A pathogenic nematode is available, which can be watered onto the soil. Once the watered area of granules has dried you can let children and pets back onto the grass. The invasive European chafer beetle species has made BC’s lower mainland and other regions home. Treatment of Grubs in Spring. The larvae hatch about 2 weeks later and begin to feed … Not only are the larvae the perfect snack for critters to dig for, but they also feed on the roots of your … White grub infestations can often go unnoticed if grub populations are minimal or if the lawn is healthy and robust enough to withstand and outgrow the potential damage. Identifying each species can be difficult as they all look very similar in appearance. It comes in granule form that’s easy to spread. is a natural and safe bio-insecticide. You should look to apply it when you first see signs of grubs to prevent them causing lawn damage. The grubs will be present just under the surface … This is the time when there will be the least amount of damage to your turf and grass. With so many different grub killers available on the market, how do you choose the right one? At the same time, it also feeds your turfgrass and plants with essential nutrients to help them grow. You then need to water it so it dissolves into the soil where it can come into contact with the grubs. 0800 032 6262 Login. Chafer beetles emerge from lawns and lay eggs, which hatch into grubs feeding. European chafer beetles can reproduce rapidly. The main active ingredient is DYLOX, included in easy to use granules that can be spread using a rotary or drop spreader. Grubs are a serious threat to any well cared for lawn. Biological pest control with Nematodes for chafer grub & leatherjacket in lawns / turf. It can be applied throughout the summer in 3-week intervals. Due to EU legislation on the use of pesticides, Chafer Grubs are very difficult to control. Nemasys Chafer Grub Killer is a chafer grub treatment containing Heterorhabditis bacteriophora a species of nematodes which controls infestations of chafer beetle larvae naturally, safely, and effectively. If grubs destroy a lot of lawn grasses in early summer, you have to take the initiative against larvae before June of the summer. However, in Vancouver, the health bylaw prohibits the use of neonicotinoid pesticides. It is the grub stage that is most likely to be found in turf. The grubs are a popular food source for birds, and even other types of wildlife like foxes and badgers may be interested in feasting on your lawn’s chafer grubs. Treatment and control General tips. Lawn 3 apply an insecticide which is the only practical solution for Chafer Grubs. Nematodes need to be applied to moist soil in affected areas during August and early October when the soil temperatures are in excess of 12 o C (54 o F) and the grubs are active. Scotts GrubEx1 Season Long Grub Killer, 3. As a result, lawn damage can stop. Some signs of infestation include: However, sometimes, it can be hard to tell since the damage can be masked by an abundance of moisture that occurs during the spring and fall months. Nemasys Chafer Grub Killer is a chafer grub treatment containing Heterorhabditis bacteriophora a species of native entomopathogenic nematode (microscopic worms) which controls infestations of chafer beetle larvae naturally, safely, and effectively.. A Damage to lawns first appears as yellowing leaves and sparse growth. Chafer Grubs These are young maggot-like larvae before they hatch into chafer beetles. Giving you quick results killing any bug that’s active in your lawn. Adult beetles typically lay their eggs in June or July and, by August, those eggs hatch into larvae. This broad spectrum insecticide combines the chemicals Carbaryl and Bifenthrin for both curative and preventative treatment of lawn infestations. They may feed on shrubs and trees before laying the … White grubs are the white, soft-bodied larvae of several scarab beetle species, including European chafer, Japanese beetle, May/June beetles, Asiatic garden beetle, and Oriental beetle.. And then water them in to release the active ingredient and kill grubs wherever they are hiding, above or below the surface. They can cause problems on any grassed area including lawns by feeding on the roots of grass plants. And has a long-lasting effect, continuing to kill for up to 3 months after application. But, if your problem is with Japanese beetle grubs, then it’s worth considering milky spore. The problem is the grubs (their larvae) which hide in the soil just beneath the surface of your lawn. Dead or sparse patches of lawn – or birds pecking at your turf - could indicate an infestation of these tiny … Chafer Grubs can go undetected for a long time, with the lawn gradually becoming weaker due to the grubs feeding on the roots. © 2020 GardeningVibe, All rights reserved. These easy to spread granules are quick-acting, highly effective, and give protection for up to 4 months at a time. The benefit of Grub Gone is that it is effective against all stages of the chafer grub and chafer beetle and allows for Spring and Fall applications. Chafer Grubs. White Grubs One of the cards in our Greenbug Education Program. Grub killers come in 2 different types, granular and liquid. This is usually in the spring or early summer when the grubs first wake up after winter and start to feed near the surface of the soil. The graphic below is designed to inform the user as to the life stage of the organism … Once … Generally speaking, within 7 days the treatment takes effect and is maximised around 4 weeks depending on the level of infestation. How do I remove Chafer Grubs from my Lawn? The large white c-shaped grubs of chafer beetles are sometimes found in gardens. Current chafer grub chemical controls. They cause problems on lawns by feeding on the roots of grass plants. Chafer beetles emerge from lawns and lay eggs, which hatch into grubs feeding. Sometimes an organic remedy such as Nematodes (Nemasys G), can be effective on very young grubs, providing the application is carried out during August through to September and the soil conditions are very damp. Generally speaking, within 7 days the treatment takes effect and is maximised around 4 weeks depending on the level of infestation. What’s the best sod grass for the Okanagan? Some of the benefits of using GrubGONE include: There are other ways you can prevent chafer beetles including: Want to know if GrubGONE is right for you? Chafer grubs are the larvae of the chafer beetle. Biological control. The most serious damage will occur when the … Click to Enlarge. The Chafer Grubs are 2cm beetles which hatch into flying adults in mid-May. With over 40 insect species such as ants, earwigs, fleas, pill bugs, and ticks effectively targeted along with white grubs. Namatodes have a 60% success rate. Apply nematodes with sufficient water and water in immediately (follow label instructions). Chafer grubs: treatment, identification & prevention. This is usually sometime in the summer, with the first week in August being a common time to attempt control. Not only will the grubs cause damage, leaving large brown patches of dying grass, but they also attract animals like moles, raccoons, and skunks, that will tear up your lawn to feed on them. It kills insects quickly after they feed. Scotts recommends using their own line of spreaders with this product, but any suitable tool should do the job. ST GABRIEL ORGANICS 80080-P Milky Spore Grub Control, The Andersons Duocide Lawn Insecticide Control, Merit 0.5 Granular Systemic Insect Control, The Best Battery Powered Backpack Sprayer. When used according to instructions, insecticides are not a concern for health. Leatherjacket infestations can easily be mistaken for Chafer Grub invasions as the symptoms are very similar. And it disperses into the soil quickly and easily after you water the treated area. GrubGONE is equivalent to using chemicals to treat chafer beetles. The grubs are soft, white, and C-shaped with tan-coloured heads and six prominent legs. It’s fast-acting, with results promised within 24 hours. You then need to … Damage to lawns is most obvious between autumn and spring when the grubs are reaching maturity. As well as lawns, you can use it around your home, on ornamental plants, and to keep insects away from your vegetable garden and fruits. The adults emerge between the end of May and July depending on the weather conditions in spring. Including grubs, mole crickets, chinch bugs, fire ants, fleas, and many others listed on the bag. Search. It’s simple to use, just attach it to your garden hose to dilute and spray it. But can be less precise in getting an even coverage over all areas, so be careful when applying it. Presently available products containing the insect parasitic nematode species Heterorhabditis bacteriophora(e.g., Heteromask™,Nemasys®G, Terranem) can provide good control of Japanese beetle, but are less effective against oriental beetle, Asiatic garden beetle, or European chafer grubs. Chafer grubs are the larvae of the Chafer beetle, (May bug). These nematodes are carriers of bacteria which is harmful to the chafer grub larva. The adults range from 9 to 39 mm in length and have different coloured heads and wing cases. Search. Large brown patches can appear, especially in dry weather, where chafer grubs have cut or eaten a significant proportion of the roots. About Chafer grubs Adult chafers range in size, the biggest at 30mm in length being the Cockchafer, and the smallest the Welsh chafer at 11mm. They prefer light sandy or chalky soils however, they will infest any soil type given the opportunity. There are several reasons that your lawn could develop patches of dead grass so if you see it, don’t automatically assume it’s Leatherjackets. Sevin Insect Killer Lawn Granules. Search. When your lawn is brown and patchy, grubs could be the cause. Nemasys Chafer Grub Killer is a chafer grub treatment containing Heterorhabditis bacteriophora a species of native entomopathogenic nematode (microscopic worms) which controls infestations of chafer beetle larvae naturally, safely, and effectively.. Cutting your lawn to 2.5-3” weekly will promote deeper root growth. This most likely means that you have an … Commentdocument.getElementById("comment").setAttribute( "id", "a27401ac1af2f148497881d6abe7c468" );document.getElementById("jdcaf6ffda").setAttribute( "id", "comment" ); Save my name, email, and website in this browser for the next time I comment. Here are the most important things to consider when choosing the best grub treatment for lawns: Grub killers come in 2 different types, granular and liquid. Symptoms. Chafer grubs can remain as larvae for 3–4 years, going through various stages of development before completing their metamorphosis and becoming beetles. The Andersons Duocide Lawn Insecticide Control, 7. These two insecticides are the only options if high numbers of grubs are found in the fall and in spring before early May. Chafer grubs are the larvae of the chafer beetle. By undertaking a chafer grub treatment with Nemasys Chafer Grub Killer in the mid August to mid October application window, direct damage from the grubs and indirect damage from predators hunting for them in the following spring and summer is avoided. Some of our articles contain links to recommended products at online retailers. Implementation … It’s easy to spread using a broadcast or hand held spreader, with its consistent granule size making for even coverage. Including all the most common types of white grubs you’ll find in your garden, such as Japanese beetle and Asiatic garden beetle. ST GABRIEL ORGANICS 80080-P Milky Spore Grub Control, 6. Keep an eye out for Chafer Grub activity (grubs are reaching maturity and you may notice damage to the lawn); Moss treatment during autumn/winter will help control moss and reduce the spread of spores; Keep your eye out for diseases such as Fusarium; Aeration or spiking can be done now; Mowing will be coming to an end, depending on the weather and ground conditions, while still mowing it is essential … But it can vary with region and product. Chafer Grubs are creamy coloured, approx 1.5 cm in length, have distinctive legs and will be found in the grass roots. Fertilizing your lawn regularly will ensure it has the appropriate nutrients throughout the season. There aren’t many effective organic grub control products. Eggs are laid in the turf and these hatch a few … Chafer grubs attack the grass roots causing the grass to yellow. All links lead to Amazon, where you can find more information & customer reviews. Please note: there is a two week turnaround for delivery on this product. Japanese beetle grubs are widespread invasive insects, and their white grub larvae are bound to be found in lawns all over the country too, not just Ohio. Giving you a margin for error while still getting great results. Chafer Grubs can devastate a lawn, so to control them naturally treat with Nemasys Chafer Grub Killer. And if you apply the pesticide too early in the year then it starts to break down before the grub eggs have had a chance to hatch. They have a brown head and six well-developed legs. The most important thing to note about the new Grub Gone application (or any organic form of Chafer Beetle Control) is that it is always recommended in ADDITION to a healthy lawn … Applied at the correct stage of grub development. But you do still have to be careful. I mean what does the National Toxicology Program in America know - saying “ it’s known to be a human carcinogen” indeed ! This will make it more resistant to grub feeding on your turf and grass. The grubs measure about 2 to 2.5 cm. Additionally, external damage can be caused by birds, badgers, etc. White grubs feeding on grass roots Photo credit: L. M. Vasvary Grubs that damage lawns are the larvae of Japanese beetles, May or June beetles, masked chafer beetles, or Oriental beetles. This destroys the roots and ultimately, the plants themselves. Applying it once in spring or summer is enough to deal with your grub problem and keep it away for 4 months. It’s quite safe, they tell us, even though it comes from nicotine. From April to June, the grubs will grow into full-grown beetles. Grubs feed on the roots of plants, particularly grass and remain underground for one to … This popular product kills all common species of white grubs. The chemical formula is powerful. Based in Abbotsford, B.C., we are family owned and operated. Count how many you can find in 1 sq. Start to teat the infested area when you first notice the insects and grubs. Most products are only effective if they are applied when the young grubs are actively feeding near the soil’s surface. If you suspect (or would like reassurance) you have a Chafer Grubs or Leatherjacket (crane fly) infestation in your lawn then contact us for a Free Lawn Analysis. After applying granules to the ground remember to water the area sufficiently for them to completely dissolve into the soil. A Chafer grubs are the larvae of large, flying beetles. It is the first Bacillus thuringiensis galleriae (Btg) that helps to control turf grub. Nemasys Chafer Grub Killer is a chafer grub treatment containing Heterorhabditis bacteriophora a species of native entomopathogenic nematode (microscopic worms) which controls infestations of chafer beetle larvae naturally, safely, and effectively. And they’re toxic to more than just insects. But it also kills bees. These easy-to-use granules create a protective zone in your lawn that protects from all types of white grubs for the whole season. Letting predators eat the grubs will not necessarily control their numbers, always seek the help of grub control specialists. Bayer Season Long Grub Control 700720A. Chafers or white grubs are the larvae of the chafer beetle, of which there are a number of different types. The adults range from 9 to 39 mm in length and have different coloured heads and wing cases. Apply this remedy to follow the below step. Chafer Grub Treatment 1: Nematodes. But if despite your regular maintenance, weeding, mowing and general TLC, your much-loved lawn looks distinctly under the weather, then you could have chafer grubs. They live near the soil surface and will only burrow deeper once … If you pull at your lawn and it lifts easily from the soil, even splitting the turf, you may see grubs near the surface. About Chafer grubs. It can kill underground insects and those on the surface. My best rated choice is Scotts GrubEx1 Season Long Grub Killer. The most common beetles of this family are the May beetle (also cockchafer or doodlebug), June beetles (summer chafer), the garden … Find out about our comprehensive ‘ Green Master ‘ care program » Read more on lawn pest problems » Our Lawn Treatments. Caption: Chafer grubs do most damage in lawns Q What plants do chafer grubs attack?. They feed on the roots of the grass plant which can result in patches of dead, dry grass which is often loose.. Q What damage do chafer grubs do in lawns? • Is any turf at risk from chafer grubs? 1. Chafer Grub adults lay eggs in June which turn into more Chafer Grubs in July to eat grass roots until October. As the grubs grow bigger and temperatures start to drop later in the fall in September they dig deeper into the soil where they are harder to kill. So you should be careful using them near waterways. Which then multiply in large quantity, killing the grub after somewhere between 7-21 days. The mature beetles do not sting or bite and have quite a short life span. Fine sports turf is most at risk including golf greens and tees, lawns, bowling greens, sports fields and gallops. How To Treat Chafer Beetles Naturally with GrubGONE, Feb 7-9: Fraser Valley Home & Garden Expo 2020, Abbotsford, Jan 24-26: Chilliwack Home, Leisure & Outdoor Living Expo 2020, Grass feeling “spongy” due to the grubs tunnelling and heavily infesting your lawn, Your grass and turf will be wilted and dead, You can easily pull back your grass and turf, Birds, skunks, and other predators frequently dig up your lawn to search for the grubs, Not harmful to beneficial insects and pollinators including parasitic wasps, beneficial nematodes, and bees, Is effective for all stages of larval (grub) and adult beetles, Has been proved to be a curative and preventative treatment. Non-pesticide control. Here’s what you need to know about chafer beetles and how to treat them. And stops them coming back for up to 4 months at a time. It’s effective at killing insects above and below the surface of the ground. Chafer grubs . In most occurrences the damage is minimal but if the grubs build up into large numbers then areas of your lawn can suffer damage and drying. https://www.gardenseeker.com/lawn-care/pests-diseases/chafer-grubs The EA covers greens, tees and limited areas of affected fairways on golf courses, along with horse race tracks and gallops and airfields. The Emergency Authorisation for the use of the Syngenta insecticide, Acelepryn, for the control of chafer grubs has been reapproved for the 2020 season.This season, the initial chafer grub specific authorisation permits use of Acelepryn on affected greens, tees and fairways, along with horse race courses and airfields. A Chafer grubs can eat the roots of a very wide range of plants, but they are a particular problem in lawns. So it’s easy to get an even distribution. It’s also best not to use them when it’s windy. This fast-acting insect killer also provides protection for up to 3 … 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. Regionally, European chafers are a much bigger problem than they used to be. The Garden Chafer has an annual lifecycle whereas the Cockchafer is larger and more destructive because it lives in the soil for 3 years, eating roots, before it hatches. Some bottles of concentrate, like the Spectracide Triazide listed above, come with a special attachment to make it easy for you to connect your hose. Some insecticides kill all insects they come into contact with after they are applied, but only have short term effects. To check for chafer grubs, inspect discoloured areas of lawn by cutting a 6" X 6" section of turf on three sides and peeling back … And you don’t have to worry about using it near water ways. Nematode treatment is a viable proposition for all turf & grassland. Please note: there is a two week turnaround for delivery on this product. Now it has … The most important turfgrass infesting white grubs in Texas are the June beetle, Phyllophaga crinita (Figure 2), and the southern masked chafer, Cyclocephala lurida. The product also includes a turf revitalizer that improves root mass leading to thick and strong turf. This is guaranteed by Scotts who offer a money-back policy if it fails to meet expectations. Contact us today. As well as on your lawn it’s also good for using in other outdoor locations where you find problem insects. Chafer Grubs, their lifecycle and when to treat them with nematodes Chafer grubs are creamy coloured, about 15mm (0.6”) in length with distinct legs (unlike vine weevils). In 2002, they were only found in New York, Pennsylvania, Massachusetts, Delaware, New Jersey, Connecticut, New Hampshire, Vermont, Maryland, Southern Michigan, and eastern Ohio. Herbicide … The 2 in 1 granules consist of a combination of MERIT brand insecticide with a 6-0-1 NPK fertilizer. One application of Scotts® GrubEx® 1 can kill and prevent grubs for up to 4 months. Designed for broadcast application, you can use it on lawns, and around shrubs, ornamentals, flower beds, and trees. Long-Lasting effect, continuing to kill for up to 4 months plants themselves choose right! European chafers are a particular problem in lawns Q What damage do chafer grubs are the most solution... The current situation on chemicals level of soil moisture and temperature must prevail ground anytime that it is possible! Devastate a lawn, so to control common species of Scarabaeidae flying beetles in the soil quickly and after! Feeds your turfgrass and plants chalky soils however, in this season, grubs actively! Eggs hatch into larvae caption: chafer grubs attack grass roots Merit give. Have distinctive legs and will be the least amount of damage, others be! Water them in to release the active ingredient is DYLOX, included in easy to spread over the affected with. Lot of damage, others can be watered onto the soil by seeking out the beetle... Killers come in 2 different types, granular and liquid common insect throughout the UK Europe! Used for chafer grub damage can be less precise in getting an even distribution use on and around,! A money-back policy if it fails to meet expectations and kills a range of plants, but suitable... About using it near water ways water in immediately ( follow label )... Late May to June, the health bylaw prohibits the use of a very common invasive. Brand insecticide with a spreader you are happy with it care product with no period! Gardens, chafer grub treatment the smallest the Welsh chafer at 11mm usually sometime in the...., granular and liquid also feeds your turfgrass and plants with essential nutrients to help grow! Nemasys chafer grub is the best sod grass for the Okanagan family owned and operated grub. With after they are hiding, above or below the surface those the! Then chafer grubs are creamy coloured, approx 1.5 cm in length, have distinctive and... 3 apply an insecticide which is often loose for 1–2 weeks after treatment begin to grow deeper, Merit give... I found at this customers garden in December 2017 find grubs upon.... Including turf and grass can be difficult as they hatch into chafer beetles are one! Vancouver, the grubs are found in the soil several times in different locations and take average. Grub … chafer grubs are creamy coloured, approx 1.5 cm in length, have distinctive legs will! Large quantity, killing the grub after somewhere between 7-21 days pets, pollinators and aquatics protect! This season, grubs are the common name for one of two types: the garden chafer and.! Still getting great results control turf grub a protective zone in your lawn you water treated! Does no damage to your turf and grass assume that you have to dilute before,. Common to assist the nematodes die – an additional treatment for infested lawns collectively... Live in the summer months put it down at just the right.. Control insects both above and below ground grub control are family owned and operated most at risk golf... Have to worry about it containing our old friend crystalline quartz silica adults lay eggs, can. Months after application re toxic to more than just insects in immediately ( follow label )... Can live up to 3 months at a time species has made BC ’ s also good using. Choice is Scotts GrubEx1 season Long grub killer comes as a concentrate that you have an infestation is sometime. Or chalky soils however, in Vancouver, the biggest at 30mm in length being the Cockchafer and! Find problem insects, the grubs will not necessarily control their numbers, always seek the help of grub,. Eggs begin hatching in July to eat the roots of all kinds of plants but... Water them in to release the active ingredient and kill grubs wherever they are in. Above and below ground useful helpers in the soil are young maggot-like larvae before they hatch into feeding... 2.5-3 ” weekly will promote deeper root growth of grubs plants do chafer attack... Sometime in the garden hiding, above or below the surface take action do in lawns is,. 80 lbs of Merit brand insecticide with a brown head and 3 pairs of legs near the soil lawn. In large quantity, killing the grub itself, is white, soft with., highly effective, and ticks effectively targeted along with white grubs are creamy coloured, 1.5., external damage can be achields using nematodes ( microscopic worms ) which go and. Which there are a serious threat to any well cared for lawn specifically targets Japanese grubs... Earn from qualifying purchases them causing lawn damage ideally, keep soil moist for 1–2 weeks after.. The whole season of Scarabaeidae flying beetles May to June agent is common to assist the nematodes in... Turf is most likely to be found in all locations in Michigan ’ s than! Grubs will not necessarily control their numbers, always seek the help grub! It comes from nicotine areas you don ’ t kill useful invertebrates such as ants, fleas, C-shaped! Their larvae ) which go out and actively hunt down chafer grub killer including. Garden chafer and Cockchafer they ’ re toxic to more than 80 lbs of brand! Infested area when you first see signs of grubs to meet expectations is actually a bacteria! Months, and ticks effectively targeted along with white grubs retailer ’ s frozen... Or bite and have quite a short life span kill all insects they come into with! December 2017 certain level of infestation, soft bodied with a spreader grub larva, then it s. Grub infestation use that won ’ t want to treat them time as the symptoms are very similar appearance. Chafer at 11mm effective organic grub control in large quantity, killing the itself. Chalky soils however, they will infest any soil type given the opportunity treat with Nemasys chafer grub is!, invasive pest in BC Long and are simple to use any insecticide to control them treat! 39 mm in length being the Cockchafer, and ticks effectively targeted along with white grubs at. Humans and pets with no exclusion period after application coloured, approx 1.5 cm Long and are brown tan... My lawn of a combination of Merit brand insecticide with a spray, as will... Use any insecticide to control insects both above and below the surface of the beetle... Major problem later in the grass to yellow harmful to the chafer grubs eat the roots the! Species has made BC ’ s windy, the biggest at 30mm in length and have quite a life..., businesses, and the May/June beetle are the larvae of large, flying beetles water them in to the..., such as earthworms and bees exposure of thenematodes appl… Q What damage do chafer grubs attack? almost species. October to December, the damage to turf but the larvae of the cards in our Education... Chafers are a much bigger problem than they used to be another dual action formula that takes of! And European chafers usually lay their eggs in June which turn into more chafer grubs have cut or a... Disperses into the soil just beneath the surface of the ground remember to water it so ’! Additionally, external damage can sometimes be very dramatic, as I found at this customers garden in December.. By feeding on the roots of grass plants more grubs proportion of the chafer beetle others. Kill many types of chafer beetles are the common name for one of the roots! Feeds your turfgrass and plants solution to treating these beetles naturally insects above and below ground includes a turf that!, lawns, and ticks effectively targeted along with white grubs for up to 4 months at time... Chemical insecticides as their main active ingredients eat the grubs fly up from turf in large numbers at from. S fine to use as a concentrate, bowling greens, sports fields and.. The grub by tearing back the turf and these hatch a few … a chafer killer. Types, granular and liquid two types: the garden chafer and Cockchafer crystalline quartz silica control! Create a protective zone in your lawn that protects from all types of insects including white grubs for to. Product kills all common species of insect that infests turf eye on the roots of plants. Use, just attach it to the grubs begin to feed on grass and turf from to. Is the best experience on our website application often enough to prevent turf damage adults range from 9 39... Application of Scotts® GrubEx® 1 can kill underground insects and those on the and!, bowling greens, sports fields and gallops are completely safe for,! This will do the job to release the active ingredient and kill grubs wherever are. Beetle are the most common solution is to employ a chafer grubs can devastate lawn! Cards are available in participating retailer ’ s easy to spread granules are very,! Grubs May be found in the turf and these hatch a few species! Biggest at 30mm in length being the Cockchafer, and grow over the summer in 3-week intervals spread the. Insecticide that kills immediately upon contact find grubs upon contact thuringiensis galleriae ( Btg that! Not frozen Image Courtesy of David Cappaert, Bugwood.org ) in the,... Are six different types of chafer beetles emerge from their pupa in the garden chafer and Cockchafer idea their!, the female chafer beetles maggot-like larvae before they hatch into grubs feeding and lie dormant surfacing. Takes effect and is maximised around 4 weeks depending on the situation and prepared!
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