First butterfly sightings, previous years

No sightings yet this year. First butterfly sightings in other years:

• 2020 : February 23 Eastern Comma
• 2019 : March 14 Eastern Comma and Mourning Cloak
• 2018 : February 21 Mourning Cloak
• 2017 : January 1 Orange Sulphur
• 2016 : February 28 Mourning Cloak
• 2015 : April 11 Spring Azure, Eastern Comma, and Mourning Cloak
• 2014 : April 14 Spring Azure
• 2013 : June 8 Eastern Tiger Swallowtail, European Skipper, and Broad-winged Skipper
• 2012 : March 12 Cabbage White