Landscape Management, February 2019
DID YOU KNOW Grubbing around W hite grubs are the larvae of scarab beetles There are about 10 native species of grubs that damage turfgrass in North America including masked chafers May beetles green June beetles and the black turfgrass ataenius The Japanese beetle European chafer and Asiatic beetle came from Asia and Europe Of the white grub species Japanese beetles and chafers are the most difficult to control DAMAGE ZONE Most grub damage is caused by animals digging for and feeding on the pests The May and June beetles have a two or three year life cycle depending on the species while other significant species have a one year life cycle White grubs can be identified by the spines or hairs on their last abdominal segment also called a raster The arrangement of these bristles is a key indicator to determining the species present The majority of grub damage doesnt come from the grubs themselves but from animals digging and feeding on white grubs Moles raccoons skunks and turkeys are the most common animals that destroy turf when feasting on white grubs SOURCES ROB GOLEMBIEWSKI BAYER GREEN SOLUTIONS TEAM AND MATT GIESE TECHNICAL SERVICES MANAGER SYNGENTA Aside from knowing that they wreak havoc on lawns theres a lot to learn about these little larvae BY ABBY HART LM SENIOR EDITOR PHOTO ROB GOLEMBIEWSKI Turf Ornamental THIS IS US WE ARE Be a part of something bigger connect and learn from peers from across the nation Join over 100000 landscape industry professionals by becoming a NALP member 800 395 2522 landscapeprofessionals org FEBRUARY 2019 LANDSCAPEMANAGEMENT NET 29
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