In frost-free areas, however, the larva feed all winter. The life cycle of the lawn chafer beetle. 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. The pre-pupal stage lasts 2–4 days and the pupal stage lasts 2 weeks. Why European Chafer beetles are a nuisance. P: 888.472.7748 Eggs hatch around mid-July, and the grubs moult twice over 8 weeks. Eggs are laid into the soil which hatch into small white grubs. that European Chafer causes. The European Chafer beetle is a grub that feeds on the roots of plants. E: Email. The grubs are soft, white and C-shaped with tan-coloured heads and six prominent legs. 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. 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. The mature The European Chafer Beetle originated in continental Europe but can now be found in temperate climates across North America. Life Cycle of the European Chafer. Right now we are in isolation in our home in AZ. The European Chafer Beetle originated in continental Europe but can now be found in temperate climates across North America. The European Chafer Beetle is an invasive insect pest. Leave a Reply Cancel reply. Although treatment can help in early times in the season, July is the most optimal time to apply your treatment. You may also see birds, skunks, and other predators digging up your lawn in search of grubs. Heavy infestations may lead to your grass feeling "spongy" due to the grubs tunneling below. Need an Organic Solution to a Chafer Beetle Infestation in Surrey, White Rock, Langley or Metro Vancouver? All Rights Reserved. Count the number of grubs. P: 425.486.2180 Interrupting the life cycle of the Chafer beetle is the key to stopping your lawn from being ripped up. The mature grubs thrive in … Please stay safe. Here's how to treat chafer beetles with GrubGONE. This is why it can be a devastating lawn pest. Contact us when you are back in Bothell. 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. Fold each square back and dig through the soil between the grass. It spends most of it’s life underground, eating roots of plants. the surface. We are extremely concerned about the Covid 19. The life cycle of the Chafer Beetle lasts one year with new eggs hatching in July pending weather conditions. They are most active on warm, clear nights when the temperature is over 19C (66F). The beetles fly to tall objects, usually trees or other vertical structures to mate. 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. Keep the soil moist for two to three weeks after applying the nematodes to ensure best results. The chafer’s life cycle is one year. This should cover a 33 x 45 foot lawn. 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: In drier weather, the damage appears as brown patches in the lawn. The most important step in this method is to water the newly seeded grass deeply every day to make sure deep roots are established. They are also C-shaped, like the European chafer larvae. Chafer beetles have a one-year life cycle. Stay healthy and pray that this pandemic ends soon. They burrow deeper for winter and lie dormant before surfacing in spring to emerge as beetles. Chafer grubs are creamy coloured, about 15mm (0.6”) in length with distinct legs (unlike vine weevils). If you find more than 5-10 grubs per section, you may have an infestation to treat. Read our blog post for more information. 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. In order to ensure the treatment and the extermination of the beetle, it is recommended to apply multiple treatments to your lawn or garden. Their population rapidly increases. The European Chafer Beetles have invaded Vancouver. In Metro Vancouver they are confined to turfgrass habitat and have not been observed on agricultural or natural areas. Chafer beetles emerge from lawns and lay eggs, which hatch into grubs feeding. Here is more information about the chafer beetle’s life cycle. They have stout white bodies curved in a C shape, light brown heads, with three pairs of legs at the head end. We have the June Bug in our Bothell houses lawn. 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. Thank you so much for this information. We would be happy to work with you to deal with the chafer beetle in your lawn. So, in addition to root damage, homeowners also have to worry about destruction caused by larger creatures. The imago, or adult beetle, stage is quite short, lasting 1–2 weeks. In Harmony does not recommend you apply any systemic insecticides or other chemicals. The grubs, measuring 2 to 2.5 cm, are soft, white, and C-shaped with tan-coloured heads and six prominent legs. The City of Vancouver does not allow pesticides or chemicals such as Merit or Arena to treat chafer beetles, as per Health Bylaw No. Even if the chemicals are “naturally” derived, they can kill worms and beneficial insects. We have recently gotten several comments in response to last year’s blog post about chafer beetles. Your email address will not be published. Life Cycle. Apply nematodes on your lawn at a rate of approximately 50 million nematodes per 139 square metres (1500 square feet). 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. Nematodes are tricky to use, however. 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. This lively beetle (Amphimallon majalis) has an annual life cycle that is worth understanding in an attempt to control it. © 2020 In Harmony Sustainable Landscapes. They are a nuisance because the grubs feed on the roots of all kinds of different plants, including turf and grass, destroying the plants. Since it was first discovered in 2001, the geographic range of the pest has grown substantially, particularly here in Richmond. Once near the surface the grubs give off a powerful scent which attracts local raccoons, crows, and skunks. 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. 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. The European chafer has a 1-year life cycle. Chafer beetles appear to be spreading in our region. It’s also important to note that treatment should not be a one-time thing. 9535 prohibits the use of neonicotinoid pesticides, such as Merit or Arena, to combat European Chafer beetles. Grubs will feed all throughout the winter until they pupate in May. The chafer beetle life cycle is typical of other beetles in the Scarabaeidae family of beetles. Life Cycle of the European Chafer Beetle. The grubs feed on the roots of grass and turf used for lawns. Intense feeding occurs from March through May. Photo: City of Surrey, BC. The beetle’s most susceptible time is when it is the egg form in late July. 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. Feb 20, 2020 | Lawn Care, Pest Control | 2 comments. It was first identified in the Lower Mainland in New West Minster in 2001 and has since spread to many municipalities across Metro Vancouver. They are a nuisance because the grubs feed on the roots of all kinds of different plants, including turf and grass, destroying the plants. I have seen the damage it makes. The grubs feed on the roots of many different plants, but prefer the fibrous roots of turf grasses. 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. 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. 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. The June beetle larvae also feed on the tufts and grasses, like the European chafer grub. The beetle spends its childhood and teen years as a grub in the soil, feeding on the roots of grasses, particularly in lawn areas. 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. Grass that tells chafer beetles to keep out Tests show that using tall fescue grass is more resistant to European chafer beetle. If you liked it, please feel free to share! An image showing the life cycle of a chafer beetle larvae. Also, adopt a vigorous maintenance routine involving aerating, dethatching, fertilizing, deep watering, and mowing. F: 425.486.2185 Damage is seen in the fall to early spring when the grubs are full-grown. The European chafer completes its life cycle in one year. 1.844.777.LADY(5239) Mon - Sat: 8:30 - 18:00 . Their life cycle is only one year long. The adult chafers emerge from the ground in late spring and mate in large swarms, usually on shrubs and low trees. The eggs hatch around mid-July, and the grubs grow and moult twice over 8 weeks. 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. 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. 453 West 12th Ave In drier weather, the damage caused results in the appearance of brown patches in the lawn. Then, after a lengthy period of growth, these grubs pupate and the transform into their adult forms and take to the air to mate. Impacts. Here in Surrey, the Chafer Beetle has become an increasingly serious pest and many homeowners are frustrated by brown, torn apart lawns. Please note the exemption permit allows for sprinkling between the hours of 4:00am – 9:00am only. We will be home in May, hopefully, and will discuss treatment with you at that time. 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 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 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). We do recommend beneficial nematodes and can apply them for you. The grubs hatch by late July. Chafer Beetle Larvae (grubs) make their way up to the soil surface to feed on turf/grass roots. Chafer beetles have a one year life cycle and populations build up quickly. Vancouver, BCV5Y 1V4, Terms of UsePrivacy PolicyWebsite accessibility. Thank you for your comment. Required fields are marked *. The life cycle of the Chafer Beetle lasts one year with new eggs hatching in July pending weather conditions. Biology and Life Cycle Chafer beetle complete their life cycle in one year which means that their population may rapidly increase if left unchecked. Chafer beetles cause a two-fold damage to yards and landscapes. Chafer Beetle in a Vancouver lawn, could have been prevented with proper lawn maintenance and care. 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. The invasive European chafer beetle species has made BC’s lower mainland and other regions home. Birds and animals (especially skunks and crows) cause further damage by digging for the grubs. The Lifespan of a Chafer Beetle. 9535. Early to Mid-Spring. This can be done within your lawn watering restrictions. 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. 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. 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!). Health Bylaw No. Stay connected with us 24/7, City Hall Many lawns have been ruined on private and public lands and control of this Beetle is now part of regular lawn maintenance. The chafer beetle’s life cycle. European Chafer Beetle reproduces rapidly and is difficult to manage. Its grubs can also severely damage turf. The Lifespan of a Chafer Beetle. 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. In frost zones, the grubs feed until November and then move deeper into the soil. Damage by animals is most severe in the fall and spring when the grubs are rapidly increasing in size and feeding near the surface. Your email address will not be published. The Japanese beetle (Popillia japonica) was detected in the False Creek area of Vancouver in 2017, and eradication efforts are underway. The adults come out of the ground in late spring and mate in large swarms, usually on low trees and shrubs. The European chafer beetles’ short life cycle can lead to a rapidly increasing population if not managed (City of Vancouver 2017). People describe lawns that crows have ripped to shreds while looking for beetle larvae. Infested turf will commonly be wilted or dead and be easy to pull back, revealing the feeding larvae. Take the following steps to monitor your lawn for infestations: Keep your turf healthy. Crows and other animals may tear lawns apart seeking chafer beetle larvae. Our neighbours lawn is green and lush this year with no signs of chafer damage. 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. Health Bylaw No. Required fields are marked * … By June, the new beetles begin emerging from the ground. The adult chafers emerge from the ground in late spring and mate in large swarms, usually on shrubs and low trees. Save my name, email, and website in this browser for the next time I comment. Click on the pdf to download the infographic. Although they arrived from Europe, they’re well at home now in BC’s Lower Mainland and many other regions. Chafer grubs can be found in the soil under the loose turf. The adult females then locate nearby lawns to lay their eggs in. Life Cycle of the European Chafer Beetle. The beetles are most active on warm, clear nights when the temperature is above 19C (66F). “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. This is not the Chafer Beetle’s destructive stage. contact@ladybuglandscaping.ca . Dig up test sections in both affected and unaffected areas so you can monitor for … Cut the sides of a 30 by 30 cm square of sod to a depth of 5 cm in five sections per lawn. Biology The European Chafer completes a life cycle in one year. 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. The chafer’s life cycle is one year. Sustainable Landscape Design & Installation. Adult Chafer Beetles are tan or brown, measuring approximately 1.5 centimetres (0.5 inches) long. Their life cycle is only one year long, which means that their population rapidly increases. The larvae (or grubs) have brown heads and white, C-shaped bodies, and they’re smaller than a dime. Moisten your lawn well (to the consistency of a wrung-out sponge). We hope you enjoy the article and download the infographic (at the bottom). 9535 prohibits the use of neonicotinoid pesticides, such as Merit or Arena, to combat European Chafer beetles. In high traffic areas consider grass replacements such as mulch or paving stones, or use alternative ground covers. Your email address will not be published. Its larvae feed on the roots of grasses, causing serious damage to lawns. 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. Download our helpful apps 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. This will help you know what to do to defend your lawn against the beetle. Water the lawn again after the application to push the nematodes into the soil. 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Twice over 8 weeks that this pandemic ends soon may rapidly increase if left unchecked the. Digging up your lawn for infestations: keep your turf healthy bodies curved in C... Frost-Free areas, however, the geographic range of the chafer ’ s Lower Mainland in West... And they ’ re well at home now in BC ’ s life underground eating! In your lawn ( 1500 square feet ) x 45 foot lawn since it was first in. Stay healthy and pray that this pandemic ends soon new West Minster in 2001 and since!