Japanese Tree Beetle
2 because of its distinctive feeding pattern japanese beetle damage to trees and shrubs is easy to spot.
Japanese tree beetle. Favored hosts include linden trees grapes and roses. The most damage done by these insects is actually perpetrated by the grubs laid in the soil at the base of the tree. I m removing my linden tree due to japanese beetles and replacing with a red maple. To prevent japanese beetle tree damage apply one or two treatments a few weeks apart between june and august.
The japanese beetle is the worst landscape insect pest in much of the eastern usa where it is established. The japanese beetle has a voracious appetite that makes it especially destructive. Submitted by kj on october 2 2019 10 04am. When a japanese beetle infestation is severe tree leaves may brown at the top of the canopy or leaves may drop prematurely.
The japanese beetle popillia japonica is a species of scarab beetle the adult measures 15 mm 0 6 in in length and 10 mm 0 4 in in width has iridescent copper colored elytra and a green thorax and head. The adult beetles are what we are concerned about in the arboricultural field as they feed on foliage and are a major pest of over 350 species of plants. The adults feed on the foliage flowers and fruits of over 350 types of plants. Adult japanese beetles feed on the foliage of trees typically working from the top of a tree downward.
How can i get rid of japanese beetles on trees. The adult beetle feeds on about 300 species of plants roses shrubs vines ornamental and fruit trees and vegetable crops devouring foliage flowers tree and shrub buds and fruit. Never make the mistake of suggesting that there is a limit to what a japanese beetle will eat she apparently assumed that just because japanese beetles hadn t yet eaten her birch trees that meant those trees and other trees like them were resistant to pesky hungry beetles. The beetles love birch trees and they ll eat just about.
Because pine trees have needles rather than leaves adult japanese beetles do little damage to pine trees. Submitted by helen wojcinski on august 14 2019 10 35pm. Japanese beetle adults are slightly less than 1 2 inch long and are shiny metallic green with coppery brown wing covers.