Walnut sphinx
Amorpha juglandis (J.E. Smith, 1797)
Family: Sphingidae
Subfamily: Sphinginae
Identification: Highly variable. Wings of an individual may be all one color or may have several colors, ranging from pale to dark brown, and may have a white or pink tinge. Patterns range from faint to pronounced.
Wing Span: 1 3/4 - 2 15/16 inches (4.5 - 7.5 cm).
Life History: Caterpillars make a squeaking sound when disturbed.
Flight: One brood in the north from May-August, two broods in the south from March-October.
Caterpillar Hosts: Walnut and butternut (Juglans), hickory (Carya), alder (Alnus), beech (Fagus), hazelnut (Corylus), and hop-hornbeam (Ostrya).
Adult Food: Adults do not feed.
Habitat: Deciduous woodlands.
Range: Maine south to Florida, west to North Dakota and west Texas, and south to Nuevo Leon, Mexico.
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: None reported.
Alternate Scientific Names:
Laothoe juglandis
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Verified Sightings
Displaying 1 - 24 of 920 verified sightings
Observation date: Aug 12, 2025
Submitted by: deirdreellen
Region: Clarke County, Georgia, United States
Verified by: Mikelchap
Verified date: Sep 29, 2025
Observation date: Sep 13, 2025
Submitted by: Ozark_Bill
Region: St. Louis County, Missouri, United States
Verified by: Ozark_Bill
Verified date: Sep 17, 2025
Observation date: Sep 06, 2025
Submitted by: Ozark_Bill
Region: St. Louis County, Missouri, United States
Verified by: Ozark_Bill
Verified date: Sep 17, 2025
Observation date: Aug 20, 2025
Submitted by: BT
Region: Texas, Jones County, United States
Verified by: stomlins701
Verified date: Sep 10, 2025
Observation date: Sep 01, 2025
Submitted by: hsmarshall
Region: Humphreys County, Mississippi, United States
Verified by: stomlins701
Verified date: Sep 10, 2025
Observation date: Aug 25, 2025
Submitted by: Alison Davies
Region: Lexington County, South Carolina, United States
Verified by: Dennis Forsythe
Verified date: Aug 25, 2025
Observation date: Apr 28, 2025
Submitted by: Michele Pollock
Region: Brown County, Indiana, United States
Verified by: rogerdowner
Verified date: Aug 09, 2025
Observation date: Aug 05, 2025
Submitted by: Melinda Bell
Region: Sumner County, Tennessee, United States
Verified by: rogerdowner
Verified date: Aug 09, 2025
Observation date: Jul 24, 2025
Submitted by: Ozark_Bill
Region: St. Louis County, Missouri, United States
Verified by: jwileyrains
Verified date: Jul 30, 2025
Observation date: Jul 23, 2024
Submitted by: John Heneghan
Region: Kane County, Illinois, United States
Verified by: rogerdowner
Verified date: Jul 23, 2025
Observation date: Jun 14, 2025
Submitted by: Daniel Morton
Region: Somerset County, New Jersey, United States
Verified by: BarbSendelbach
Verified date: Jul 15, 2025
Observation date: Jul 05, 2024
Submitted by: Katelbr
Region: Polk County, Iowa, United States
Verified by: jmgesell
Verified date: Jul 05, 2025
Observation date: Jun 12, 2025
Submitted by: mistygish
Region: Ohio County, Kentucky, United States
Verified by: rogerdowner
Verified date: Jun 15, 2025
Observation date: Sep 10, 2024
Submitted by: OGTiffany
Region: Texas, Liberty County, United States
Verified by: stomlins701
Verified date: Jan 24, 2025
Observation date: Aug 27, 2024
Submitted by: snacks6969
Region: Forrest County, Mississippi, United States
Verified by: stomlins701
Verified date: Jan 24, 2025
Observation date: Sep 21, 2024
Submitted by: Ozark_Bill
Region: Crawford County, Missouri, United States
Verified by: Ozark_Bill
Verified date: Sep 25, 2024
Observation date: Jul 14, 2023
Submitted by: gjkoppel
Region: Highland County, Ohio, United States
Verified by: rogerdowner
Verified date: Sep 21, 2024
Observation date: Aug 17, 2024
Submitted by: Ozark_Bill
Region: Washington County, Missouri, United States
Verified by: Ozark_Bill
Verified date: Sep 17, 2024
Observation date: Aug 16, 2024
Submitted by: Freeflyer69
Region: Grayson County, Texas, United States
Verified by: stomlins701
Verified date: Sep 05, 2024
Observation date: Aug 15, 2024
Submitted by: AdamRagland
Region: Bell County, Texas, United States
Verified by: stomlins701
Verified date: Sep 05, 2024
Observation date: Aug 14, 2024
Submitted by: Blond crestedwarbler
Region: Mercer County, New Jersey, United States
Verified by: curtis.lehman
Verified date: Aug 14, 2024
Observation date: Aug 05, 2024
Submitted by: KABerry
Region: Butler County, Pennsylvania, United States
Verified by: curtis.lehman
Verified date: Aug 12, 2024
Observation date: Aug 02, 2024
Submitted by: Rclements7051
Region: Lexington County, South Carolina, United States
Verified by: Dennis Forsythe
Verified date: Aug 02, 2024
Observation date: Jul 17, 2024
Submitted by: SouthernHoosier
Region: Camden County, Georgia, United States
Verified by: Mikelchap
Verified date: Jul 29, 2024
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