In most cases, the presence of Chafer Grubs in your lawn is nothing to worry about. Water the lawn immediately after applying the insecticide. They are generally bigger than the adult beetles with sizes varying according to species.

The grubs feed on plant roots causing primary damage as the turfgrass dies back due to a lack of water and nutrients.

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.

If you treat in April/May you should treat in September AS WELL.

IMPORTANT NOTE: Be prepared for a battle.

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. Spray grub killer is best applied while the lawn is already wet and further rain or watering is expected shortly.

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Product successfully added to your shopping cart. Chlorantraniliprole can be applied as early as April and up to mid-July. Typically in Spring and Autumn. Application during rain is highly desirable.

After a couple of weeks when your lawn is well and truly dead, remove the turf. 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. If you’ve had a bad infestation, apply it in the spring too, early April to the end of May while doing your other spring lawn jobs.

Often times, patches of your lawn can become yellow and the grass can loosen. They are creamy coloured with an orange head and are about 1.5 cm in length, they have distinctive legs and will be found in the grass roots. Nematode control for chafer grubs. Depending on the severity of the infestation you may choose to do one of two things; My preferred method is to replace the lawn, especially if the infestation is particularly bad. Although Chafer Grubs can damage the grass, it’s often not them themselves that cause the most destruction.

This new method provides a simple and effective application, however, it is important to follow the instructions exactly to obtain even coverage.

Before doing anything, it is important to make sure the problem is grubs.

Fill the bowl with water before attaching the hose. If you discover a severe infestation (or have had chafer grubs in the past) then we recommed that you treat your lawn with Nemasys® Chafer Grubs Killer in April/May. Nematodes are a key ally for both organic & non-organic gardeners in controlling pests, are 100% safe for pets, children, birds, bees & other wildlife. "@context": "https://schema.org",

Chafer grubs are the soil-dwelling larvae of chafer beetles.

Company number: 3525529 - VAT number: 595495381 - Webpage generated by cleopatra, Professional Selective Weed Killers For Weeds In Turf, Professional Selective Weed Killers For Woody Weeds, All Spray Dyes, Adjuvants, pH Fixers, etc, Bird & Insect Attraction Wildflower Seeds, Handheld Sprinklers, Applicators & Nozzles, All Discontinued Plant Protection Products, Recommended Products To Treat Chafer Grubs. Chafer beetles are commonly one of two types: the Garden Chafer and Cockchafer.

Grubs in potted plants are actually the larvae of various types of beetles.

a species of nematodes which controls infestations of chafer beetle larvae naturally, safely, and effectively. At this time the larvae are at the top of the soil profile and large enough to encounter the nematodes. Alternatively, you might want to apply Nemasys Chafer Grub Killer (see above). They spend the winter as large grubs (0.75 inches long) some 2-6 inches below the soil surface.

"name": "What are Chafer grubs?

This material is based upon work supported by the USDA and the National Institute of Food and Agriculture award number(s) 2014-70006-22498. "@type": "Question",

The nematodes enter and kill the Chafer grub larvae within a few days. 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.

To contact an expert in your area, visit https://extension.msu.edu/experts, or call 888-MSUE4MI (888-678-3464). It’s the larvae, or Grub that’s responsible.

List, Regular Price: When it comes to repairing the damage caused by Chafer Grubs, my preferred method is to replace the lawn completely. "@type": "Question", The nematodes work in the soil by seeking out the chafer beetle larvae and attack the pest by entering natural body openings. Your local bird and wildlife population will feast!

It’ll also kill the grass which is the Chafer Grubs food supply. Treat Chafer Larven in den spring-mid April bis Mitte Mai, wo gibt es schwere es wirkt gegen Zeckenbefall nemasys Chafer Grub Killer, wenn die Larven sind in der Nähe der Oberfläche und aktiv. Cut the grass regularly but keep the mowing height a little higher than you normally would during the summer months (June, July and August) when beetles are actively looking for somewhere to lay their eggs. "text": "Chemical control measures such as Merit Turf have now disappeared but fear not as there are very effective biological pest control products on the market based on microscopic worms or nematodes which go out and actively hunt down chafer grub larvae.

MSU is an affirmative-action, equal-opportunity employer. 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 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. 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. ", If you’re happy to mix a concentrate and you have a knapsack sprayer to apply it, then I recommend Elixir Garden’s Home and Garden Glyphosate Commercial Strength Weed Killer Concentrate. These nematodes are carriers of bacteria which are harmful to the chafer grub larva.

394052, It is important that soil temperatures 12, Nemasys G can be used any time of the year, when the larvae are active, subject to soil temperatures being over 12. [CDATA[

Water is essential to the health of your lawn but keep watering to a minimum during the summer months. These products are used to prevent future grub problems, not to control the grubs present in the lawn in the spring.

Application applied during the rain are very effective and early morning or evening applications are preferred. They can cause huge problems some years and not others and your lawn could be riddled with them and your neighbours might be perfectly OK. They’re almost impossible to predict but they’re simple enough to spot.

Both compounds work equally well on Japanese beetle grubs. This will do two things; Leave it for a good two weeks to let it work its way into the roots. Moles also feed on Chafer Grubs. They are native to Britain, persistent in the soil for long-term control and are safe for users and the environment. In 2002, they were only found in New York, Pennsylvania, Massachusetts, Delaware, New Jersey, Connecticut, New Hampshire, Vermont, Maryland, Southern Michigan, and eastern Ohio.

For more information, visit https://extension.msu.edu.

Chafer Grub invasions are pretty easy to spot. Thatch levels can be reduced by standard cultural and physical methods such as scarifying and also helped by using products such as, Adult Chafer Beetle are active in May and June. There are also products for sale that list grubs on the label that do NOT work for grubs. Nemasys Chafer Grub Killer Garden Chafer Grubs can devastate a lawn, so to control chafer grubs naturally treat with Nemasys® Chafer Grub Killer when they are discovered and the soil temp is 12°c or apply when they are at their most destructive i.e.

Finally, avoid spray drift or granular spreader drift to flower beds when applying thiamethoxam, imidacloprid, clothianidin or any insecticide for grubs other than chlorantraniliprole.

In the worst cases, Foxes, Hedgehogs and Badgers will dig into your lawn to eat them.

If you’ve only got a small area of grass, it’s often more cost-effective to replace it (and you have a much higher chance of successfully removing the problem). tb1234. Nemasys Chafer Grub Killer contains Heterorhabditis megidis nematodes which kill Chafer Grubs but is harmless to children, wildlife and pets and the lawn may be used immediately after application.THIS IS A PERISHABLE PRODUCT USE WITHIN 2 WEEKS OF DELIVERY Customers who bought this item also bought Page 1 of 1 Start over Page 1 of 1 By keeping your lawn aerated you keep the soil relaxed which isn’t as preferable to the beetles. Still, it is possible to return your lawn to its former glory.

The profusion of different products can be rather mystifying. Please contact us and we will be happy to assist you. ", Japanese beetles and European chafers lay most of their eggs in July, but Japanese beetles continue laying eggs into August.

They have light brown/orange coloured heads and three pairs of legs.

To have a digest of information delivered straight to your email inbox, visit https://extension.msu.edu/newsletters. Granted, it sounds like something out of a horror film but the fact is, it works. that stops the pest from feeding, quickly killing the grub. This infographic by Waltons explains it perfectly; You’ll normally see signs of a Chafer Grub infestation when the grubs are close to the surface, just underneath the turf.