Green-veined White (Pieris napi)

Male. (Males have only one spot, or no spot, on upper surface of forewing).
Male. (Males have only one spot, or no spot, on upper surface of forewing).
Female. (Females have two spots on upper surface of forewing)
Female. (Females have two spots on upper surface of forewing)
Green-veined White underside.
Green-veined White underside. "Veins" clearly visible.
Small White underside. No veination.
Small White underside. No veination.
Males taking up minerals from damp earth.
Males taking up minerals from damp earth.
A close-up of the green veins shows they are made from black and white scales, and are therefore really grey.
A close-up of the green veins shows they are made from black and white scales, and are therefore really grey.
Egg
Egg
Larva
Larva
Larva preparing to pupate
Larva preparing to pupate
Pupa - adult about to emerge 31 days after the egg was laid
Pupa - adult about to emerge 31 days after the egg was laid
Pupa
Pupa
Pupa
Pupa
 
Information

NERC Act S41: Not listed
Local status: Common.
Distributed over whole county.
Size: Medium.
Larval foodplant: Wild crucifers, including Garlic Mustard, Cuckoo-flower and Hedge Mustard.
No. of broods: Two.
Flight time(s): First brood flies late April to late June.
Second brood flies mid July to late September.
The second brood is usually more numerous.
Winter: Pupa
Habits: Easily confused with Small White in flight, but undersides are clearly different when settled. (See above).
Habitats: May occur anywhere, but prefers damper conditions than Small White.
Distribution:

Normalized Weekly Abundance


Flight time graph


No. of Adults

Number of adults
No. of 1km Squares

Number of 1km squares
No. of Records

Number of records
No. of Adults per record

Adults per record
Percentage of all adults

Percentage of all adults reported (of all species) in each year
Percentage of all records

Percentage of all butterfly records
No. of adults per 10,000 records

Number of adults in every 10,000 butterfly records (of all species)