The best defining characteristic of this beetle is the six tufts of white hairs running down either sides of the abdomen– no other beetle in BC has this pattern.
Japanese Beetles have 12 white tufts of hair
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FACT SHEET JAPANESE BEETLE LOOK ALIKES
ID: Adult beetles are around 1 cm long, with a rounded oval shape and a hard shiny green exoskeleton and brown wing covers. The best defining characteristic of this beetle is the six tufts of white hairs running down either sides of the abdomen– no other beetle in BC has this pattern.
How do I know if it is a Japanese Beetle or European Chafer grub?Japanese Beetles (Popillia japonica) have distinct visual markings the larvae can be difficult to distinguish from the European Chafer. Click on the link to see the key difference between the two as well as learn a little bit more about this life stage of the beetle.
Chafer grub vs Japanese Beetle grub
Japanese Beetle Larvae:
1” long at maturity
off-white colour
C-shaped body
Japanese Beetle Adult:
3/8” long
oval-shaped body
bronzed outer wings
6 tufts of white hair along each edge of the abdomen
Look for the 6 tufts of white hair on the abdomen to ID the Japanese Beetle
