Spotted Lanternfly inLouisville, KYSPOTTED LANTERNFLY GUIDE
Jefferson County confirmed SLF in 2022. The Ohio River corridor is a natural Tree of Heaven habitat and primary spread vector into Kentucky. Louisville's bourbon industry has downstream concerns — Bardstown and Nelson County operations are watching SLF closely. As an I-65 freight hub, Louisville is a key node in midwest dispersal.
Where it's showing up
Key Neighborhoods
Highest activity zones
SLF Hotspots
Olmsted Parks system
Active zone
Ohio River Greenway
Active zone
Cherokee Park
Active zone
Shawnee Park (Frederick Law Olmsted design)
Active zone
4th Street Live! urban trees
Active zone
Primary SLF food source
Tree of Heaven in Louisville, KY
The Ohio River corridor through Louisville supports dense Tree of Heaven populations that provide prime SLF habitat and connect populations across the Ohio River from Indiana and Ohio. The Olmsted Parks system — all designed by Frederick Law Olmsted with diverse tree plantings — requires active monitoring for SLF establishment.
Identify Tree of Heaven →Local action resources
What To Do in Louisville, KY
Report a Sighting
Every sighting in Louisville, KY maps the invasion front. Report directly to University of Kentucky Cooperative Extension / KYTC.
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 KY State Guide
County-level data, quarantine zones, treatment guides, and agency resources for the entire state.
See the full KY guide →Community intelligence
Live Sighting Map
See where SLF has been spotted near you in Louisville, KY. Add your own sighting to help map the front.
Open the Map →Free weekly fight briefing
Fight SLF in Louisville, KY.
One email per week. Your zip code. Your threat level. Your action plan. Know exactly what to do this week in Louisville, KY.