Attributes of Strymon melinus

Gray Hairstreak
Strymon melinus (Hübner, 1818)

Family: Lycaenidae
Subfamily: Theclinae
Identification: One tail on hindwing. Upperside blue-gray with large red spot near tail. Underside of spring/fall form is dark gray, summer form is paler gray. Relatively straight postmedian line is white, bordered with orange on the inside edge.
Wing Span: 7/8 - 1 3/8 inches (2.2 - 3.5 cm).
Life History: Males perch all afternoon on small trees and shrubs to seek receptive females. Eggs are laid singly on flowers of host plant. Young caterpillars feed on flowers and fruits; older ones may eat leaves. Chrysalids hibernate.
Flight: Two flights from May-September in the north, three-four flights from February-November in the south.
Caterpillar Hosts: Flowers and fruits from an almost endless variety of plants; most often from pea (Fabaceae) and mallow (Malvaceae) families including beans (Phaseolus), clovers (Trifolium), cotton (Gossypium), and mallow (Malva).
Adult Food: Nectar from many flower species including dogbane, milkweed, mint, winter cress, goldenrod, tick trefoil, and white sweet clover.
Habitat: Open, nonforested sites; common in disturbed, weedy areas.
Range: Throughout continental United States from southern Canada south to Mexico; southward to Venezuela. Comments: The most widespread hairstreak in North America.
Conservation: Not usually required.
NCGR: G5 - Demonstrably secure globally, though it may be quite rare in parts of its range, especially at the periphery.
Management Needs: Caterpillars may cause economic damage to bean and cotton crops.
Taxonomy Notes:

Images of Strymon melinus

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Strymon melinus - strymon_melinus_franki_caterpillar_b_raisingbutteflies.jpg

Strymon melinus - strymon_melinus_franki_caterpillar_b_raisingbutteflies.jpg
Strymon melinus - Grayhairstreakcrop2.jpg

Strymon melinus - Grayhairstreakcrop2.jpg
Strymon melinus - strymon_melinus_franki_caterpillar_a_raisingbutteflies.jpg

Strymon melinus - strymon_melinus_franki_caterpillar_a_raisingbutteflies.jpg
Strymon melinus - strymon_melinuscat90107c.jpg

Strymon melinus - strymon_melinuscat90107c.jpg
Strymon melinus - GrayHairstreak-Simons.jpg

Strymon melinus - GrayHairstreak-Simons.jpg
Strymon melinus - strymon_melinus91805c.jpg

Strymon melinus - strymon_melinus91805c.jpg
Strymon melinus - Strymon_melinus.jpg

Strymon melinus - Strymon_melinus.jpg
Strymon melinus - Strymon_melinusSanders.jpg

Strymon melinus - Strymon_melinusSanders.jpg
Strymon melinus - Strymon_melinusSanders2.jpg

Strymon melinus - Strymon_melinusSanders2.jpg
Strymon melinus - GrayHairstreak_small.jpg

Strymon melinus - GrayHairstreak_small.jpg

The map below displays all BAMONA data for this species and has three different data layers:
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*The orange dots on the map provide access to information about the 400 most recently verified sightings of this species. Sometimes, there are several records at the same location. Use the table view to access these records.

By default, the fifty most recently verified sightings are below. Sort by Observation Date to see the most recent sightings, or filter the sightings by region to get a regional list.

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Observation Date Submitter Region Verified Datesort icon
January 16, 2016 mellielong Orange County, Florida, United States January 29, 2016 Details
September 19, 2015 underwood.jones Wyandotte County, Kansas, United States January 18, 2016 Details
July 09, 2012 Trailmaker Jefferson County, Ohio, United States January 07, 2016 Details
July 01, 2007 Sue Allie Sumter County, Florida, United States January 06, 2016 Details
November 12, 2010 ozcomomoths Ozark County, Missouri, United States January 05, 2016 Details
August 19, 2015 rob77897@gmail.com Sarasota County, Florida, United States January 04, 2016 Details
September 10, 2013 AJ Trently Lewis County, Tennessee, United States January 01, 2016 Details
August 21, 2015 Josiah Gilbert San Luis Obispo County, California, United States December 30, 2015 Details
July 11, 2015 Josiah Gilbert San Luis Obispo County, California, United States December 29, 2015 Details
March 05, 2015 Josiah Gilbert San Luis Obispo County, California, United States December 17, 2015 Details
July 08, 2015 JeanEvoy Hardee County, Florida, United States December 03, 2015 Details
October 23, 2015 Jonathan Clark La Salle Parish, Louisiana, United States December 03, 2015 Details
July 18, 2015 curtis.lehman Alleghany County, North Carolina, United States November 25, 2015 Details
November 09, 2015 Martin and Sara Chambers County, Texas, United States November 12, 2015 Details
November 08, 2015 PONYRCR Los Angeles County, California, United States November 09, 2015 Details
April 09, 2015 SaunieInDiego San Diego County, California, United States November 02, 2015 Details
June 02, 2015 RobinA Suffolk County, New York, United States October 25, 2015 Details
October 17, 2015 hsessing Cleveland County, Oklahoma, United States October 17, 2015 Details
October 09, 2015 Doug Bruce Tipton County, Tennessee, United States October 12, 2015 Details
October 01, 2015 MAKI San Diego County, California, United States October 12, 2015 Details
October 10, 2015 gunhilda Payne County, Oklahoma, United States October 11, 2015 Details
September 05, 2015 roseanna Pulaski County, Kentucky, United States October 09, 2015 Details
September 20, 2015 PONYRCR Los Angeles County, California, United States October 08, 2015 Details
July 19, 2015 grayhairstreak New Castle County, Delaware, United States October 02, 2015 Details
September 28, 2015 trinectes Anne Arundel County, Maryland, United States October 02, 2015 Details
September 20, 2015 Selwyn Quan Santa Clara County, California, United States September 23, 2015 Details
September 13, 2015 mathgeek Jackson County, Illinois, United States September 23, 2015 Details
September 19, 2015 Mzteachuh San Bernardino County, California, United States September 20, 2015 Details
September 15, 2015 sfp Jessamine County, Kentucky, United States September 15, 2015 Details
September 13, 2015 stephen stedman Jackson County, Tennessee, United States September 13, 2015 Details
July 21, 2015 mks71184 Perry County, Kentucky, United States September 10, 2015 Details
August 29, 2015 John Wilson Socorro County, New Mexico, United States September 09, 2015 Details
August 07, 2015 RoxannaTessman Jackson County, Oregon, United States September 08, 2015 Details
September 20, 2010 AJ Trently Fayette County, Tennessee, United States September 06, 2015 Details
August 28, 2015 stephen stedman Warren County, Tennessee, United States August 29, 2015 Details
August 16, 2015 stephen stedman Putnam County, Tennessee, United States August 29, 2015 Details
August 27, 2015 Samela95437 Mendocino County, California, United States August 27, 2015 Details
August 24, 2015 Pcasteel Robertson County, Tennessee, United States August 25, 2015 Details
August 23, 2015 SaunieInDiego San Diego County, California, United States August 24, 2015 Details
August 16, 2015 Doug Bruce Overton County, Tennessee, United States August 21, 2015 Details
August 15, 2015 Sue Orlowski Lincoln County, Washington, United States August 20, 2015 Details
August 03, 2015 sandyleapt Multnomah County, Oregon, United States August 19, 2015 Details
August 03, 2015 sandyleapt Multnomah County, Oregon, United States August 19, 2015 Details
August 12, 2015 Nancy Hamlett Escambia County, Florida, United States August 18, 2015 Details
August 02, 2015 PopularOutcast Alachua County, Florida, United States August 17, 2015 Details
August 19, 2014 catmint20906 Montgomery County, Maryland, United States August 17, 2015 Details
September 20, 2014 catmint20906 Montgomery County, Maryland, United States August 17, 2015 Details
August 01, 2015 cptskip Anne Arundel County, Maryland, United States August 17, 2015 Details
August 14, 2015 Terry W. Johnson Crisp County, Georgia, United States August 17, 2015 Details
July 20, 2015 bobscafe British Columbia, Canada August 15, 2015 Details