Based on 5,963 research-grade iNaturalist observations in New York, Black Swallowtail is most often recorded in August; in New York it behaves like a summer visitor / breeder. It ranks #4 among butterflies recorded in the state in our data.
Papilio polyxenes
Black Swallowtail in New York by month
Bars show research-grade observations per month. They mix true seasonality with how often people are outdoors, so treat small numbers with caution.
Also seen in New York in August
Monarch
Silver-spotted Skipper
Zabulon Skipper
Small White
Spicebush Swallowtail
Eastern Tiger Swallowtail
Eastern Giant Swallowtail
Peck's Skipper
Places to look in New York
Botanical GardenNew York Botanical Garden
Botanical GardenBrooklyn Botanic Garden
State ParkAdirondack Park
Botanical GardenQueens Botanical Garden
State ParkFranklin D. Roosevelt Four Freedoms Park
Botanical GardenPlanting Fields Arboretum State Historic Park
FAQ
When does Black Swallowtail appear in New York?
Mainly June–September, with the most records in August.
How common is Black Swallowtail in New York?
It ranks #4 by number of iNaturalist observations among butterflies in New York (5,963 records in our sample).