This is the result of birds like Jays, Magpies, Rooks and Crows tearing up the lawn so they can feed on the larvae. Keep grass between 6 – 10 cm high when mowing. If you apply the grub killer and then scarify you’ll disrupt the soil while the Nematodes are trying to work. Prevention. Walk the aerator across your lawn like a mower, covering the whole area with at least one pass. Remove all the dead grass with a garden rake. Ferrous Sulphate isn’t just a moss killer. The European Chafer Beetles have invaded Vancouver. Hence their nickname, the June Bug. https://homeguides.sfgate.com/repair-lawn-damage-grubs-44868.html If you have a serious Chafer Beetle infestation most of the turf damage will typically be caused by birds and animals such as raccoons or skunks digging up the chafer beetle grubs. For homeowners who are already experiencing Chafer Beetle damage or are at high risk of infection because of a thinning or patchy lawn, we recommend starting over by installing a new sod lawn. The beetles usually fly to tall, vertical structures to mate. In most cases, the presence of Chafer Grubs in your lawn is nothing to worry about. In the borders, they are happy to eat the roots of younger plants, and the damage can often be mistaken for the similar symptoms of vine weevil beetle. The City is implementing a range of turf care and Chafer beetle control measures, including removing and repairing damaged grass, and applying nematodes. Rose chafers damage many different types of flowers, fruits, trees and shrubs. If you live in rural areas, you might also start to find molehills appearing as they look for food. A tiny beetle is coursing massive damage to golf ... estimated at £85 million a year from lost income and damage repair, so the search is on for an effective solution. And search more of iStock's library of royalty-free stock images that features Adult photos available for quick and easy download. This product contains microscopic worms called Entomopathogenic Nematodes which prey on Chafer Grubs, infecting them with a fatal bacteria. 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. Unlike with overseeding which can take weeks of waiting, watering, and weeding as new grass slowly fills in, a new sod lawn can be installed quickly. It works best as a new planting, rather than inter-seeding with existing lawn. It may look like crows are maliciously destroying your lawn. In the more northern areas where cool-season grasses are grown, overseeding can be done until about the second week of October. Chafer Grubs are garden grubs which can cause severe damage to lawns or any grassed area. © Copyright 2020 Hearst Communications, Inc. The larval grubs however, often cause yellow patches to appear on lawns where they are feeding on the roots. The European chafer beetle isn’t leaving our West Coast landscapes anytime soon so we fight. Today, you have a choice of several excellent products to use to prevent grub infestations and damage. Measure the areas and cut the sod with a sharp utility knife to fit the spots. It’s the larvae, or Grub that’s responsible. Read: How to Scarify Your Lawn From Start to Finish. All Rights Reserved. However, the grubs – which are the larvae of the Chafer Beetle – can be as destructive as a bored child. By treading your lawn once a week with these sandals you can effectively control the numbers of grubs by killing them with the spikes on the sandals. Reduce irrigation to your regular amount. So it’s important to overseed with a good quality grass seed. *See individual entries for Chafer/Masked Chafer Grubs, Green June Beetle Grubs, Japanese Beetle Grubs, May/June Bug Grubs. It was discovered in the United States in 1940 when a grub was found in a nursery-growing area near Rochester, New York. Setting a beetle trap or even applying the pesticide nematode on the grass are few treatment measures undertaken to control the European chafer beetle numbers. Product #: gm1074167566 $ 33.00 iStock In stock It’ll also kill the grass which is the Chafer Grubs food supply. Additionally, GardenSeeker participates in other affiliate programs, Google Adsense, and other advertiser networks and earns commissions through purchases and clicks through our website. Remove dead grass with a rake. That said, the problems caused in lawns are most commonly caused by the Garden Chafer and the Welsh Chafer. Use the square footage to figure how much seed you need for each bare spot. For quicker repairs, cover the bare spots with sod. As grub feeding continues, areas of turf (sod) begin to wilt and turn brown. The City is managing Chafer beetle infestations in priority areas, such as parks and greenways, following the best management practices outlined above. 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