Sighting for July 22, 2013
Warren A. Jacobs
Valey Forge National Park, along Rt. 23, east of Washington's headquarters
Montgomery County, PA
- Eastern Tiger Swallowtail superabundant
- Spicebush Swallowtail
- Clouded Sulphur
- Orange Sulphur
- American Copper
- Eastern Tailed-Blue
- Little Wood-Satyr
- Monarch common
- Silver-spotted Skipper
Silver-spotted Skipper
Eastern Tailed-Blue
Little Wood-Satyr
Spicebush Swallowtail
Eastern Tiger Swallowtail
Monarch
American Copper
Many hundreds of eastern tiger swallowtails in patches of beebalm.