How to Make Japanese Beetle Traps

Do it Yourself

Crystal Ray
Japanese beetles can do a devastating amount of damage to the leaves of fruit trees, bushes, vegetables, and a number of other outdoor trees, flowers, and plants. They feast on the tender parts of foliage, and they leave behind a path of destruction. Hundreds of Japanese beetles can attack a single bush, tree, or plant, and after days of feasting, reduce it to skeletal remains.

A minor problem with Japanese beetles can be controlled through handpicking, but a major infestation requires the use of pesticides or traps. Japanese beetle traps are an environmentally friendly alternative to pesticides, and when properly placed, they work very well to control them.

You don't have to purchase Japanese beetle traps since they're really very easy to make. Once you make Japanese beetle traps, you'll never go back to buying expensive store-bought traps and refills. The traps you can make are every bit as effective as commercial varieties, and the containers used to make them can be emptied, refilled, and reused again and again.

Necessary Supplies

To make a Japanese beetle trap you'll need a gallon-size plastic jug, 1 quart of water, ½ cup of sugar, 1 cup of mashed ripe fruit, 1 teaspoon of active dry yeast, a utility knife, a long-handled strainer or large slotted spoon, and a piece of rope or twine for hanging.

Procedure

Begin by rinsing out the plastic jug, and carefully cut a large opening in the top, but leave the handle intact. Next, combine the water, sugar, and mashed fruit and yeast, and mix them together thoroughly. Hang the trap from the limb of a tree about three feet off the ground, or hang it from a hook intended for a hanging flower basket. Before long you'll notice Japanese beetles floating in the liquid, but they won't be able to escape and will eventually drown.

Each day, strain out dead beetles and chunks of fruit, and replace it as necessary. Bury dead bugs and rotting fruit, or properly dispose of it in an airtight bag. This will prevent the mixture from emitting an offensive odor, and it will continue to attract Japanese beetles. This is one of the most effective Japanese beetle traps you can make, and it's far less costly than typical store-bought traps and replacement bags.

Placement

Instead of making just one or two traps, make several traps to lure Japanese beetles away from your plants, trees, and bushes. The further away they are placed on the property the better. Otherwise, you will attract Japanese beetles to your foliage, rather than lure them away.

Published by Crystal Ray - Featured Contributor in Lifestyle

Crystal Ray is an award-winning freelance writer and artist from the Chicago area. Her passion is interior design, but she also loves entertaining and crafting. She is continually developing unique and creat...   View profile

10 Comments

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  • pauly 10/7/2008

    i allready catched 10 in 30 min

  • Jared 12/29/2007

    IT IS SO COOL WHO EVER MADE THEM IS SO AUSOM RESPONCE!




  • Darren 7/25/2007

    Any advice on how to lure them away from their current love (my grape leaves?)

    Is this concoction strong enough to lure them away from their current feeding grounds?

    Thanks,
    Darren

  • Sandi Schellenberg 7/14/2007

    I am a novice gardener dealing with my first infestation. I am going to try this tomorrow and post the results in a week or so. Thanks! (I hope)

  • K. Ray 6/19/2007

    Notion - Okay. So are June bugs the seemingly harmless brown beetles that are attracted to light? What are the big black ones with the huge pinchers? They're usually right along with the smaller brown ones, and I think they could do some harm with those big pinchers. I certainly don't want to find out! Anyone?

  • Notion 6/13/2007

    no no no! June bugs are different, but often look the same or a little bigger. June bugs are not harmful! Sometimes Japanese Beetles are mistaken for june bugs.

  • K. Ray 5/23/2007

    That's interesting Walter. We have what we call June bugs in the north, but they are the ugly black beetles with big pinchers. They are attracted to light, and they come out at night - most often in June. Thanks for all of your comments!

  • Walter S 5/23/2007

    Here in the South we call the June bugs, but the result is the same. A great article with some excellent tips.

  • T.H.Pankey 5/7/2007

    First class article!

  • B. Jax 5/5/2007

    Great! I'm sending this article to my neighbor - he's had a problem with these beetles for a while. thanks.

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