Use these steps to help control their numbers as they continue to spread
It was long thought that Japanese beetle ( Popillia japonica ) would not survive in ourMountain Westclimate ; after all , they like humidity and wet . But when they were insert into Colorado in the other nineties through some infected greenhouse stock from theMidwest , we found out otherwise . It turns out that Japanese beetles like ourirrigatedlawns and garden . accordingly , they have spread up and down the front kitchen stove of Colorado , peculiarly in recent years , cause wipeout along the way . Much to my dismay , I have latterly started realise them in my town of Fort Collins .
Japanese beetles at a glance
Japanese beetles are ½-inch - long scarab beetles . The adult are easily identified by their metallic green bodies and the fuzz - colored coverings on their wing . In Colorado , the adult egress in lateJuneand July and proceed to inhabit intoSeptember . Their larvae are whitened 1 - inch - retentive grubs unremarkably found curled in a C - shape . They shack in the grease and especially inlawns .
What Japanese beetles damage
The wolfish beetles cause terms at both developmental stage . As larvae , they feast on the source of lawns and other flora roots ; as adults , they munch on leaves and flowers of over 300 species of plants that are found in our garden , agricultural field , and even some of our wild domain ofnative plant life .
Control tactics
So how do we divvy up with Nipponese beetles ? Your overture will believably depend upon the level of infestation you have . Generally , multiple strategies are involve . Here are some of the most in effect ones .
An invasive species on the move
While Japanese mallet have n’t been found in Wyoming or Utah yet , it is most likely just a thing of fourth dimension as they naturally spread and move with greenhouse store . The state of Idaho has hadsome significant successin control them and fall their populations in recent year by using traps . Other states should accompany their example .
For more info on Japanese mallet , contact your local filename extension religious service or mark off out these resources :
— Michelle Provaznik is executive music director of the Gardens on Spring Creek in Fort Collins , Colorado .
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While Japanese beetles have historically been more of a problem on the eastern half of the country, they are slowly but surely moving west.Photo: Rob Routledge, Sault College, Bugwood.org
Roses, both the foliage and the flowers, are one of the favorite snacks of Japanese beetles.Photo: William Fountain, University of Kentucky, Bugwood.org
Because Japanese beetles are large and noticeable, handpicking is one of the most effective strategies for controlling them.Photo: Michelle Provaznik
