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Extension > Garden > Diagnose a problem > What insect is this? > Trees and shrubs > Beetles, bugs, ants, and other insects without obvious wings - 1/3 inch - 1/2 inch long > Ash plant bug

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Ash plant bug

Tropidosteptes amoenus

Common asparagus beetle

Lyle Buss

Description: 3/8 inch long. Oval shaped body with a head and wings brown to black. A yellow triangle is present behind the head.

Where/When: Feeds ash leaves. Present June with a second generation July to September.

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