Mustard White
Pieris oleracea Harris, 1829
Family: Pieridae
Subfamily: Pierinae
Identification: Summer form is pure white above and below; spring form has black-tipped upper forewing. Underside of hindwing and apex of forewing have veins edged with yellow-green or gray-green.
Wing Span: 1 1/2 - 2 1/4 inches (3.8 - 5.7 cm).
Life History: Males patrol during the day for receptive females. Eggs are laid singly on underside of host plant leaves. Caterpillars feed on leaves. Chrysalis hibernates.
Flight: Two flights from April-September in mid-continent; one flight from June-July in the north.
Caterpillar Hosts: Various plants in the mustard (Brassicaceae) family.
Adult Food: Flower nectar from mustard family and other plants.
Habitat: Open forests and fields, deciduous woods, bogs, streamsides.
Range: East from the Dakotas and Canadian prairie provinces across the Great Lakes area to New England and Nova Scotia.
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 noted.
Comments: NULL
Verified Sightings
Displaying 1 - 24 of 663 verified sightings

Observation date: Jul 10, 2019
Submitted by: L Reid
Region: Portage County, Wisconsin, United States
Verified by: Tom Middagh
Verified date: Jan 09, 2021

Observation date: May 23, 2015
Submitted by: Donna Millar
Region: Ontario, Canada
Verified by: rosslayberry
Verified date: Jan 06, 2021

Observation date: Aug 15, 2020
Submitted by: tozjohn
Region: Ontario, Canada
Verified by: rosslayberry
Verified date: Aug 22, 2020

Observation date: Jul 20, 2020
Submitted by: Clare Holden
Region: Ontario, Canada
Verified by: rosslayberry
Verified date: Jul 20, 2020

Observation date: Jun 05, 2020
Submitted by: rapids
Region: Ontario, Canada
Verified by: rosslayberry
Verified date: Jun 12, 2020

Observation date: May 31, 2019
Submitted by: ellenjones6
Region: Essex County, New York, United States
Verified by: rosslayberry
Verified date: Dec 06, 2019

Observation date: Jun 06, 2019
Submitted by: ellenjones6
Region: Essex County, New York, United States
Verified by: rosslayberry
Verified date: Dec 05, 2019

Observation date: Jul 27, 2019
Submitted by: ellenjones6
Region: Essex County, New York, United States
Verified by: rosslayberry
Verified date: Dec 01, 2019

Observation date: Jun 06, 2019
Submitted by: ellenjones6
Region: Essex County, New York, United States
Verified by: rosslayberry
Verified date: Dec 01, 2019

Observation date: May 31, 2019
Submitted by: ellenjones6
Region: Essex County, New York, United States
Verified by: rosslayberry
Verified date: Dec 01, 2019

Observation date: Sep 17, 2019
Submitted by: Stuart Schwartz
Region: Marathon County, Wisconsin, United States
Verified by: Tom Middagh
Verified date: Oct 05, 2019

Observation date: Sep 24, 2019
Submitted by: Stuart Schwartz
Region: Marathon County, Wisconsin, United States
Verified by: Tom Middagh
Verified date: Oct 05, 2019

Observation date: Sep 25, 2019
Submitted by: Stuart Schwartz
Region: Marathon County, Wisconsin, United States
Verified by: Tom Middagh
Verified date: Oct 05, 2019

Observation date: Jul 30, 2019
Submitted by: Craig M Lipski
Region: Otsego County, Michigan, United States
Verified by: rosslayberry
Verified date: Jul 31, 2019

Observation date: Jul 24, 2019
Submitted by: ellenjones6
Region: Essex County, New York, United States
Verified by: rosslayberry
Verified date: Jul 24, 2019

Observation date: Jul 20, 2019
Submitted by: ellenjones6
Region: Franklin County, New York, United States
Verified by: rosslayberry
Verified date: Jul 20, 2019

Observation date: Jun 08, 2019
Submitted by: ellenjones6
Region: Franklin County, New York, United States
Verified by: rosslayberry
Verified date: Jun 08, 2019

Observation date: May 31, 2019
Submitted by: ellenjones6
Region: Essex County, New York, United States
Verified by: rosslayberry
Verified date: Jun 01, 2019

Observation date: Apr 27, 2019
Submitted by: Todd Eiben
Region: Portage County, Ohio, United States
Verified by: rogerdowner
Verified date: Apr 30, 2019

Observation date: Jun 28, 2017
Submitted by: Ed Rothwell
Region: Washtenaw County, Michigan, United States
Verified by: rosslayberry
Verified date: Apr 15, 2019

Observation date: Jun 23, 2018
Submitted by: Todd Eiben
Region: Portage County, Ohio, United States
Verified by: rogerdowner
Verified date: Apr 08, 2019

Observation date: Jun 20, 2018
Submitted by: kathybrown
Region: Marathon County, Wisconsin, United States
Verified by: Tom Middagh
Verified date: Jan 18, 2019

Observation date: May 23, 2018
Submitted by: ellenjones6
Region: Essex County, New York, United States
Verified by: rosslayberry
Verified date: Dec 12, 2018

Observation date: Jul 09, 2018
Submitted by: ellenjones6
Region: Essex County, New York, United States
Verified by: rosslayberry
Verified date: Jul 16, 2018
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