is important to realize that healthy turf, supported by frequent rain or irrigation, can support a grub population of five or more grubs per square foot with no visible turf damage. These grubs can harm your lawn in just one season. Here’s how to choose and use the right one for your lawn. Water the lawn immediately after applying the insecticide. 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. They spend the winter as large grubs (0.75 inches long) some 2-6 inches below the soil surface. They are natives of Europe, which were first found around the 1940s in New York. 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