Spotted Lanternfly (Fourth-Stage Nymph)

Scientific Name: Lycorma delicatula

Order & Family: Hemiptera: Fulgoridae

Size: Fourth-stage nymphs are approximately 3/4 inch (20 mm) long.

Spotted Lanternfly (Fourth-Stage Nymph)

Natural Habitat

Found on a wide variety of plants, especially the Tree of Heaven (Ailanthus altissima), fruit trees, and grapevines in urban, suburban, and wooded areas.

Diet & Feeding

Polyphagous planthoppers that feed on phloem sap from over 70 different plant species including grapes, hops, stone fruits, and various hardwood trees.

Behavior Patterns

Nymphs go through four stages; the first three are black with white spots while the final stage (shown) is bright red with white spots and black markings. They are strong jumpers and often move in large groups.

Risks & Benefits

An invasive and highly destructive pest in North America that poses a significant threat to agriculture and forestry. They excrete 'honeydew' which promotes the growth of black sooty mold, damaging plants and attracting stinging insects.

Identified on: 6/18/2026