Japanese Beetle Popillia japonica Coleoptera Scarabaeidae Mature Adult

Japanese Beetle Popillia japonica Coleoptera: Scarabaeidae: Mature Adult Clemson University Entomology Dept. Larva

Japanese Beetle • Popillia japonica Newman, 1838 • Native of Japan and Northern China • First found in a nursery in Riverton, New Jersey (across from Philadelphia) in 1916 in imported Japanese rootstock • Infestation east of the Rockies • Iowa added to quarantine list in 2006 • Over 400 host plant species

Japanese Beetle in California • • • First trapped at LAX in 1951 Major infestation in 1961 in Sacto Declared eradicated in 1965 Later in Balboa Park and Orangevale Frequently intercepted at airports In CA from May 1 to August 31 trapping near major airports

Japanese Beetle Damage Soybean (skeletonizing leaf) Corn

Japanese Beetle Life Cycle adults mating eggs adult pupa young larvae pupating larva

Japanese Beetle Life Cycle

Japanese Beetle Host Range Over 400 species of broad-leaf plants Acer palmatum Aesculus hippocastanum Juglans nigra & persica Malus spp. Platanus acerifolia Populus nigra italica Prunus spp. Rosa spp. Sorbus spp. Tilia spp. Ulmus spp. Vitis spp. Japanese maple Horse chestnut Walnut Apple London Plane. Tree Lombardy poplar Most stone fruits Roses Mountain ash Linden Elm Grapes Turf-grasses – Kentucky bluegrass, perennial ryegrass, tall fescues, and bentgrass Larval stage eats the roots

Japanese Beetle Exclusion