Bordered Plant Bug vs Koa Bug

Side-by-side species comparison

Attribute Bordered Plant Bug Koa Bug
Scientific Name Largus californicus Coleotichus blackburniae
Order Hemiptera Hemiptera
Family Largidae Scutelleridae
Size 12-17 mm 15-20 mm
Habitat Deserts & Drylands Forests
Diet Sap Feeders Sap Feeders
Regions North America Hawaii
Conservation Least Concern Vulnerable

Bordered Plant Bug

A dark blue-black bug with bright orange margins common in arid parts of California. Nymphs are iridescent blue and gather in large groups.

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Did You Know?

Nymphs cluster in spectacular iridescent blue groups that can number in the hundreds on a single plant.

Koa Bug

A colorful jewel bug endemic to Hawaii with metallic green, gold, and red coloring. It feeds on koa and other native trees.

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Did You Know?

Invasive parasitoid wasps have drastically reduced its numbers across the Hawaiian Islands.