Bug Identifier
Brown Marmorated Stink Bug nymph
Community identification

Brown Marmorated Stink Bug nymph

Halyomorpha halys

Order & Family
Order Hemiptera, Family Pentatomidae
Size
Nymphs range from 2.4 mm to 12 mm depending on the instar stage.
See this bug in the Encyclopedia

Natural Habitat

Agricultural fields, gardens, and deciduous forests; they often overwinter inside human structures.

Diet & Feeding

Polyphagous herbivore that feeds on a wide variety of fruit, vegetables, and ornamental plants using piercing-sucking mouthparts.

Behavior Patterns

Goes through five nymphal stages; known for aggregating in large numbers and releasing a pungent odor from scent glands when disturbed.

Risks & Benefits

Major agricultural pest that causes significant damage to crops; they are a nuisance pest in homes but do not bite or sting humans.