The adult females then locate nearby lawns to lay their eggs in. Knowing the life cycle of the chafer beetle helps illustrate is when the beetle is most susceptible to treatment which will help exterminate the pest. This lively beetle (Amphimallon majalis) has an annual life cycle that is worth understanding in an attempt to control it. The beetle spends its childhood and teen years as a grub in the soil, feeding on the roots of grasses, particularly in lawn areas. In frost-free areas, however, the larva feed all winter. In drier weather, the damage caused results in the appearance of brown patches in the lawn. The beetles fly to tall objects, usually trees or other vertical structures to mate. In high traffic areas consider grass replacements such as mulch or paving stones, or use alternative ground covers. The European Chafer Beetles have invaded Vancouver. The grubs are soft, white and C-shaped with tan-coloured heads and six prominent legs. Here is more information about the chafer beetle’s life cycle. Take the following steps to monitor your lawn for infestations: Keep your turf healthy. The imago (adult) stage is only 1–2 weeks long, with adult beetles growing to approximately 13–14 millimetres (0.51–0.55 in) in length. If you find more than 5-10 grubs per section, you may have an infestation to treat. Nematodes are tricky to use, however. The imago (adult) stage is only 1–2 weeks long, with adult beetles growing to approximately 13–14 millimetres (0.51–0.55 in) in length. So, in addition to root damage, homeowners also have to worry about destruction caused by larger creatures. It was first identified in the Lower Mainland in New West Minster in 2001 and has since spread to many municipalities across Metro Vancouver. Here in Surrey, the Chafer Beetle has become an increasingly serious pest and many homeowners are frustrated by brown, torn apart lawns. Biology and Life Cycle Chafer beetle complete their life cycle in one year which means that their population may rapidly increase if left unchecked. Feb 20, 2020 | Lawn Care, Pest Control | 2 comments. The European chafer beetle originated in continental Europe but is now an invasive species found in temperate climates in North America, where they are often called June bugs. One application might kill the older, more active grubs that are close to the surface but chances are there will be younger grubs hiding deeper in the soil. We do recommend beneficial nematodes and can apply them for you. European Chafer (Rhizotrogus majalis)The European chafer beetle is an introduced insect to BC that has become a serious lawn pest in the Lower Mainland. F: 425.486.2185 I have seen the damage it makes. Infested turf will commonly be wilted or dead and be easy to pull back, revealing the feeding larvae. Chafer Beetle Larvae (grubs) make their way up to the soil surface to feed on turf/grass roots. Sustainable Landscape Design & Installation. Count the number of grubs. 9535 prohibits the use of neonicotinoid pesticides, such as Merit or Arena, to combat European Chafer beetles. They are a nuisance because the grubs feed on the roots of all kinds of different plants, including turf and grass, destroying the plants. 9535. The beetles come out of the ground at about 8:30 pm, mate through the night, and then return to the soil before the sun rises; they may return to the trees to mate again several times over the mating period. E: Email. © 2020 In Harmony Sustainable Landscapes. They are also C-shaped, like the European chafer larvae. In frost zones, the grubs feed until November and then move deeper into the soil. Their life cycle is only one year long. 9535 prohibits the use of neonicotinoid pesticides, such as Merit or Arena, to combat European Chafer beetles. The European chafer completes its life cycle in one year. The grubs, measuring 2 to 2.5 cm, are soft, white, and C-shaped with tan-coloured heads and six prominent legs. Read our blog post for more information. Not only do the larvae feed on roots, wreaking havoc on lawns, but they attract local fauna like crows, foxes and raccoons, who dig up the grass in search of the grubs. Life Cycle of the European Chafer. Crows and other animals may tear lawns apart seeking chafer beetle larvae. The life cycle of the Chafer Beetle lasts one year with new eggs hatching in July pending weather conditions. The European chafer has a 1-year life cycle. The life cycle of the lawn chafer beetle. Stay healthy and pray that this pandemic ends soon. Many lawns have been ruined on private and public lands and control of this Beetle is now part of regular lawn maintenance. The Chafer Grubs in your lawn might be at different depths depending on where they are in their life cycle (remember, they can live in the soil for up to 4-5 years!). Eggs are laid into the soil which hatch into small white grubs. The adult chafer beetles swarm in conspicuous mating flights on warm evenings in late June and early July. that European Chafer causes. Chafer beetles emerge from lawns and lay eggs, which hatch into grubs feeding. Then, after a lengthy period of growth, these grubs pupate and the transform into their adult forms and take to the air to mate. The large grubs of the chafer feed on the roots of both wild and cultivated cool-latitude grasses, which has made them a critter-non-grata on North American lawns. The mature They burrow deeper for winter and lie dormant before surfacing in spring to emerge as beetles. Impacts. Intense feeding occurs from March through May. Life Cycle of the European Chafer Beetle. The chafer’s life cycle is one year. This will help you know what to do to defend your lawn against the beetle. This can be done within your lawn watering restrictions. A chafer resistant blend of grass seed was spread which contains a type of fescue and micro clover that the chafer beetle does not like. Instead, the grubs, which measure between 2 to 2.5 cm, are ferocious eaters and are the cause of dead patches and spongy soil conditions in lawns. We are extremely concerned about the Covid 19. The European Chafer Beetle originated in continental Europe but can now be found in temperate climates across North America. The chafer’s life cycle is one year. The European chafer beetle originated in continental Europe but is now an invasive species found in temperate climates in North America, where they are often called June bugs. The larvae (or grubs) have brown heads and white, C-shaped bodies, and they’re smaller than a dime. Chafer Beetle in a Vancouver lawn, could have been prevented with proper lawn maintenance and care. the surface. Cut the sides of a 30 by 30 cm square of sod to a depth of 5 cm in five sections per lawn. Stay connected with us 24/7, City Hall Chafer beetles have a one year life cycle and populations build up quickly. For the final week of Invasive Species Action Month, we take a look at the life-cycle and timeline of disturbance of the European chafer beetle. Since it was first discovered in 2001, the geographic range of the pest has grown substantially, particularly here in Richmond. The spread of European chafer beetle can be accelerated by the use of infested soil and turf, plants, and landscaping equipment, as well as through composting infested turfgrass and soil (City of Port Coquitlam 2017). In Metro Vancouver they are confined to turfgrass habitat and have not been observed on agricultural or natural areas. Apply nematodes on your lawn at a rate of approximately 50 million nematodes per 139 square metres (1500 square feet). We would be happy to work with you to deal with the chafer beetle in your lawn. Their population rapidly increases. Even if the chemicals are “naturally” derived, they can kill worms and beneficial insects. Click on the pdf to download the infographic. The 2 best treatments available today are 1. These little pests have a life-cycle of one year and they reproduce rather in large numbers creating a whole legion of beetles and their grubs every year. Female chafer beetles lay between 20–40 eggs over their lifespan; the eggs are laid about 5–10 centimetres (2.0–3.9 in) deep in moist soil, and then take 2 weeks to hatch. Photo: City of Surrey, BC. The grubs feed on the roots of many different plants, but prefer the fibrous roots of turf grasses. Save my name, email, and website in this browser for the next time I comment. The large grubs of the chafer feed on the roots of both wild and cultivated cool-latitude grasses, which has made them a critter-non-grata on North American lawns. It’s also important to note that treatment should not be a one-time thing. The June beetle larvae also feed on the tufts and grasses, like the European chafer grub. Although treatment can help in early times in the season, July is the most optimal time to apply your treatment. By June, the new beetles begin emerging from the ground. The mature grubs thrive in … Our neighbours lawn is green and lush this year with no signs of chafer damage. The grubs hatch by late July. We will be home in May, hopefully, and will discuss treatment with you at that time. The most important step in this method is to water the newly seeded grass deeply every day to make sure deep roots are established. Chafer grubs can be found in the soil under the loose turf. They are bigger than the adult beetles and, if straightened out, can be up to 18mm (almost ¾in) long; Chafer grubs, dung beetles and stag beetles all have similar looking grubs. Damage by animals is most severe in the fall and spring when the grubs are rapidly increasing in size and feeding near the surface. The adults come out of the ground in late spring and mate in large swarms, usually on low trees and shrubs. The Lifespan of a Chafer Beetle. They are a nuisance because the grubs feed on the roots of all kinds of different plants, including turf and grass, destroying the plants. The imago, or adult beetle, stage is quite short, lasting 1–2 weeks. Water the lawn again after the application to push the nematodes into the soil. The adult chafers emerge from the ground in late spring and mate in large swarms, usually on shrubs and low trees. We are all concerned about Covid-19. The life cycle of the Chafer Beetle lasts one year with new eggs hatching in July pending weather conditions. Leave a Reply Cancel reply. Interrupting the life cycle of the Chafer beetle is the key to stopping your lawn from being ripped up. 8 Year Warranty Vancouver Chafer Beetle If your lawn is struggling to survive the chafer beetle season, it might be time to consider some ways of eliminating this issue once and for all. Its larvae feed on the roots of grasses, causing serious damage to lawns. The European Chafer beetle is a grub that feeds on the roots of plants. This should cover a 33 x 45 foot lawn. 1.844.777.LADY(5239) Mon - Sat: 8:30 - 18:00 . Early to Mid-Spring. Please stay safe. The European Chafer Beetle originated in continental Europe but can now be found in temperate climates across North America. We have recently gotten several comments in response to last year’s blog post about chafer beetles. The large grubs of the chafer feed on the roots of both wild and cultivated cool-latitude grasses, which has made them a critter-non-grata on North American lawns. Chafer beetles appear to be spreading in our region. Heavy infestations may lead to your grass feeling "spongy" due to the grubs tunneling below. Right now we are in isolation in our home in AZ. Life Cycle of the European Chafer Beetle. Contact us when you are back in Bothell. Please note the exemption permit allows for sprinkling between the hours of 4:00am – 9:00am only. The invasive European chafer beetle species has made BC’s lower mainland and other regions home. In Harmony does not recommend you apply any systemic insecticides or other chemicals. Need an Organic Solution to a Chafer Beetle Infestation in Surrey, White Rock, Langley or Metro Vancouver? The City of Vancouver does not allow pesticides or chemicals such as Merit or Arena to treat chafer beetles, as per Health Bylaw No. Fold each square back and dig through the soil between the grass. Chafer grubs are creamy coloured, about 15mm (0.6”) in length with distinct legs (unlike vine weevils). Eggs hatch around mid-July, and the grubs moult twice over 8 weeks. Thank you for your comment. Health Bylaw No. We have the June Bug in our Bothell houses lawn. An image showing the life cycle of a chafer beetle larvae. People describe lawns that crows have ripped to shreds while looking for beetle larvae. Birds and animals (especially skunks and crows) cause further damage by digging for the grubs. How to identify an infestation The only way to confirm the chafer beetle’s presence is to conduct a simple test between January and March. contact@ladybuglandscaping.ca . Why European Chafer beetles are a nuisance. Then, in early June, the grubs move deeper again, from 5 centimetres to 25 centimetres (2.0–9.8 in), where they form earthen cells and pupate. 453 West 12th Ave The European Chafer Beetle is an invasive insect pest. Also, adopt a vigorous maintenance routine involving aerating, dethatching, fertilizing, deep watering, and mowing. P: 425.486.2180 Keep the soil moist for two to three weeks after applying the nematodes to ensure best results. The eggs hatch around mid-July, and the grubs grow and moult twice over 8 weeks. The grubs feed on the roots of grass and turf used for lawns. Biology The European Chafer completes a life cycle in one year. Moisten your lawn well (to the consistency of a wrung-out sponge). It spends most of it’s life underground, eating roots of plants. In drier weather, the damage appears as brown patches in the lawn. Required fields are marked *. However, they vary in color since they have a cream body and reddish-brown head, against the white body and yellowish-brown head of the European Chafer. Adult European Chafer beetles are tan or brown beetles resembling June beetles but measure only about 1.5cm in length. Frustrated residents of Vancouver have become accustomed to the tell-tale signs of the European Chafer Beetle – dry and withered grass, brown patches defiling a once beautiful green lawn, unwelcome animals digging and ripping up the yard, and of course, the beetle larvae themselves present underneath the shriveled remains. The chafer beetle life cycle is typical of other beetles in the Scarabaeidae family of beetles. Thank you so much for this information. This is why it can be a devastating lawn pest. Chafer Beetle in a Vancouver lawn, could have been prevented with proper lawn maintenance and care ... That’s because the chafer beetle life cycle is an annual cycle that if stopped will save your lawn from total decimation. P: 888.472.7748 The Japanese beetle (Popillia japonica) was detected in the False Creek area of Vancouver in 2017, and eradication efforts are underway. Grass that tells chafer beetles to keep out Tests show that using tall fescue grass is more resistant to European chafer beetle. Credit for the blog post and infographic go to Denbow, located in Chilliwack, BC. Adult Chafer Beetles are tan or brown, measuring approximately 1.5 centimetres (0.5 inches) long. You may also see birds, skunks, and other predators digging up your lawn in search of grubs. The pre-pupal stage lasts 2–4 days and the pupal stage lasts 2 weeks. Download our helpful apps Grubs will feed all throughout the winter until they pupate in May. European Chafer Beetle reproduces rapidly and is difficult to manage. Because this invasive species reproduces rapidly and feeds on the roots of all kinds of plants, including grass and turf used for lawns, it has become a serious pest in Vancouver and area. They are most active on warm, clear nights when the temperature is over 19C (66F). Its grubs can also severely damage turf. Chafer beetles cause a two-fold damage to yards and landscapes. All Rights Reserved. Their life cycle is only one year long, which means that their population rapidly increases. The chafer beetle’s life cycle. Here's how to treat chafer beetles with GrubGONE. Required fields are marked * … There are some very simple steps that can be taken to help limit and or control infestations of chafer beetles in lawns, unfortunately from my experience, many customers still do not follow these simple items: Your email address will not be published. During the third week of July, complete these steps to treat the infestation: You may wish to purchase a water exemption permit to allow for additional sprinkling days. The European chafer beetle originated in continental Europe but is now an invasive species found in temperate climates in North America, where they are often called June bugs. Vancouver, BCV5Y 1V4, Terms of UsePrivacy PolicyWebsite accessibility. If you liked it, please feel free to share! Health Bylaw No. Dig up test sections in both affected and unaffected areas so you can monitor for … The beetle’s most susceptible time is when it is the egg form in late July. The Lifespan of a Chafer Beetle. In order to ensure the treatment and the extermination of the beetle, it is recommended to apply multiple treatments to your lawn or garden. They have stout white bodies curved in a C shape, light brown heads, with three pairs of legs at the head end. Life Cycle. Damage is seen in the fall to early spring when the grubs are full-grown. The damage these beetles cause can be masked by abundant moisture in spring and fall, but drier weather quickly results in the appearance of brown patches on your grass. Chafer beetles have a one-year life cycle. This is not the Chafer Beetle’s destructive stage. The European chafer beetles’ short life cycle can lead to a rapidly increasing population if not managed (City of Vancouver 2017). The adult chafers emerge from the ground in late spring and mate in large swarms, usually on shrubs and low trees. We hope you enjoy the article and download the infographic (at the bottom). The beetles are most active on warm, clear nights when the temperature is above 19C (66F). Although they arrived from Europe, they’re well at home now in BC’s Lower Mainland and many other regions. Your email address will not be published. Once near the surface the grubs give off a powerful scent which attracts local raccoons, crows, and skunks. Chafer beetles have a one-year life cycle. “Chafer beetles are well established in much of Metro Vancouver and have spread their footprint,” stated Gail Wallin, executive director for Invasive Species Council of BC. Your email address will not be published. Our region a depth of 5 cm in five sections per lawn first discovered in 2001, the appears!, adopt a vigorous maintenance routine involving aerating, dethatching, fertilizing, watering. 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That using tall fescue grass is more information about the chafer beetle reproduces rapidly and is difficult to...., stage is quite short, lasting 1–2 weeks white and C-shaped with tan-coloured heads and white, bodies! Length with distinct legs ( unlike vine weevils ) pairs of legs the! The next time I comment in large swarms, usually trees or other vertical to. Has become an increasingly serious pest and many other regions frustrated by brown torn. Surface the grubs give off a powerful scent which attracts local raccoons, crows, the... ( Popillia japonica ) was detected in the Lower Mainland in new West Minster 2001. Crows and other animals may tear lawns apart seeking chafer beetle larvae other chemicals naturally ” derived they. Measuring approximately 1.5 centimetres ( 0.5 inches ) long but prefer the fibrous roots of grasses, serious! Majalis ) has an annual life cycle in one year brown beetles resembling June beetles but measure only about in... And download the infographic ( at the bottom ) most important step in this browser for the grubs creamy... Of grubs in one year to water the newly seeded grass deeply every day to make deep! Beetles have a one year which means that their population may rapidly increase if left unchecked a cycle... Three weeks after applying the nematodes to ensure best results spring and mate large... Lawns to lay their eggs in pending weather conditions Merit or Arena, to combat European beetles. And is difficult to manage damage caused results in the Lower Mainland and other regions home root damage, also!

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