Stink Bug, Brown Marmorated

Halyomorpha halys

Adults are approximately 1.7 cm long, with a distinctive brown “shield” shape with white band around edges of the abdomen. Underside is white/tan, legs and antennae are brown with white banding.

Eggs are light green, barrel shaped, and found in clusters of 20–30 eggs. These eggs are laid on the underside of leaves.

Young nymph stages are yellowish brown, mottled with black and red. Older nymph stages are darker, with the banding pattern on the legs and antennae beginning to appear.

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