The Japanesebeetle is a species of scarab beetle.The first Japanesebeetle found in Canada was inadvertently brought by tourists to Yarmouth, Nova Scotia, by ferry from Maine in 1939. Japanesebeetles usually feed in small groups. Prior to becoming adult beetles in late June, they are 1-inch-long C-shaped white grubs that live in the soil and feed on the roots of many plants. Plants That Deter JapaneseBeetles. JapaneseBeetle Organic.JapaneseBeetles On Leaves. Damaged Leaves With Pests. How To Choose Pesticide For Pests. Japanesebeetle larvae spend months in the soil during their development stages.The best time to apply insecticides for Japanesebeetle grubs is from mid-July until end of September. JapaneseBeetleJapanesebeetles are about 12 mm long. Photo credit: Rufus Isaacs, MSUE. Certain weeds are another magnet for Japanesebeetles. Japanesebeetles are dependent upon warm soil and abundant water. They favor large areas of turf and pasture grass for developing grubs, and ornamental plants on which adults can feed. Beetle Banishment. Controlling Japanesebeetles involves treating the separate life stages. Proper products and timing strike the beetles and their larvae at their most vulnerable. Adult JapaneseBeetles feast on more than 400 plant species, feeding in large groups between leaf veins and classically skeletonizing the foliage. They also feed on flowers and fruit. JapaneseBeetles (Popillia japonica) are invasive species originally from Japan where they cause little damage. Pictures of JapaneseBeetles. japanesebeetle on plant japanesebeetle on leaf.A: Japanesebeetles do not bite, but they have spines on their legs that can be sharp.
