For example, if you have a flowering cherry tree, consider replacing it with a Kousa (Japanese) dogwood; if you have a linden, plant a red maple instead. It is not clear from the small diagram of the box edge what to do with the lure. We removed the vines as there was almost nothing left of them. The bags are not the entire solution, but it fun to kill some off. My husband put this trap up yesterday, we collected around 70 in just the one day. Wrong! However, the research is actually mixed on the subject. Unfortunately, the most effective Japanese beetle control method involves the use of harsh chemical insecticides but these can be dangerous to other insect species (including beneficial ones) as well as humans, wildlife, and pets. Most of them have two â¦ DOWNLOAD NOW. If you are diligent, you can eradicate them effectively and safely with a little persistence. I also am going with the Milky Spore treatment in mine and my closest neighbors yards to reduce the larvae for next year. I took it out of the wrapper and inserted it in the hole in the cardboard at the top but wondered if there is anything further to do, like punch holes in top of plastic lure container? The long and short of it is that for most home garden applications, Japanese beetle traps are not a viable solution. The lure on the trap attracts Japanese beetles into the bag. All comments are moderated so it takes time for us to approve them. Do Japanese Beetle Traps Really Work? Q: How do Japanese beetle traps work? However, placement is critical. When a trap bag got full, I let the beetles in it die, punched some holes in the bag, pounded it a bit, and hung it on the cherry tree they were destroying. My tree does not have one bug in it and seems to be recovering. While these traps are effective, they may be doing you more harm than good. I wrote a nice informative comment earlier this morning and have not seen it appear. They have been attracting beetle from miles around. You can also treat your lawn with a diluted solution of dishwashing liquid and water which forces the larval-stage beetles hiding underground to come up for air, making them vulnerable to birds and other predators. Japanese beetle traps can attract more beetles than they catch. Save my name, email, and website in this browser for the next time I comment. You simply dispose of the bag, and put on a fresh one, and the process starts all over again. In other words, when you hang a trap in your yard, you're inviting every Japanese beetle in the neighborhood but only three-fourths of them will end up in the trap itself. Pesticides are not an option as I have Honey bees. I was killing about 40 per day on my own, but decided to try the trap after talking to a neighbour. Perennials for Caterpillars in the Butterfly Garden, B.A., Political Science, Rutgers University. Apply lure and bait to fins of trap and place in area of high japanese beetle concentration. How to Protect Chrysanthemums from Asiatic Garden Beetles, Using Bt for Organic Caterpillar Control in Your Garden, How to Apply a Vapor Barrier to Attic Insulation. Weâve heard people say that Japanese beetle traps donât work â or even worse, they actually attract more Japanese Beetles to your property. Then hang it low enough so the bottom of the bag rests on the ground. - A Japanese Beetle Lure replacement $4.75 at hard ware store. Beetle traps are definitely an option. The beetles that avoid the trap will subsequently treat your well-manicured landscaping as a full-service buffet. In most cases, though, if the beetles are in your yard, you can bet that they’re all over the region. DO NOT place the traps near any plant material you do NOT want the beetles feeding on. If you lay these traps in a confined space, it only invites more beetles to the area. I have, literally, just disposed of at least 25,000 beetles over the past 24 hours. It sounds like you are discouraging the use of these but I had a 40’ river birch that was being decimated. Should the Gardener Use Japanese Beetle Traps? ;^). Debbie Hadley is a science educator with 25 years of experience who has written on science topics for over a decade. Take care! The facts: Insecticides may work on adult beetles, but they also kill beneficial pollinators, like bees. But in terms of actually reducing the beetle population around your plants, they may be helping your neighbors more than you. Neighborhood associations can work together to control a Japanese beetle infestation but it takes cooperation and commitment. This year, a new and more massive infestation appeared on our virginia creepers as well as thee beech tree. Happy Japanese-beetle picking! Japanese beetle infestations are horrid. They also work well for managing isolated beetle populations and have been found to be effective deterrents in those places in which a single owner is able to control a large area, such as an orchard. Traps can protect plants in larger gardens, if the traps can be placed far enough away from the plants being protected. Whatâs Trending. The puck style works as well as the mesh pouch type so get what ever you can. Traps can also be useful where a whole neighborhood uses them. They attack the leaves of a wide range of plants including trees, flowers, fruits, and vegetables. Like other pheromone insect traps, Japanese beetle traps work best as a survey tool. I have one of the best plants to attract JB, a 40 foot length of grape vine. Our plants are no longer being decimated by this intrusive species. © 2020 Today’s Homeowner Media. Hereâs the thing with Japanese Beetle traps. By putting one out in early summer, you can get an idea of how bad the infestation is, which can help you make better decisions about how aggressive you need to be in your control program. That leaves 25 percent to attack your prize plants. His extensive hands-on experience and understanding of the industry make him the go-to source for all things having to do with the home – from advice on simple repairs, to complete remodels, to helping homeowners prepare their homes for extreme weather and seasons. How Japanese Beetle Traps Work. Descriptions state about 4,000 beetles per bag. . Hi, Dale! I see a few here and there on their favorite munchies, but nothing like I had seen in years past. Each morning and evening, while the beetles are slow and sluggish, I suck them up with a leaf vac. Study after study shows they attract far â¦ All rights reserved. Not sure if the bags are attracting the JB from other yards. They’re all in my yard. Hourglass shaped disposable collection bags prevent beetles from escaping. Should I Buy Ladybugs to Release in My Garden? They are made out of two parts that are connected. I am so infested with beetles each and every year. I put out 8 traps about a hundred feet from the tree. TH community members helping other TH community members — we love it. In a a few days, the bag is full, and my tree has not a single beetle in it. $2.50 at auto parts store. You have entered an incorrect email address! I just noticed my apple tree is getting murdered, so I put the bags near the apple tree. Can’t spray for them on flowering plants because it will kill bees and other legitamate pollinators. Japanese beetles are his area of expertise. Japanese beetles spend their days feeding in groups and mating. If you’d like to try using Japanese beetle traps, follow these tips: We always gave free trap bags to our neighbors. However, according to an expert on the subject, pheromone traps are the most effective, environmentally friendly method of combating Japanese beetles. I use( 2 ) traps spaced about 40 yds. Do Japanese beetle traps work? These work very well at attracting the beetles to the traps. Most Japanese beetle traps consist of a ventilated bag or box which contains two chemical attractants: a sex pheromone and a floral lure. The major drawback is that according to studies, lure traps tend to attract far more beetles than they actually trap—about 25 percent more. Japanese beetles arrived in the U.S. in the early 1900s, and have spread across much of the eastern part of the country. Get Rid Of The Pest For Good! What to do with the lure on the Beetle Bagger Japanese Beetle Trap - Kit? However, it should be noted that traps will only help prevent the adults from feeding on certain plants and shrubs. trash bags in one week. Beginning in mid-to-late June, if you and your neighbors hang traps throughout the infested area, you may be able to stop the bugs from migrating from yard to yard. How Japanese Beetle Traps Work . And letâs do our own part to stop promoting the usage of harsh chemicals in our gardens by choosing natural ways to stop grubs and Japanese beetles. Thanks for the article. Thanks for sharing your experience with the TodaysHomeowner.com community, Dale! You simply dispose of the bag, and put on a fresh one, and the process starts all over again. Click to see full answer. Although the trap is quite effective in attracting the beetle, only about 70 percent of the beetles end up in the trap. They also work great if you have a very small, isolated population of beetles that can easily be lured and controlled by the trap. One major benefit to using traps is that the chemicals they contain won't harm plants, animals, or other insects. Where did it go? last year they devoured my plants especially my basil. Japanese beetle traps release both a sex pheromone and a floral scent, are very effective in attracting adult beetles.But in terms of actually reducing the beetle population around your plants, they may be helping your neighbors more than you. Do Japanese beetle traps work? Once the bag is filled, you just have to replace it â¦ The bags that come with the traps filled within one hour. Hopefully Iâve convinced you why not to use Japanese beetle traps. Japanese beetle traps are most effective for controlling large numbers of beetles. The problem is, the traps attract about four times as many beetles as would normally be in your yard, and only 50% to 75% of them will actually end up in the bag. Put them out early, and use more than one. I live on 5 acres so I am my own neighbor. Some research has shown that when used properly, Japanese Beetle traps can actually be quite effective. As far as whether they help you catch and kill Japanese beetles, they absolutely work. Q: The instructions on commercial Japanese beetle traps. They can be useful in two special situations. Those that shake off the stupor will simply return to gnaw on your geraniums again, often to the exclusion of other, less toxic plants. Nematodes actively seek and attack groups of grubs, however, they must be applied in August, near dawn or dusk to be effective. Instead of away from my vines, I put them right next to the vines. The combined chemical attractants do an effective job of luring beetles in large numbers in about a .62 mile (1 kilometer) radius. Hereâs a similar do-it-yourself method for Japanese Beetle control: make your own Japanese Beetle traps! If you're planning a landscape design, select plants that the scarabs don't have a taste for. The traps are extremely effective at attracting and capturing Japanese beetles. Once they fly to the trap, the beetles fall in and canât get back out. If I attract more from afar, so be it. Japanese beetles (a.k.a. Download our FREE eBook guide and learn everything about getting rid of pests and keep your home safe! The traps, however, can actually attract more beetles to an area than there were before, thus compounding rather than alleviating the problem. Stephen C. 1 decade ago. bought these traps this year and when i saw the first one i set them up. 0 0. Bags are perforated to limit rainwater collection. I am head of horticulture in Ba bur’s garden in Kabul Afghanistan and I read your useful article carefully, so I have a question: Our garden total area is around 11.6 hectare which 6 hectare of it is turf grass that affected by June beetles final stage larva’s , now I am decided to put light traps as soon as we seen the first singe of beetles flying so how far a part and how many traps I should displace? Just keep it out and wait – you will see results. Beetles will not fly into your yard because the traps in other yards are â¦ "Unfortunately, Japanese beetle traps are ineffective for control where Japanese beetle is well established over a large area, common now in many Front Range locations. Insect warfare, in which nematodes—specifically Heterohabditis bacteriophora and Steinemema glaseri—are introduced to garden soil is another method worth considering. My trick is to empty the bags into a grocery bag every day while they are still alive and kicking. For example, some sources advise you set attractants and pheromone traps to help lure male beetles toward traps and ultimately kill them. When you set up a Japanese beetle trap, the pheromones inside of the trap are used to lure the beetles in. (Free if you know where to look) - A wire coat hanger (free with your dry cleaning) - A "transmission fluid" type funnel. I planted a young beech tree in my yard last year, and noticed Japanese Beetles on them then, but not very many, and so I hand picked them for the season. Another bonus is that they're designed to be hung above ground so that children and pets can't get at them. I decided to try and use that to my advantage. Beetle traps use a scented bag or liquid to lure beetles into a confined space to trap them. However, one criticism of Japanese beetle traps is that they are too efficientâdrawing such large numbers of beetles to them that they cannot trap them all. But, the problem is they work too well. Myth #3: Pesticides are safe to use on Japanese beetles. scarab beetles), those shiny metallic green mini-monsters, are a very destructive bug that can truly wreak havoc on plants, flowers, and roots in your garden. Maybe youâve even set out a trap to try and catch them. I told my husband, that my neighbor who is always out picking them off her plants that she’s gonna wonder what happened to all her japanese beetles. Youâve likely seen Japanese beetles around your yard before. told all my friends about these traps and to buy them as they DO Work. It drew a zillion out of the tree. Trapping involves those yellow Japanese beetle traps found at home-improvement stores and garden centers and seen in many yards and gardens. In addition to pesticides, there are biological and physical controls you can try to lessen the Japanese beetle population, such as shaking visible beetles into a bucket of soapy water to drown them. The best Japanese beetle killer isâ¦.. Today 11 years later there is little decrease on beetle population. Most experts agree that using traps is not the best choice because traps only catch 75 percent of the beetles they attract. Japanese beetles can sometimes be selective with what they eat. Plants most resistant or unattractive to the Japanese beetle include American bittersweet, dogwood, forsythia, hydrangea, lilac, paper birch, pine, silver maple, spruce, white poplar, and yew. Master Gardener: Japanese beetle traps can work all too well. They can be used effectively as a survey tool to determine whether the numbers of the pests in a specific area warrant control. Unfortunately, to be effective, the traps need to be monitored weekly at a minimum, as well as cleaned and maintained with fresh lures. Yes, I was pulling JBs from my neighbors, but I was killing as many as possible, meaning they would have fewer adults in their yard to lay eggs for next years crop. In 10 days i have filled to the top 20 bags. One recent tool in the war against these invasive intruders is Japanese beetle traps, sold commercially and marketed to gardeners. If you decide to apply insecticides, you'll need to start when the beetles are first observed and you may need to reapply the pesticides multiple times throughout the season. If safety is a major concern, you might want to at least give traps a try before moving on to more extreme measures. They are metallic-green with copper-colored wings and are about 1/2-inch long. They fly to the trap in droves, where they crawl or fall into the bag and canât get out. omg it was a bad year. Japanese beetle traps use floral scents and sex pheromones to attract adult beetles. Japanese beetles spend their days feeding in groups and mating. Maybe make a dent in the population next year? The only good jap beetle is a dead jap beetle! Japanese beetle traps offer safe and âgreenâ alternatives to chemical sprays targeting these bugs. My opinion is even if i am attracting bugs at least they are being bagged. Traps are not very effective in a normal size yard. LOL. 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Traps because you may end up attracting more beetles than they catch technically speaking the. The thing with Japanese beetle traps work best as a survey tool to determine whether the numbers of beetles Japanese... Yards to reduce the larvae for next year and my closest neighbors yards reduce. Have to change the bag, and website in this browser for the last 2 years the eastern part the! Can work all too well has written on science topics for over a decade the! Pesticides are not entirely without merit, however far more beetles than actually.