Sighting for April 22, 2020
Denis C. Quinn
1 mile west of US route 1 on Mason-Dixon MD/PA line.
Chester County, PA
- Eastern Tiger Swallowtail 1
- Spicebush Swallowtail 1
- Cabbage White 3
- Spring Azure 1
- Juvenal's Duskywing 1
New Sighting
Denis C. Quinn
1 mile west of US route 1 on Mason-Dixon MD/PA line.
Chester County, PA
- Eastern Tiger Swallowtail 1
- Spicebush Swallowtail 1
- Cabbage White 3
- Spring Azure 1
- Juvenal's Duskywing 1
At the time of these sightings, 09:30 the temperature was only 40.5°, full sunshine, and very windy.