Naturally or With Insecticide. The best way to prevent damage from these beetles is to pick your raspberries and other fruit as … Sevin Dust. 1. Okay, let me say, I try to keep an organic garden. and those are the areas where bbeltes will come from. Remove beetles by hand. But truthfully, after losing my harvests a couple of years in a row because of Japanese Beetles, I have been known to throw in my organic towel and pull out the Sevin Dust. While you can use pesticides that kill them instantly, I prefer natural and organic options. These beetles aren't drawn to raspberry fruit specifically, but to other plants and fruits in the garden. Here is an articles from MSU on Japanese beetles … There are many methods through which you can try to rid of the Japanese Beetles. How to Get Rid of Japanese Beetles 1. A picnic beetle is black with four yellow-orange spots on its back and is typically about a 1/4-inch long. Beetles are coming from areas of grass and well irrigated and fertilized healthy lawns can support a lot of beetles. If you have come to this page, you are probably wondering how to get rid of the Japanese Beetles in your raspberry patch, or anywhere in your garden or landscape .. An invasion of these Beetles causes the leaves of the raspberry plants … How to Get Rid of Japanese Beetles. Beetles numbers drop off pretty fast in the fall so you should focus on next year's control.