Spotted Lanternfly inWilmington, DESPOTTED LANTERNFLY GUIDE
Delaware confirmed full statewide SLF establishment by 2024. Wilmington, the state's largest city, is surrounded by SLF-heavy suburbs. The Brandywine Creek corridor is a primary habitat and spread pathway through the urban core.
Where it's showing up
Key Neighborhoods
Highest activity zones
SLF Hotspots
Brandywine Creek State Park
Active zone
Alapocas Run State Park
Active zone
Trolley Square neighborhood
Active zone
Wilmington Riverfront
Active zone
Primary SLF food source
Tree of Heaven in Wilmington, DE
Brandywine Creek corridor has dense Tree of Heaven populations that support large SLF populations through Wilmington and into northern Delaware. Alapocas Run State Park and Brandywine Creek State Park are well-documented hotspots.
Identify Tree of Heaven →Local action resources
What To Do in Wilmington, DE
Report a Sighting
Every sighting in Wilmington, DE maps the invasion front. Report directly to Delaware Department of Agriculture.
Report Now →Squish on Sight
See a spotted lanternfly? Kill it immediately — it is legal and encouraged in all states. Learn the best kill methods.
Full Fight Guide →Map ToH in Your Block
Tree of Heaven removal cuts off SLF food supply. Add ToH sightings to the community map to guide removal efforts.
View Sighting Map →Statewide resources
Full DE State Guide
County-level data, quarantine zones, treatment guides, and agency resources for the entire state.
See the full DE guide →Community intelligence
Live Sighting Map
See where SLF has been spotted near you in Wilmington, DE. Add your own sighting to help map the front.
Open the Map →Free weekly fight briefing
Fight SLF in Wilmington, DE.
One email per week. Your zip code. Your threat level. Your action plan. Know exactly what to do this week in Wilmington, DE.