Popillia japonica

Photo Credit: © James via iNaturalist.org. Creative Commons Attribution-NonCommercial 4.0 International License (CC BY-NC 4.0).
Popillia japonica
Common Name: Japanese beetle
Animal Guild: Insect
Class > Order > Family: Insecta > Coleoptera > Scarabaeidae
Where is the species found?
States & Provinces
IN, MT, NB, NS, ON, QC, RI
Which phenophases should I observe?
Do you see/hear...?
Activity Adults
One or more adults are seen or heard moving about or at rest.
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For abundance, enter the number of individual animals observed in this phenophase.
Adults feeding
One or more adults are seen feeding. If possible, record the name of the species or substance being eaten or describe it in the comments field. For Popillia japonica, adults feed on the leaves, flowers and fruits of a wide variety of plant species, including ornamental trees and shrubs and vegetable crops.

For abundance, enter the number of individual animals observed in this phenophase.
Reproduction Mating
A male and female are seen coupled in a mating position, usually with the male on top of the female.

For abundance, enter the number of individual animals observed in this phenophase.
Egg laying
A female is seen laying eggs on or below the soil surface.

For abundance, enter the number of individual animals observed in this phenophase.
Development Dead adults
One or more dead adults are seen.

For abundance, enter the number of individual animals observed in this phenophase.
Method Individuals at a light
One or more individuals are seen at a light, whether flying or at rest.

For abundance, enter the number of individual animals observed in this phenophase.
Individuals in a net
One or more individuals are seen caught in a net.

For abundance, enter the number of individual animals observed in this phenophase.
Individuals in a trap
One or more individuals are seen caught in a trap.

For abundance, enter the number of individual animals observed in this phenophase.
What do these phenophases look like?

There is currently no photoguide available for this species. If you'd like help us create one, use the guidance document and species template provided here. Then send it via email to education@usanpn.org when it is complete.