June Bug (specifically an Asiatic Garden Beetle)

Scientific Name: Maladera castanea

Order & Family: Order: Coleoptera; Family: Scarabaeidae

Size: 8 to 10 mm in length

June Bug (specifically an Asiatic Garden Beetle)

Natural Habitat

Found in gardens, lawns, and agricultural fields; they often hide in the soil during the day.

Diet & Feeding

Adults are generalist herbivores that feed on the foliage of over 100 species of plants; larvae (grubs) feed on the roots of grasses and ornamentals.

Behavior Patterns

They are nocturnal, emerging from the soil at night to feed. They are strongly attracted to light and are active during the summer months.

Risks & Benefits

They are considered a minor to moderate garden pest as they can damage ornamental plants and lawn roots, but they pose no physical risk to humans.

Identified on: 6/30/2026