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:
1. All records (yellow dots)   2. Recently verified records (orange dots)*   3. US county records (purple)

There are also three base layers: 1. Satellite    2. Normal   3. Hybrid

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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
June 29, 2015 South Laurel Laurel County, Kentucky, United States July 02, 2015 Details
July 02, 2015 ezeemonee Santa Barbara County, California, United States July 02, 2015 Details
June 28, 2015 ezeemonee Ventura County, California, United States July 01, 2015 Details
June 16, 2015 EarlyDawnPhotography Grant County, Kentucky, United States June 30, 2015 Details
June 29, 2015 froghavenfarm Hickman County, Tennessee, United States June 30, 2015 Details
June 26, 2015 cycad97 Kern County, California, United States June 26, 2015 Details
June 24, 2015 N Weasel Santa Clara County, California, United States June 24, 2015 Details
September 14, 2013 ncrosbyrd Murray County, Georgia, United States June 23, 2015 Details
May 03, 2015 ncrosbyrd McIntosh County, Georgia, United States June 22, 2015 Details
May 08, 2015 ncrosbyrd McIntosh County, Georgia, United States June 22, 2015 Details
September 17, 2011 Pierre Howard Douglas County, Georgia, United States June 22, 2015 Details
June 21, 2015 dirb72 Multnomah County, Oregon, United States June 21, 2015 Details
June 18, 2015 cahill@graysoncable.com Grayson County, Texas, United States June 20, 2015 Details
June 15, 2015 Lepidoptera_Lover Texas, Tarrant County, United States June 15, 2015 Details
June 15, 2015 Jeff Trahan Rapides Parish, Louisiana, United States June 15, 2015 Details
June 12, 2015 ezeemonee Santa Clara County, California, United States June 13, 2015 Details
June 12, 2015 PJNosler Jackson County, Oregon, United States June 13, 2015 Details
May 28, 2015 John Wilson Socorro County, New Mexico, United States June 10, 2015 Details
June 06, 2015 TSims Lancaster County, Pennsylvania, United States June 06, 2015 Details
June 04, 2015 N Weasel Santa Clara County, California, United States June 05, 2015 Details
May 27, 2015 CA Ivy Sebastian County, Arkansas, United States May 28, 2015 Details
May 01, 2015 mbowling Jeff Davis County, Texas, United States May 17, 2015 Details
December 23, 2014 Nancy Asquith Santa Cruz County, California, United States May 16, 2015 Details
May 02, 2015 opiliones Clark County, Nevada, United States May 15, 2015 Details
May 07, 2015 John Wilson Socorro County, New Mexico, United States May 10, 2015 Details
April 15, 2015 cyric Martin County, Florida, United States May 06, 2015 Details
April 28, 2015 jjflossem Hernando County, Florida, United States May 06, 2015 Details
April 08, 2015 KristyBaker Hidalgo County, Texas, United States May 06, 2015 Details
April 30, 2015 whbauer Bexar County, Texas, United States May 06, 2015 Details
May 02, 2015 Ken Bosso East Baton Rouge Parish, Louisiana, United States May 06, 2015 Details
April 22, 2015 Sue Orlowski Lincoln County, Washington, United States May 05, 2015 Details
April 19, 2015 KittKatt Los Angeles County, California, United States April 20, 2015 Details
April 07, 2015 CA Ivy Sebastian County, Arkansas, United States April 13, 2015 Details
April 12, 2015 whbauer Bexar County, Texas, United States April 12, 2015 Details
April 02, 2015 rebeccafm Los Angeles County, California, United States April 06, 2015 Details
March 30, 2015 wapperdude Los Angeles County, California, United States March 30, 2015 Details
March 28, 2015 ezeemonee Santa Cruz Island County, California, United States March 29, 2015 Details
March 28, 2015 ezeemonee Santa Cruz Island County, California, United States March 29, 2015 Details
March 18, 2015 MAKI San Bernardino County, California, United States March 19, 2015 Details
February 21, 2015 ezeemonee Ventura County, California, United States March 14, 2015 Details
August 30, 2014 Nancy Witthuhn Ness County, Kansas, United States February 28, 2015 Details
September 13, 2012 Indy Entomologist Boone County, Indiana, United States February 21, 2015 Details
June 24, 1979 Indy Entomologist Carroll County, Indiana, United States February 21, 2015 Details
February 01, 2015 MAKI Ventura County, California, United States February 05, 2015 Details
February 20, 2013 tjrickert Cameron County, Texas, United States January 26, 2015 Details
February 23, 2013 tjrickert Texas, McMullen County, United States January 26, 2015 Details
July 23, 2012 strixv Anne Arundel County, Maryland, United States January 09, 2015 Details
January 02, 2015 Robert Gorman Orange County, California, United States January 02, 2015 Details
October 08, 2014 KristyBaker Cameron County, Texas, United States December 28, 2014 Details
August 31, 2014 AllenRatz Buncombe County, North Carolina, United States December 17, 2014 Details