Japanese beetles are easily recognized by their metallic green bodies which are accented on either side by white tufts of hair and shiny bronze wing covers. Cayenne pepper: For the same reason as the garlic powder, you can mix cayenne pepper and/or hot pepper sauce with water and a little dishwashing soap to spray on plants. Trees won't be killed by Japanese beetles, they'll just have unattractive leaves for the season. Some organic gardeners swear that baby powder is a great tool to get Japanese beetles pests out of your garden. )Bilberry (Vaccinium spp. Which then impacts their offspring. Unfortunately it's next to both dahlias and hydrangeas that are also covered in beetles but not as bad. Would it be smart to remove grape vine and hope next year that beetles find another area? These small peppers are great for making hot pepper vinegar or adding heat to chili sauce. Japanese Beetle. Companion plants: Try planting garlic or chives around the plants that Japanese beetles particularly go for. Pheremone traps are sometimes promoted as a solution, but it’s been found that they commonly attract more beetles to the garden than they actually catch. They can feed on more than 300 species of plants, and also are vociferous eaters. Companion plants: Try planting garlic or chives around the plants that Japanese beetles particularly go for. Like the baby powder, this changes the way the plants smell and taste and makes them unpalatable to the bugs. What Do Japanese Beetles Eat ? We have complied a list of plants that Japanese Beetle have less of an appetite for and some that even deter the pests! They can feed on more than 300 species of plants, and also are vociferous eaters. So what happens is the adult Japanese Beetle ingests the neem oil spray, then they lay eggs, and the neem oil carries over to their babies. http://blog-yard-garden-news.extension.umn.edu/2017/07/dealing-with-japanese-beetles.html, Diatomaceous earth is moderately effective as a slug barrier when it is used in dry conditions. While Japanese Beetles aren’t finicky, there are certain plants that they do not seem to like as well. Plants That Don't Attract Japanese Beetles. It helps deter Japanese beetles but is less effective when large numbers are present. The beetles are most active on warm, sunny days, and prefer plants that are in direct sunlight. Though strangely beautiful with their metallic green bodies and copper wings, Japanese beetles are a major pest in the eastern U.S. that feed on more than 300 different plant species. Fortunately for western gardeners they only occur east of the Mississippi river. These are plants that just don’t interest Japanese beetles very much. The group feeding by many beetles result in severe damage. They do eat some vegetable crops though, including strawberries, eggplant, pepper and potato. Fortunately for western gardeners they only occur east of the Mississippi river. This may keep them away. In your garden, they will stay away from cabbage and kale and if you are looking for a fruit tree that seems to be immune from them, plan ahead and plant a pear tree. They do eat some vegetable crops though, including strawberries, eggplant, pepper and potato. Apple (Malus spp. Control. You can also do this with dishwashing soap. Neem oil is also an option. All Rights Reserved. The group feeding by many beetles result in severe damage. )Basswood (Tilia spp. Copyright © 2019 Green Living Solution, Inc. Smart Gardener® is a registered trademark of Green Living Solution, Inc. All rights reserved. Plant plants that do not attract Japanese beetles. Example first frost date on April 08. Cayenne pepper: For the same reason as the garlic powder, you can mix cayenne pepper and/or hot pepper sauce with water and a little dishwashing soap to spray on plants. Though strangely beautiful with their metallic green bodies and copper wings, Japanese beetles are a major pest in the eastern U.S. that feed on more than 300 different plant species. Or does the grape vine keep more beetles off good plants? This may keep them away. Some beetles devour leaves and flowers that appear on trees, shrubs, plants and herbaceous plants. Japanese beetles love to eat the foliage of the plants. As Japanese beetles are spreading throughout Iowa and populations are increasing, more and more gardeners are dealing with these very hungry garden pests. )Aronia (Aronia spp. These are plants that just don’t interest Japanese beetles very much. You might also use rotenone spray. But they do work for a variety of other pests as well like aphids, spider mites, and fungus gnats. What Do Japanese Beetles Eat? The baby powder and Japanese beetles combination may not work for you, or you might want to try other non-chemical means of getting rid of these pesky insects. What Do Japanese Beetles Eat? 1. Hope this helps you out brother. Remember to reapply the powder after rain, and use a drip irrigation system so that your sprinkler does not wash off the powder. )Apricot (Prunus spp. Find out if baby powder really help eliminate these pests from the garden? http://www3.extension.umn.edu/county/morrison/county-horticulture-educator/article/slimy-slugs. Have a grape vine on a fence post that is a Beetle magnet. They will feed on over 400 plant species, consuming both flowers and leaves. )Bean (Phaseolus spp. The acid will kill them. Posted on December 5, 2016 by Bartlett Tree Experts. Residual insecticides like permethrin or carbaryl (Sevin) could be applied in late evening after bees are no longer active. Plants loaded with fruit may need staking. Have a major infestation of slugs throughout a very large yard. Suck it up: If you need to remove beetles that have already taken up residence in your garden, suck them up with a handheld vacuum cleaner and dispose of them. Steven Katovich, USDA Forest Service, Bugwood.org. This often leads to brown spots of dead or dying grass in lawns—a tell-tale sign of a Japanese beetle larvae infestation. These pretty blue green beetles can become quite a plague in some years, though they tend to be more of a pest of ornamentals than vegetables. It is a good idea to remove any adults you see, as feeding beetles may send out signals that attract other beetles. If the pests are common in your area or are heading your way, you might want to avoid growing them. )Basil (Ocimum spp. It is too early to remove the hosta leaves. Will bear continuously through the heat of summer. Would like to hear an update if you’re around for that. Plants That Don't Attract Japanese Beetles. Some people say that baby powder and Japanese beetles don't mix. Japanese beetle adults feed on a wide variety of plants. Even ugly leaves with many holes are able to capture energy from the sun. Also, how often can we apply diatameceous earth to the same area! Please help us improve. The beetles are most active on warm, sunny days, and prefer plants that are in direct sunlight. One of the best and most organic and natural ways to keep Japanese Beetles from eating and killing the plants in your yard is to simply remove the plants that attract Japanese beetles from your home and landscaping. Is this true? Cayenne pepper: For the same reason as the garlic powder, you can mix cayenne pepper and/or hot pepper sauce with water and a little dishwashing soap to spray on plants. One of the easiest ways to remove both slugs and Japanese beetles is to shake them off early in the morning into a bucket of soapy water.