Butterflies and Moths of North America

collecting and sharing data about Lepidoptera

  Sighting 1404507

Harford's Sulphur
Colias harfordii

Observation date: June 19, 2025
Submitted by: Zencoyote
Specimen type: Photograph
Observation notes: Lone individual flying and landing briefly in weeds between buildings. Weather clear, breezy, mid 80s.
Status: Resident
Verified by: Ken Davenport
Verified date: June 22, 2025
Coordinator notes: None.
Checklist region(s): United States, California, San Diego County