Common Emerald
Hemithea aestivaria (Hubner 1799)
Family: Geometridae
Subfamily: Geometrinae
Identification: Blue-green to brown-green, checkered fringes. Two wavy white lines dorsally through both wings. Underside is a pale green/whitish.
Wing Span: 2.4-3.2 cm.
Life History:
Flight: Late spring through mid summer.
Caterpillar Hosts: In Europe: Crataegus, Prunus, Betula, Salix, Quercus, Tilia, Carpinus
Adult Food:
Habitat:
Range: Widespread through northern Eurasia. In North America, found in Pacific Northwest.
Conservation: Introduced in North America.
NCGR:
Management Needs:
Comments: NULL
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Verified Sightings
Displaying 1 - 24 of 42 verified sightings
Observation date: Jul 02, 2023
Submitted by: hiker96
Region: Thurston County, Washington, United States
Verified by: davidwdroppers
Verified date: Jul 03, 2023
Observation date: Jun 28, 2023
Submitted by: Luna-Linuche.76
Region: British Columbia, Canada
Verified by: davidwdroppers
Verified date: Jul 01, 2023
Observation date: Jul 08, 2020
Submitted by: snyderem
Region: Thurston County, Washington, United States
Verified by: davidwdroppers
Verified date: Sep 05, 2020
Observation date: Jul 25, 2020
Submitted by: gdugas
Region: British Columbia, Canada
Verified by: davidwdroppers
Verified date: Aug 14, 2020
Observation date: Jul 06, 2020
Submitted by: blmorin
Region: British Columbia, Canada
Verified by: davidwdroppers
Verified date: Jul 26, 2020
Observation date: Jul 08, 2020
Submitted by: Ken Walker
Region: British Columbia, Canada
Verified by: davidwdroppers
Verified date: Jul 09, 2020
Observation date: Aug 19, 2018
Submitted by: brooksjocie
Region: British Columbia, Canada
Verified by: davidwdroppers
Verified date: Aug 20, 2019
Observation date: Jul 09, 2012
Submitted by: flyinganvil
Region: King County, Washington, United States
Verified by: davidwdroppers
Verified date: Aug 08, 2019
Observation date: Jun 23, 2016
Submitted by: Ken Walker
Region: British Columbia, Canada
Verified by: davidwdroppers
Verified date: Jul 07, 2019
Observation date: Jun 19, 2018
Submitted by: Zach Eckert
Region: King County, Washington, United States
Verified by: davidwdroppers
Verified date: Jan 29, 2019
Observation date: Jul 03, 2018
Submitted by: N_Santill
Region: Whatcom County, Washington, United States
Verified by: davidwdroppers
Verified date: Aug 23, 2018
Observation date: Jul 05, 2018
Submitted by: RobertWeeden
Region: British Columbia, Canada
Verified by: davidwdroppers
Verified date: Jul 16, 2018
Observation date: Jul 07, 2018
Submitted by: jvhigbee
Region: Pierce County, Washington, United States
Verified by: davidwdroppers
Verified date: Jul 12, 2018
Observation date: Jun 22, 2016
Submitted by: Chandira
Region: King County, Washington, United States
Verified by: davidwdroppers
Verified date: Nov 14, 2017
Observation date: Jun 19, 2016
Submitted by: Pasque
Region: Jefferson County, Washington, United States
Verified by: davidwdroppers
Verified date: Jun 21, 2016
Observation date: Jun 04, 2016
Submitted by: skywatcher
Region: British Columbia, Canada
Verified by: davidwdroppers
Verified date: Jun 07, 2016
Observation date: Jun 11, 2015
Submitted by: owlgirls
Region: British Columbia, Canada
Verified by: davidwdroppers
Verified date: Jun 16, 2015
Observation date: Jul 05, 2014
Submitted by: neilds37
Region: King County, Washington, United States
Verified by: davidwdroppers
Verified date: Sep 03, 2014
Observation date: Jun 29, 2014
Submitted by: tjmcgown
Region: British Columbia, Canada
Verified by: davidwdroppers
Verified date: Jul 25, 2014
Observation date: Jul 13, 2014
Submitted by: stacycarlson
Region: King County, Washington, United States
Verified by: davidwdroppers
Verified date: Jul 14, 2014
Observation date: Jun 28, 2014
Submitted by: edlund33
Region: King County, Washington, United States
Verified by: davidwdroppers
Verified date: Jun 29, 2014
Observation date: Jun 22, 2014
Submitted by: gritgirlwa
Region: King County, Washington, United States
Verified by: davidwdroppers
Verified date: Jun 23, 2014
Observation date: Jun 19, 2014
Submitted by: skywatcher
Region: British Columbia, Canada
Verified by: davidwdroppers
Verified date: Jun 23, 2014
Observation date: Jun 14, 2014
Submitted by: Hillwalker
Region: British Columbia, Canada
Verified by: davidwdroppers
Verified date: Jun 15, 2014
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