Spotted Lanternfly inBoston, MASPOTTED LANTERNFLY GUIDE
Massachusetts confirmed SLF in 2023 in western counties, but the Boston metro area is not yet established — it remains under active watch. Arrival in the metro is considered likely via commuter rail or the I-90 corridor. MassWildlife is actively monitoring.
Where it's showing up
Key Neighborhoods
Highest activity zones
SLF Hotspots
Emerald Necklace parks
Active zone
Boston Harbor waterfront
Active zone
Arboretum
Active zone
North Shore commuter zones
Active zone
Primary SLF food source
Tree of Heaven in Boston, MA
Tree of Heaven is present in Boston-area parks, highway margins, and disturbed lots — providing the habitat needed for SLF establishment if or when it arrives. The Emerald Necklace and harbor waterfront are high-priority monitoring zones.
Identify Tree of Heaven →Local action resources
What To Do in Boston, MA
Report a Sighting
Every sighting in Boston, MA maps the invasion front. Report directly to MassWildlife / MDAR.
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 MA State Guide
County-level data, quarantine zones, treatment guides, and agency resources for the entire state.
See the full MA guide →Community intelligence
Live Sighting Map
See where SLF has been spotted near you in Boston, MA. Add your own sighting to help map the front.
Open the Map →Free weekly fight briefing
Fight SLF in Boston, MA.
One email per week. Your zip code. Your threat level. Your action plan. Know exactly what to do this week in Boston, MA.